THEf%MEY 
TO THE U. S. P. 
1893. 
PRICE, 25 CENTS. 
D. 0. HAYNES & CO., Publishers, 
DETROIT, MICH. THE MK PUBLICATIONS 
THE PHARMACEUTICAL ERA ■ monthly 
journal, devoted to the progress of pharmacy and 
the interests of the drug trade. A thoroughly in- 
dependent publication, and our aim is to make it 
the most complete and reliable paper of its class. 
All reading matter classified into three general 
departments, viz : (1) Pharmaceutical Depart- 
ment; (2) News Department; (8) Trade Depart- 
ment. Each semi-monthly issue of the paper con- 
tains not less than 48 pages of reading matter. 
Subscription price $2.00 per year, payable 
in advance. 
THE ERA DRUGGISTS DIRECTORY.—p“,"; 
and the only, directory of the drug trade of the 
United States. This publication is intended for 
all firms who desire an accurate list of this trade. 
The contents are divided into four parts, viz.: 
Part I—Wholesale Druggists ; Part II—Retail 
Druggists : Part III—Manufacturers ; Part IV— 
Classified Business Directory. 
The third edition will be issued about Jan• 
uary 1,1894. Price $5.00 per copy. 
THE ERA DOSE BOOK.-g.X&SiSSS 
ers a list of doses of new remedies and the U.S.P. 
preparations,printed in convenientshapefor quick 
reference in checking off prescriptions. As the 
work advanced the book developed, and the first 
edition (1892) contained the following: (1) Tableof 
Dose Equivalents; (2) Doses of Drugs, Chemicals, 
New Remedies, etc.; (3) The Metric System and 
Tables of Equivalents; (4) Solubilities of Chemic- 
als; (5) Table for preparing Percentage Solutions; 
(6) Thermometric Equivalents; (7) Doses of Vet- 
erinary Remedies. A new and enlarged edition 
will be ready in September, 1893. It will contain 
doses of all the preparations in the new U. S. P.; 
the list of articles with doses will be increased 
about fifty per cent.; shall add a list of poisons 
and antidotes; shall increase the list of solubili- 
ties, and make other important additions. 
The price of this book is 50 cents per copy, 
post paid. 
ADDRESS ALL ORDERS T0- 
D. O. HAYNES & CO., 
Publishers. DETROIT, HICH. THE ERA KEY TO THE U, S, P, 
A COMPLETE LIST 
OF THE 
DRUGS AND PREPARATIONS 
OF 
The United States PharmacoptEia 
REVISION OF 1890-3. 
Giving Official Titles, Common Names and Synonyms 
of the Drugs, Chemicals and Preparations 
of the Pharmacopoeia, 
WITH DOSES 
In Apothecaries Weights and Measures with 
Equivalents in Metric Terms. 
'' COMPILED BY - 
THE PHARMACEUTICAL ERA, 
D. O. HAYNES & CO., Publishers. 
DETROIT, MICH. 
1893. THE object of this little publication is to 
further the introduction and employment 
of the official drugs and preparations contained 
in our National standard, the United States Phar- 
macopoeia. 
As a companion to that invaluable work, we have 
endeavored to give the physicians and pharma- 
cists of America, in convenient shape for every- 
day use and quick reference, such a “key” to the 
contents of that publication as will assist them in 
their work as prescribers and dispensers. 
To all physicians and pharmacists who believe 
in the advancement of legitimate pharmacy, this 
little work is respectfully dedicated. 
The Publishers. 
Copyrighted, 1893, by D. O. Haynes & Co. 
All rights reserved. THE ERA KEY TO THE U. S. P. 
DRUGS AND PREPARATIONS 
OF THE 
United States Pharmacopoeia 
WITH DOSES. 
Absinthium—Absinthium—Wormwood. 
The leaves and tops of Artemisia Absinthium. 
DOSE: 20 to 40 grs. (1.3 to 2.6 gins.) 
Acacia—Acacia—Gum Arabic. 
A gummy exudation from Aearia Senegal. 
Preps: Mucilago Acaciae. Pulvis Cretae Aromaticus. 
Acetanilidum—Acetanilid— Phenylacetamide. 
An acetyl derivative of aniline. 
DOSE; 3 to 15 grs. (0.194 to 0.97 gms.) 
Acetum Opii—Vinegar of Opium. 
10% Opium. 
DOSE; 5 to 15 min. (0.31 to 0.92 c. c.) 
Acetum Scillse—Vinegar of Squill. 
10% Squill. 
DOSE: 10 to 30 min. (0.62 to 1.85 c. c.) 
Acidum Aceticum—Acetic Acid. 
36% Acetic Acid. 
Prep: Acidum Aceticum Dilutum. 
Acidum Aceticum Dilutum—Diluted Acetic 
Acid. 
6% Acetic Acid. 
DOSE: 2 to 4 fl. drs. (7.39 to 14.79 c. c.) 
Acidum Aceticum Glaciale—Glacial Acetic 
Acid. 
Absolute Acetic Acid. 
Acidum Arsenosum—Arsenous Act'd—Arsenic 
Trioxide. White Arsenic. 
Preps; Liquor Acidi Arsenosi. Liquor Potassii Arsenitis. 
DOSE: 1-60 to 1-16 gr. (0.00108 to 0.00405 gins. 2 
THE ERA KEY TO THE J7. 8. P. 
Acidum Beniiolcnin—Benzoic Acid. 
Obtained from Benzoin. 
DOSE; 10 to 30 grs. (0.648 to 1.944 gms.) 
Acidum ISoricum—Boric Acid—Boracic Acid. 
DOSE: 10 to 30 grs. (0.648 to 1.944 gins.) 
Prep; Glyceritum Boroglycerim. 
Acid inn Carbolicum—Carbolic Acid—Phenol. 
A constituent of coal tar. 
DOSE: 1 to 3 grs. (0.0648 to 0.1944 gms.) 
Prep: Glyceritum Acidi Carbolici. 
Acid uni Carbolicum Crudnm—Crude Car- 
bolic Acid. 
From coal tar, chiefly cresol and phenol. 
Acldum Chromicum—Chromic Acid—Chro- 
mic Trioxide. Chromic Anhydride. 
DOSE: 1-24 to 1-4 gr. (0.0027 to 0.0162 gms.) 
Acidum Citricum—Citric Acid. 
Usually prepared from lemon juice. 
DOSE; 10 to 30 grs. (0.648 to 1.944 gms.) 
Prep: Syrupus Acidi Citrici. 
Acidum Gallicum—Gallic Acid. 
An organic acid, usually prepared from tannic acid. 
DOSE: 5 to 30 grs. (0.324 to 1.944 gms.) 
A.cidum Hydrobromlcum Dilutum — Di- 
luted Hydrobromic Acid. 
10% absolute Hydrobromic Acid. 
DOSE: % to 2 fl. drs. (1.85 to 7.30 c. c.) 
Acidum Hydrochloricum — Hydrochloric 
Acid— Muriatic Acid. 
31.9% absolute Hydrochloric Acid. 
DOSE; 6 to 10 min. diluted (0.31 to 0.62 c. c.) 
Preps; Acidum Hydrochloricum Dilutum. Acidum Hitro- 
hydrochloricum. Acidum Nitrohydrochloricum Dilutum. 
Acidum Hydrochloricum Dilutum — Di- 
luted Hydrochloric Acid—Diluted Muriatic 
Acid. 
10%Hydrochloric Acid. 
DOSE; 10 to 30 min. (0.62 to 1.85 c. c.) 
Acidum Hydrocyanicum Dilutum—Diluted 
Hydrocyanic Ac'd—Prussic Acid. 
2% absolute Hydrocyanic Acid. 
DOSE; 1 to 3 min. (0.06 to 0.18 c. c.) 
Acidum Hypophosphorosum Dilutum,— 
Diluted Hypoposphorous Acid. 
10% absolute Hypophosphorous Acid. 
DOSE; 10 to 60 min. (0.62 to 3.70 c. c.) THE ERA KEY TO THE U. S. P. 
3 
Acidum Laeticmn—Lactic Acid. 
An organic acid, usually obtained by subjecting milk-sugar 
or grape-sugar to lactic fermentation. . . » , 
75% absolute Lactic Acid. 
DOSE: h to 2 fl. drs. (1.85 to 7.39 c. c.) 
Prep: Syrupus Calcii Lactophosphatis. 
Acidum Nitricum—Nitric Acid. 
68% absolute Nitric Acid. 
Preps: Acidum Nitricum Dilutum. Acidum Nitrohydro* 
chloricum. Acidum Nitrohydrochloricum Dilutum. 
Acidum Nitricum Dilutum—Diluted Nitric 
Acid. 
Nitric Acid 10%. 
DOSE: 5 to 30 min. (0.31 to 1.85 c. c.) 
Acidum Nitrohydrochloricum— Nitrohydro- 
chloric Acid—Nitromuriatic Acid. 
Nitric Acid 18%. Hydrochloric Acid 82%. 
DOSE: 2 to 5 min. (0.12 to 0.31 c. c.) 
Acidum Nitrohydrochloricum Dilutum — 
Diluted Nitrohydrochloric Acid—Diluted Ni- 
tromuriatic Acid. 
Nitric Acid 4%. Hydrochloric Acid 18%. 
DOSE: 10 to 20 min. (0.62 to 1.24 c. c.) 
Acidum Oleicum—Oleic Acid. 
An organic acid obtained by cooling commercial Oleic Acid 
to 5 deg. C., and separating the liquid portion. 
Acidum Phosphoricum—Phosphoric Acid. 
85% absolute Orthophosphoric Acid. 
DOSE: 3 to 7 min. (0.18 to 0.43 c. c.) 
Prep: Acidum Phosphoricum Dilutum. 
Acidum Phosphoricum Dilutum—Diluted 
Phosphoric Acid, 
10% Phosphoric Acid. 
DOSE; 5 to 30 min. (0.31 to 1.85 c. c.) 
Acidum Salicylicam—Salicylic Acid. 
From Carbolic Acid. 
DOSE: 10 to 25 grs. (0.648 to 1.620 gms.) 
Acidum Stearicum - Stearic Acid. 
From solid fats, chiefly tallow. 
Acidum Sulphuricum-/SuIpAurtc Acid. 
92.5% absolute Sulphuric Acid. 
Preps: Acidum Sulphurieum Aromaticum. Acidum Sul- 
phuricum Dilutum. 
Acidum Sulphurieum Aromaticum—Aro- 
matic Sulphuric Acid. 
20% Sulphuric Acid. 
DOSE: 5 to 10 min. (0.31 to 0.62 c. c.) 4 
THE ERA KEY TO THE U. ~. Jr. 
Acidum Sulpliuricum Dilutum—Diluted 
Sulphuric Acid. 
10% Sulphuric Acid. 
DOSE: 10 to 20 min. (0.62 to 1.23 c. c.) 
Acidum Sulphurosum—Sulphurous Acid. 
6.4% Sulphurous Acid Gas. 
DOSE: \ to lfl. dr. (0.92 to 3.70 c. c.) 
Acidum Tannicum—Tannic Acid—Gallotan- 
nic Acid. Digallic Acid. 
From Nutgall. 
DOSE: 3 to 10 grs. (0.1944 to 0.648 gms.) 
Preps: Collodium Stypticum. Glyceritum Acidi Tannici. 
Trochisci Acidi Tannici. Unguentum Acidi Tannici 
Acidum Tartaricum—Tartaric Acid. 
From argols. 
DOSE: 10 to 30 grs. (0.648 to 1.944 gms.) 
Aconitum —Aconite. 
The tuber of Aconitum Napellus. 
DOSE: to 2 grs. (0.0324 to 0.129 gms.) 
Preps; Extractum Aconiti. Extractuin Aconiti Fluiduiu. 
Tinctura Aconiti. 
Adeps—Lard. 
Prepared internal fat of the abdomen of Sus Scrofa, Linne. 
Preps: Adeps Benzoinatus. Ceratum (Compound Cerates). 
Unguentum. 
Adeps Benzoinatus—Benzoinated Lard. 
Adeps loanee Hydrosus—Hydrous Wool-fat. 
Purified fat of the wool of sheep. 
ASther—Ether—JEther Fortior, U. S. P., 1880. 
96% absolute Ether or Ethyl Oxide. 
DOSE: 5 to 60 min. (0.31 to 3.70 c. c.) 
Preps: Spiritus AStheris. Spiritus Athens Corap. 
ASther Aceticus—Acetic Ether. 
98.5% of Ethyl Acetate. 
DOSE: 10 to 30 min. (0.62 to 1.86 c. c.) 
Alcohol—Alcohol. 
91% by weight or 94% by volume of Ethyl Alcohol. 
Prep: Alcohol Dilutum. 
Alcohol Absolutum—Absolute Alcohol. 
Ethyl Alcohol, containing not more than 1% by weight of 
water. 
Alcohol Deodoratum—Deodorized Alcohol. 
92.5% by weight, or 95.1% by volume, of Ethyl Alcohal. 
Alcohol Dilutum—Diluted Alcohol. 
41% by weight, or 48.6% by volume, of Ethyl Alcohol. THE ERA KEY TO THE U. S. P. 
Allium—Garlic. 
The bulb of Allium Sativum. 
DOSE: 15 to 60 grs. (0.972 to 3.888 gms.) 
Prep: Syrupus Allii. 
Aloe Barbadeusis—Barbadoes Aloes. 
The inspissated juice of the leaves of Aloe Vera« 
DOSE: 2 to 10 grs. (0.1296 to 0.648 gms.) 
Aloe Purificata—Purified Aloes. 
DOSE: % to 10 grs. (0.0324 to 0.648 gms.) 
Preps: Extractum Colocynthidis Conipositum. Pilulae 
Aloes. Pilul® Aloes et Asafoetida. Pilul® Aloes et Fern. 
Pilul® Aloes et Mastiches. Pilul® Aloes et Myrrh®. Pil- 
ul® Rhei Composit®. Tinctura Aloes. Tinctura Aloes et 
Myrrhae. Tinctura Benzoini Composita. 
Aloe Socotrina—Socotrine Aloes. 
The inspissated juice of the leaves of Aloe Perryl. 
DOSE: 5 to 20 grs. (0.324 to 1.296 gms.) 
Preps: Aloe Purificata. Extractum Aloes. 
Aloinum — Aloin. 
From Aloes. 
DOSE: 34 to 2 grs. (0.0162 to 0.1296 gms.) 
Althiea—A Ithcea—Marshmallow. 
The root of Althra OAirmails. 
Prep: Syrupus Alth®». 
Alumen-Alum—Potassium Alum. Aluminum 
and Potassium Sulphate. 
DOSE: 10 to 60 grs. (0.648 to 3.888 gms.) 
Prep; Alumen Exsiccatum. 
Alumen Exsiccatum—Dried Alum—Alumen 
Ustum. Burnt Alum. 
DOSE: 5 to 30 grs. (0.324 to 1.944 gms.) 
Alumini Hydras—Aluminum Hydrate—Alum- 
inum Hydroxide. Hydrated Alumina. 
DOSE: 1 to 10 grs. (0.0648 to 0.648 gms.) 
Alumini Sulphas—Aluminum Sulphate. 
Ammoniacu m—Ammoniac. 
A gum resin obtained from Domna Ammoniarum. 
DOSE: 5 to 30 grs. (0.324 to 1.944 gms.) 
Preps* Emplastrum Ammoniac: cum Hydrargyro. Emul- 
sum Ammomaci. 
Ammouii Benzoas—Ammonium Benzoate. 
DOSE: 10 to 30 grs. (0.648 to 1.944 gms.) 
Ammonii Bromidum—Ammonium Bromide. 
DOSE: 10 to 60 grs. (0.648 to 3.888 gms.) 
Ammonii Carbonas—Ammonium Carbonate. 
DOSE: 5 to 15 grS. (0.324 to 0 972 gms.) 
Prep: Spiritus Ammonia Aromaticus. 6 
THE ERA KEY TO THE U. S. P. 
Aminonil Chloridum—Ammonium Chloride. 
DOSK; 5 to 30 grs. (0.324 to 1.944 gms.) 
Prep: Trochisci Ammonii Chloridi. 
Ammonii Iodidum—Ammonium Iodide. 
DOSK: 3 to 10 grs. (0.194 to 0.048 gins.) 
Ammonii Nitras—Ammonium Nitrate. 
DOSK; 10 to 30 grs. (0.648 to 1.944 gins.) 
Ammonii Valerianas—Ammonium Valerian- 
ate. 
DOSE: 2 to 8 grs. (Cf.129 to 0.518 gms.) 
Amygdala Amara—Bitter Almond. 
The seed ot Primus Amygdalu* var. Amara. 
Prep: Syrupus Amygdala*. 
Amygdala Dulcis— Sweet Almond. 
The seed of Primus Amygdalus var. Dulcis. 
Preps: Emulsum Amygdala*. Syrupus Amygdalae. 
Amyl Nitris—Amyl Nitrite. 
80% Amyl Nitrite. 
DOSE: 2 to 4 min. (0.12 to 0.25 c. c.) 
Amylum—Starch. 
The fecula of the seed of Zea Mays. 
Prep; Glyceritum Amyli. 
Anisum—Anise. 
The fruit of Pimpinella Anisina. 
DOSE: 10 to 30 grs. (0.648 to 1.944 gms.) 
Anthemis—Anthemis—Chamomile. 
The flower heads of Anthemis Nftbilis. 
DOSE: >4 to 2 drs. (1.944 to 7.776 gms.) 
Antimonii et lJotassii Tartras— Antimony 
and Potassium Tartrate—Tartar Emetic. 
Tartarated Antimony. 
DOSE: X to 3 grs. (0.0081 to 0.194 gms.) 
Preps: Syrupus Scillffl Compositus. Vinum Antimonii. 
Antimonii Oxiduin —Antimony Oxide—Anti- 
mony Trioxide. 
DOSE: 1 to 3 grs. (0.0648 to 0.194 gms.) 
Prep: Pulvis Antimonialis. 
Antimonii Sulpliidum—Antimony Sulphide— 
Antimony Trisulphide. 
Prep • Antimonii Sulphidum Purificntum. 
Antimonii Sulphidum Purifieatum—Puri- 
fied Antimony Sulphide—Purified Antimony 
Trisulphide. 
Prep: Antimonium Sulphuratum. THE ERA KEY TO THE U. S. P. 
Antimonium Sulphuratum — Sulphurated 
Antimony—Kermes Mineral. 
DOSE; 1 to 3 grs. (0.0648 to 0.194 gms.) 
Prep; Pilulae Antimonii Composite. 
Apocynnm—Apocynum—Canadian Hemp. 
The root of Apocynum Cannabiniim. 
DOSE; 2 to 20 grs. (0.1296 to 1.296 gms.) 
Prep; Extractum Apocyni Fluidum. 
Apomorplii nap H y cl roc li lo ras—Apomorphine- 
Hydrochlorate. 
Hydrochlorate of an artificial alkaloid, prepared from- 
Morphine or Codeine. 
DOSE: 116 to H gr. (0.004 to 0.0081 gm.) 
Aqua—Water 
Prep; Aqua Destillata. 
Aqua Ammonia;-Ammonia Water. 
An aqueous solution of Ammonia, containing 10% by- 
weight of the gas. 
DOSE. 10 to 30 min. (0.62 to 1.85 c. c.) 
Prep: Linimentum Ammonia?. Spiritus Ammonia? A To- 
rn aticus. 
Aqua Ammonia* Fortior—Stronger Ammonia 
Water. 
An aqueous solution of Ammonia, containing 28% of the 
gas. 
Prep; Spiritus Ammonia?. 
Aqua Ainygdalte Amarae—Bitter Almond 
Water. 
HOSE: H to 2 fl. drs. (1.85 to 7.39 c. c.) 
Aqua Anisi—Anise Water. 
DOSE: 54 to 1 fl. oz. (7.39to 29.57 c. c.) 
Aqua Aurantii Florum-Orange Flower 
Water. 
Prep: Syrupus Aurantii Florum. 
Aqua Aurantii Florum Fortior—Stronger 
Orange Flower Water—Triple Orange Flower 
Water. 
Prep: Aqua Aurantii Florum. 
Aqua Campliorae—Camphor Water. 
Camphoi 0.8%. 
DOSE: \ to 2 fl. ozs. (14.79 to 59.10 c. c.) 
Aqua Ch 1 ori— Chlorine Water. 
An aqueous solution of Chlorine, containing at least .4% 
of the gas. 
DOSE: 1 to 2 fl. ozs. (3.70 to 14.79 c. c.) 8 
THE ERA KEY TO THE U. S. P 
Aqua Chloroform!—Chloroform Water. 
BOSK: 1 to 4 fl. drs. (3.70 to 14.7# c. c.) 
Aqua Cinnainomi—Cinnamon Water. 
1>0SE: % to 1 fl. oz. (14.79 to 29.57 c. c.) 
Aqua Creosoti—Creosote Water. 
BOSE: 2 to 4 fl. drs. (7.39 to 14.79 c. c.) 
Aqua Destillata—Distilled Water. 
Aqua Foeniculi—Fennel Water. 
BOSE; \ to 1 fl. oz. (7.39 to 29.57 c. c.) 
Aqua Hydrogenii Dioxidi—Solution of Hy- 
drogen Dioxide—Solution of Hydrogen Per- 
oxide. 
A slightly acid, aqueous solution of Hydrogen Dioxide, 
containing, when freshly prepared, about 3% by weight 
of the pure Dioxide, corresponding to about ten volumes 
of available oxygen. 
Aqua Mentha; Piperita; — Peppermint 
Water. 
BOSE: )£ to 2 fl. ozs. (14.79 to 59.10 c. c.) 
Aqua Menthae Viridls—Spearmint Water. 
BOSE: I5 to 2 fl. ozs. (14.79 to 59.10c. c.) 
Aqua Itosa;—Rose Water. 
Prep: Unguentuni Aquae Rosae. 
Aqua Rosie Fortior—Stronger Rose Water— 
Triple Rose Water. 
Water saturated with the volatile oil of rose petals, ob- 
tained as a by-product in the distillation of Oil of Rose. 
Prep: Aqua Rosa1. 
Argenti Cyanidum—Silver Cyanide. 
BOSF.: 1-60 to 1-20 gr. (0.0010 to 0.0032 gms.i 
Prep: Acidum Hydrocyanicum Dilutum. 
Argenti Iodldum —Silver Iodide. 
DOSE: H to 2 grs. (0.0324 to 0.1296 gms.i 
Argenti Nitras— Silver Nitrate. 
DOSE: H to if. gr. (0.0081 to 0.0324 gms.i 
Prep: Argenti Nitras Dilutus. Argenti Nitras Fusus. 
Argenti Nitras Dilutus—Diluted Silver Ni- 
trate-Mitigated Caustic. 
Argenti Nitras Fusus—Moulded Silver Ni- 
trate— Lunar Caustic. 
Argenti Oxidum—Stiver Oxide. 
BOSE: y. to 2 grs. (0.0324 to 0.1296 gms.) 
Arnica; Flores—Arnica Flowers. 
The flower heads of Arnica Montana. 
DOSEi: 10 to 20 grs. (0.648 to 1.296 gms.) 
Prep: Tinctura Arnicie Florum. THE ERA KEY TO THE U. S. P. 
9 
Arnicae Radix—Arnica Root. 
The rhizome and roots o£ Arnica Montana. 
DOSE: 5 to 20 grs. (0.321 to 1.296 gms.) 
Preps: Extractum Arnicas Radicis. Extractum Arnicw 
Radicis Fluidum. Tinctura Arnicas Radicis. 
Arseni lodidum—Arsenic Iodide. 
DOSE. 1-24 to H gr. (0.0027 to 0.0081 gms.) 
Prep: Liquor Arseni Hydrargyri Iodidi. 
Asa foetid a —Asafetida. 
A guru-resin obtained from the root of Ferula Narthex and 
of Ferula Feet Ida. 
DOSE: 5 to 15 grs. (0.324 to 0.972 gms.) 
Preps; Emulsum Asafcetidae. Pilulae Aloes et Asafcetidae. 
Pilulae Asafcetid». Tinctura AsafoetidsB. 
A sc 1 e p i as—A sclepias. 
The root of Asdepias Tuberose. 
DOSE: % to 2 drs. (1.944 to 7.776 gms.) 
Prep. Extractum Asclepiadis Fluidum. 
Aspidium— Aspidium—Male Fern. 
The rhizome of Dryopteris Filix-iuaa and of Dryopteris 
Marginalia. 
DOSE: H to drs. (1.944 to 5.932.) 
Prep; Oleoresina Aspidii. 
Aspidosperma— Aspidosperma—Quebracho. 
The bark of Aspidosperma (Juebraeho-bianco. 
DOSE; 5 to 30 grs. (0.324 to 1.944 gms.) 
Prep: Extractum Aspidospermatis Fluidum. 
Atropina—Atropine. 
An alkaloid, obtained from Belladonna. 
DOSE: 1-96 to 1-64 gr. (0.0006 to 0.001 gm.) 
Atropime Sulphas —Atropine Sulphate. 
DOSE: 1-96 to 1-48 gr. (0.0006 to 0.0013 gm.) 
Aurantii Amari Cortex—Bitter Orange Peel. 
The rind of the fruit of Citrus vulgaris. 
Preps: Extractum Aurantii Amari Fluidum. Tinctura 
Aurantii Amari. 
Aurantii Dulcis Cortex—Sxveet Orange Peel. 
The rind of the fresh fruit of Citrus An ran limn. 
Preps; Syrupus Aurantii. Tinctura Aurantii Dulcis. 
Aurii et Sodii Chloridum—Gold and Sodium 
Chloride. 
A mixture of equal parts by weight of dry Gold Chloride 
and Sodium Chloride. 
DOSE 1 16 to 1-10 gr. (0.004 to0.0065 gm.) 
ISalsaimim Peruvianum—Balsam of Peru. 
A balsam obtained from Toluifera Pereira;. 
DOSE. 10 to 30 min. (0.62 to 1.85 c. c.) 10 
THE ERA KEY TO THE U. S. P. 
Balsamum Tolutamim- Balsam of Tolu. 
A balsam obtained from Tolnlfera Balsamum. 
DOSE: 10 to 30 inin. (0.62 to 1.85 c. c.) 
Preps: Syrupus Tolu tan us. Tinctura Benzoini Composita 
Tinctura Tolutana. 
Barii Bioxidum—Barium Dioxide—Barium 
Peroxide. 
Commercial, anhydrous Barium Dioxide. 
Prep; Aqua Hydrogenii Dioxidi. 
Belladonnas Folia—Belladonna Leaves. 
The leaves of Atropa Belladonna. 
DOSE; 1 to 5 grs. (0.0648 to 0 324 gm.) 
Preps: Extractum Belladonn* Foliorum Alcoholicum. 
Tinctura Belladonnae Foliorum. 
Belladonnas Radix—Belladonna Root. 
The root of Atropa Belladonna. 
DOSE: 1 to 3 grs. (0 0648 to 0.1044 gm.) 
Prep: Extractum Belladonna; Radicis Fluidum. 
Benzinum— Benzin— Petroleum Benzin. Petro- 
leum Ether. 
A purified distillate from American petroleum, consisting 
of hydrocarbons chiefly of the marsh-gas series and hom- 
ologous compounds. 
Benzoinum—Benzoin. 
A balsamic resin obtained from fttyrax Benzoin. 
Preps: Adeps Benzoinatus. Tinctura Benzoini. Tinctura 
Benzoini Composita. 
Bismuth! Citras—Bismuth Citrate. 
DOSE: 1 to 5 grs. (0.0648 to 0.324 gm.) 
Prep: Bismuthi et Ammonii Citras. 
Bismuthi et Ammonii Citras—Bismuth and 
Ammonium Citrate. 
DOSE: 1 to 5 grs. (0.0648 to 0 324 gm. 
Bismuthi Subcarbonas—Bismuth Subcarbon- 
ate. 
DOSE; 10 to 60 grs. (0.648 to 3.888 gms.) 
Bismuthi Sul)ultras— Bismuth. Subnitrate. 
DOSE: 10 to 60 grs. (0.648 to 3.888 gms.) 
Bromum—Bromin e. 
Bryonin—Bryonia—Bryony. 
The root of Bryonia alba and of Bryonia dloira. 
DOSE: 10 to 60 grs. (0.648 to 3.888 gms.) 
Prep; Tinctura Bryoniae. 
Buchu—Buchu. 
The leaves of Harosma betullna and Barosmn ereniilatiir 
DOSE 15 to 30 grs. (0.972 to 1.944 gms.) 
Prep; Extractum Buchu Fluidum. THE ERA KEY TO THE U. S. P. 
11 
Caffe i na—Caffeine—Theine. 
A feebly basic principle from the dried leaves of Tbea 
sinensis or from the dried seeds of Coffea arabica, and 
* found also in other plants. 
DOSE: 1 to 3 grs. (0.0648 to 0.1944 gms.) 
Preps: Caffeina Citrata. Caffeina Citrata Effervescens. 
Caffeina Citrata—Citrated Caffeine. 
DOSE: 2 to 5 grs. (0.1296 to 0.324 gms.) 
Caffeina Citrata Effervescens—Effervescent 
Citrated Caffeine. 
DOSE: 1 to 3 drs. (3.888 to 11.664 gms.) 
Calamus—Calamus—Sweet Flag. 
Rhizome of Arorus Calamus. 
DOSE. Ad libitum. 
Prep: Extractum Calami Fluidum. 
Calcii Bromidum—Calcium Bromide. 
DOSE: 10 to 60 grs. (0.648 to 3.888 gms.) 
Calcii Carbonas Praecipitatus—Precipitated 
Calcium Carbonate. 
DOSE: 5 to 60 grs. (0.324 to 3.888.) 
Calcii Chloridum—Calcium Chloride. 
Calcium Chloride rendered anhydrous by fusion at the 
lowest possible temperature. 
DOSE: 5 to 20 grs. (0.324 to 1.296. gms.) 
Calcii Hypopliosphis—Calcium Hypophos- 
phite. 
DOSE: 5 to 30 grs. (0.324 to 1.944 gms.) 
Prep: Syrupus Hypophosphitum. 
Calcii Phosphas Praecipitatus—Precipitated 
Calcium Phosphate. 
DOSE: 5 to 30 grs. (0.324 to 1.944 gms.) 
Prep: Syrupus Calcii Lactophosphatis. 
Calcii Sulphas Exsiccatus—Dried Calcium 
Sulphate. 
Calendula—Calendula—Marigold. 
The florets of Calendula officinalis. 
DOSE: 15 to 60 grs. (0.972 to 3.888 gms.) 
Prep: Tinctura Calendulas. 
Calumba—Calum ba—Columbo. 
The root of Jateorhiza palmata. 
DOSE: 5 to 30 grs. (0.324 to 1.944 gms ) 
Preps: Extractum Calumbm Fluidum. Tinctura Cal 
umbse. 12 
THE ERA KEY TO THE U. S. P 
Calx—Lime. 
Lirne prepared by burning white marble, oyster shells, or 
the purest varieties of calcium carbonate. 
Preps; Liquor Calcis. Potassa cum Calce. Syrupus "Cal- 
CIS. 
Calx Chlorata—Chlorinated Lime. 
Containing not less than 35% of available chlorine. 
DOSE : 3 to 6 grs. (0.0194 to 0.388 gms.) 
Calx Sulphurata—Sulphurated Lime—Crude 
Calcium Sulphide. 
■ DOSE; 1-10 to 1 gr. (0.0064 to 0.0648 gms.) 
Cambogia—Gamboge. 
. A gum-resin obtained from Gftrelnla Hanburil. 
DOSE: 1 to 5 grs. (0.0648 to 0.324 gms.) 
Prep: Pilulae Cathartics Composite. 
Camphora— Camphor. 
A stearopten (having the nature of a ketone) obtained 
from Cinnamomum ( amphora and purified by sublimation. 
DOSE: 1 to 10 grs. (0.0648 to 0.648 gms.) 
Preps: Aqua Camphors. Linimentum (’amphora*. Lini- 
mentum Saponis. Spiritus Camphora. Tinctura Opii 
Camphorata. 
Camphora Monobromata — Monobromated 
Camphor. 
DOSE: 1 to 5 grs. (0.0648 to 0.324 gms.) 
Cannabis Indira—Indian Cannabis—Indian 
Hemp. 
The flowering tops of the plant of Cannabis satlva. 
DOSE: 2 to 5 grs. (0.1296 to 0.324 gms.) 
Preps: Extractum Cannabis Indie®. Extraction Canna- 
bis Indie® Fluidum. Tinctura Cannabis Indie®. 
Cantharis— Cantharidet—Spanish Flies. 
Cantharis veslcatoria. 
DOSE: % to 2 grs. (0.0324 to 0.1296 gms.) 
Preps: Ceratum Cantharidis. Collodium Cantharidatum. 
Tinctura Cantharidis. 
Capsicum—Capsicum—Cayenne Pepper. Afri- 
can Pepper. 
The fruit of Capsicum fustlglatum. 
DOSE: 3 to 5 grs. (0.1944 to 0.324 gms.) 
Preps: Extractum Capsici Fluidum. Oleoresina Capsiot. 
Tinctura Capsici. 
Carbo Animalis—Animal Charcoal. 
Charcoal prepared from bone. 
I*rep; Carbo Animalis Purificatus. THE ERA KEY TO THE U. 8. P. 
13 
Carho Animal is Purificatus—Purified Ani- 
mal Charcoal. 
Carbo L-igni—Charcoal. 
Charcoal prepared from soft wood and very finely pow- 
dered. 
DOSE: 1 to 4 grs. (0.0648 to 0.2592 gins.) 
Carbonei Disulphidum^Carbon Disulphide, 
(Carbonei Bisulphidum, U. S. P., 1880.) 
DOSE: 5 to 10 drops (0.31 to 0.62 c. c.) 
Cardamomum—Cardamom. 
The fruit of Elletaria repens. 
DOSE 10 to 15 grs. (0.648 to 0.972 gms.) 
Preps: Pul vis Aromaticus. Tinctura Cardamomi. Tine- 
tura Cardamomi Composita. 
Caruin—Caraway. 
The fruit of ( arum Carvi. 
DOSE. 16 to 30 grs. (0.972 to 1.944 gms.) 
Prep: Tinctura Cardamomi Composita. 
Caryophyllus—Cloves. 
The unexpanded flowers of Eugenia Arumatira. 
DOSE: 5 to 30 grs. (0.324 to 1.944 gms.) 
Prep: Tinctura Lavandulae Composita. 
Cascarilla—Cascarilla. 
The bark of Croton Eluterin. 
DOSE: 10 to 30 grs. J0.648 to 1.944 gms.) 
Cassia Fistula—Cassia Fistula—Purging Cas- 
sia. 
The fruit of Cassia Fistula. 
DOSE: 1 to 8 drs. (3.888 to 31.103 gms.) 
Prep: Confectio Senna?. 
Castanea— Castanea—Chestnut. 
The leaves of Castanea dentata, collected in September or 
October while it is green. 
DOSE; \ to 2 drs. (1.944 to 7.776 gms.) 
Prep: Extractum Castanea) Fluidum. 
Cate chu—Catechu 
An extract prepared from the wood of Acacia Catechu. 
DOSE: 10 to 30 grs. (0.648 to 1.944 gms.) 
Preps: Tinctura Catechu Composita. Trochisci Catechu. 
Caulophyllum—Caulophyllum—Blue Cohosh. 
The rhizome and roots of Caulophyllum thalictroldes 
DOSE: 5 to 30 grs. (0.324 to 1.944 gms.) 
Cera Alba— White Wax. 
Yellow wax bleached. 
Prep; Ceratum (Compound Cerates). 14 
THE ERA KEY TO THE U. S. P. 
-Cera Flava—Yellow Wax. 
A peculiar, concrete substance, prepared by Apis nielli flea. 
Preps: Ceratum Resin®. (Compound Cerates.) Emplas* 
trum Resin® Unguentum. 
•Ceratum—Cerate. 
Ceratum Camphorse—Camphor Cerate. 
Ceratum Cantliaridls—Cantharides Cerate. 
Cantharides 32%. 
Prep; Emplastrum Picis Cantharidatum. 
•Ceratum Cetacei—Spermaceti Cerate. 
Spermaceti 10%. 
Ceratum Plumbi Subacetatis—Cerate of 
Lead Subacetate—Goulard’s Cerate. 
Solution of Lead Subacetate 20%. 
Ceratum Resinse—Resin Cerate—Basilieon 
Ointment. 
Resin 35%. 
■Cerii Oxalas—Cerium Oxalate—Cerous Ox- 
alate. 
DOSE: X to 5 grs. (0.0648 to 0.324 gms.) 
Cetaceum—Spermaceti. 
A peculiar concrete fatty substance, obtained from I’hys- 
eter macrocephalus. 
Preps: Ceratum Cetacei. Unguentum Aqu* Ros®. 
Cetraria—Cetraria—Iceland Moss. 
Cetraria ialandica. • 
Prep: Decoctum Cetrari®. 
Charta Potassii Nitratis—Potassium Nitrate 
Paper. 
Charta Sinapis—Mustard Paper. 
Chelidonium—Chelidonium—Celandine. 
Chelidonium majus. 
DOSE: 15 to 60 grs. (0.972 to 3.888 gms.) 
Chenopodium — Chenopodium — Americar 
Wormseed. 
The fruit of Chenopodium anthelmintieum. 
DOSE: 15 to 30 grs. (0.972 to 1.944 gms.) 
Chimaphila—Chimaphila—Pipsissewa. 
Leaves of Chimaphila umbelluta. 
DOSE: to 2 drs. (1.944 to 7.776 gms.) 
Prep: Extractum Chimaphil* Fluidum. 
Ch i rata—Chirata. 
Swertia Chirata. 
DOSE: 20 grs. (1.296 gms.) 
Preps. Extractum Chirat® Fluidum Tinctura Chirat® THE ERA KEY TO THE U. S. P. 
15 
Chloral—Chloral—Chloral Hydrate. 
A crystalline solid, composed of trichloraldehyde or 
chloral with one molecnle of water. 
DOSE: 10 to 45 grs. (0.648 to 2.916 gins.) 
Chloroformum—Chloroform — Chloroformum 
Purificatum. Pharm., 1880. 
A liquid containing at least 99 to 99.4% by weight of abso- 
lute Chloroform, and 1 to 0.6% of alcohol. 
DOSE: 2 to 5 min. (0.18 to 0.31 c. c.) 
Preps: Aqua Chloroformi. Emulsura Chloroformi. Lin- 
imentum Chloroformi. Spiritus Chloroformi. 
Chondrus—Chondrus—Irish Moss. Carragheen. 
Chondrus Crispus and Gigartina mamillosa. 
Chry sarobi n u m — Chi-ysarobin. 
A neutral principle, in its more or less commercial, im- 
pure form, extracted from Goa Powder, a substance found 
deposited in the wood of Andira Araroba. 
DOSE: 1-64 to M2 gr. (0.0010 to 0.0054 gms.) 
Prep • Unguentum Chrysarobini. 
Cinticifuga—Cimicifuga—Black Snakeroot. 
The rhizome and roots of Cimlclfiiga raceinosa. 
DOSE; 20 to 3C grs. (1.296 to 1.944 gms.) 
Preps: Extractum Cimicifugae. Extraction Cimicifugae 
Fluidum. Tinctura Cimicifugae. 
Cinchona—Cinchona. 
The bark of Cinchona ( alisaya, Cinchona officinalis and of 
hybrids of these and other species of Cinchona, containing 
not less than 5% of total alkaloids and at least 2.5% 
of quinine. 
DOSE: to 1 oz. (15.552 to 31.103 gms.) 
Preps: Extractum Cinchonae. Extractum Cinchonae 
Fluidum. Infusuui Cinchonae. Tinctura Cinchona*. 
Cinchona Kubra—Red Cinchona. 
The bark of Cinchona succirubra, containing not less than 
5% of its peculiar alkaloids. 
DOSE: % to 1 oz. (15.562 to 31.103 gms ) 
Prep: Tinctura Cinchonae Composita. 
Cinclionidinae Sulphas—Cinchonidine Sul- 
phate. 
The neutral sulphate of an alkaloid extracted from the 
bark of various species of Cinchona. 
DOSE: 3 to 30 grs. (0.1944 to 1.944 gms.) 
Cinchonina—Cinchonine. 
An alkaloid obtained from the bark of various species of 
Cinchona. 
DOSE: 1 to 30 grs. (0.0648 to 1.944 gras.) 16 
THE ERA KEY TO THE U. S. P. 
Cinchoninae Sulphas— Cinchonine Sulphate. 
DOSE; l to 30 grs. (0 0648 to 1.944 gms.) 
Cinnamomum Cassia—Cassia Cinnamon— 
Cassia Bark. 
The bark of the shoots of one or more undetermined 
species of Cinnamomum grown in China (Chinese Cinna- 
mon). 
DOSE 10 to 30 grs. (0.048 to 1.944 gms.) 
Preps. Tinctura Cardamomi Coniposita. Tinctura Cate- 
chu Composite. Tinctura Lavandulae Composite. 
Cinnamomum Saigonicum—Saigon Cinna- 
mon. 
The bark of an undetermined species of Cinnamomum 
DOSE: 10 to 30 grs. <0.648 to 1.944 gms.) 
Cinnamomum Zeylanicum—Ceylon Cinna- 
mon. 
The inner bark of the shoots of Cinnamomum xeylanieum. 
DOSE: 10 to 30 grs. <0.b48 to 1.944.) 
Preps: Pulvis Aromaticus. Tinctura Cinnamomi. 
Coca—Erythroxylon. 
The leaves of Erythroxylon Coen. 
DOSE, to 1 dr. (1 944 to 3.888 gms.) 
Prep: Extractum Cocae Fluidum. 
Cocainae Hydrochloras—Cocaine Ilydrochlor- 
■ate. 
The hydrochlorate of an alkaloid extracted from Coen. 
DOSE: H to 2 grs. <0 0081 to 0.1296 gms.) 
Coccus—Cochineal. 
The dried female of Corrns cartl. 
DOSE: % to gr. <0.0108 to 0.0324 gras.) 
Codeina—Codeine. 
An alkaloid extracted from Opium. 
DOSE: \ to 3 grs. <0.0162 to 0.1944 gms ) 
Colchici Radix—Colchicum Root. 
The corm of Colrhlrum aulurauale. 
DOSE. 2 to 8 grs. <0.1296 to 0.6184 gms.) 
Preps: Extractum Colchici Eadicis. Extractum Colchici 
Radicis Fluidum. Vinum Colchici Radicis. 
Colchici Semen—Colchicum Seed. 
The seed of Colchicum autumnale. 
DOSE: 1 to 5 grs. (0.0648 to 0.324 gms.) 
Preps: Extractum Colchici Semiuis Fluidum. Tinctura 
Colchici Seminis. Tinum Colchici Semims. 
Collodium—Collodion. 
Preps- Collodium Flexile. Collodium Stypticum. THE ERA KEY TO THE V. S. P. 
17 
Collodium Cantharidatum —• CantharidcU 
Collodion—Blistering Collodion. 
Cantharides 60%. 
Collodiuui Flexile—Flexible Collodion. 
Collodium Stypticum—Styptic Collodion. 
Colocynthis —Colocynth. 
The fruit of Citrullus Colorvnthis deprived of its rind. 
DOSE: 2 to 8 grs. (0.1296 to 0.6184 gras.) 
Prep: Extractum Colocynthidis. 
Con feet io Rosne — Confection of Rose. 
Confectio Sennae—Con feet ion of Senna. 
DOSE: 2 to 4 drs. (7.776 to 15.552 gras.) 
Coni um —Conium - Hemlock. 
The full grown fruit of Coniiim marulatum, gathered 
while yet green. 
DOSE: 2 to 5 grs. (0.1296 to 0.324 gras.) 
Preps: Extractum Conii Extractum Conii 
Fluidum. 
Convallaria—Con vallaria. 
The rhizome and roots of Convallarla raajalis. 
DOSE: 6 to 30 grs. (0.324 to 1.944 gins ) 
Prep: Extractum Convallarise Fluidum. 
Copaiba— Copaiba—Balsam of Copaiba. 
The Oleoresin of Copaiba Langsriorffl and other species of 
Copaifrra. 
DOSE: \ to 1 dr. (0.972 to 3.888 gras.) 
Prep: M assa Copai bae 
Coriandrum—Coriander. 
The fruit of Coriandrum sativum. 
DOSE: 10 to 30 grs. (0.648 to 1 944 gms ) 
Prep: Confectio Sennae. 
Creosotum—Creosote. 
A mixture of phenols, chiefly guaiacol and creosol. ob- 
tained during the distillation of wood tar, preferably of 
that derived from the beech, Fagus si hat lea. 
DOSE: 1 to 5 grs. (0 0648 to 0.324 gms.) 
Prep: Aqua Creosoti. 
Greta Prwparata-Prepared Chalk 
DOSE: 10 to 60grs. (0 648 to 3.888 gms. > 
Preps: Hydrargyrum cum Creta. PulvisCretae Compos* 
itus. Trochisci Cretse. 
Crocus—Saffron. 
The stigmas of Crocus sattvuv • 
DOSE: 5 to 30 grs. (0.324 to 1.944 gms ) 
Prep: Tinctura Croci. 18 
THE ERA KEY TO THE U. S. P. 
Cubeba Cubeb. 
The unripe fruit of Piper Cubeba 
DOSE: )4 to 3 drs. (0.972 to 11 664 gms ) 
Preps: Extractum Cubeb* FIuiduiu. OleotesinaCobebie. 
Tinctura Cubeba. 
Cupri Sulphas—Copper Sulphate— Cupric Sul- 
phate. 
DOSE: % to 10 grs. (0.0324 to 0.648 gms ) 
Cusso - Kousso—Bray era. 
The female inflorescence of llagenia abysslnlca. 
DOSE: 2 to 4 drs. (7.776 to 15.552 gms.) 
Prep . Extractum Cusso Fluidum. 
Cypripedium—Cypripedium—Ladies' Slipper. 
The rhizome and root of Cypripedium pubescent and of 
Cypripedium parvlflorum. 
DOSE: 15 to 30 grs. (0.972 to 1 944 gins.) 
Prep: Extractum Cypripedii Fluidum. 
Decocta—Decoctions. 
An ordinary decoction, the strength of which is not 
directed by the physician, nor specified by the Pharma- 
copoeia, shall be prepared by the following foimula 
The substance, coarsely comminuted, 50 gms. 
Water, a sufficient quantity to make 1000 c. c. 
Decoctnm Cet rariae—Decoction of Cetratia. 
Decoctum Sarsaparillse Composituna — 
Compound Decoction of Sarsaparilla. 
DOSE. 4 to 6 ft. ozs. (118.3 to 177.4 c. c.) 
Digitalis—Digitalis-—Foxglove. 
The leaves of Digitalis purpurea, collected from plants of 
the second year's growth. 
DOSE: to 3 grs. (0 0324 to 0.1944 gms.) 
Preps: Extractum Digitalis. Extractum D'gita'is Fluid- 
um. Infusum Digitalis. Tinctura Digitalis. 
Dulcamara—Dulcamara—Bittersweet. 
The young branches of Solanum Dulcamara. 
DOSE: 1 to 2 drs. (3 888 to 7.776 gms) 
Prep: Extractum Dulcamara: Fluidum. 
Elastica— Caoutchouc—India Rubber. 
The prepared milk juice of various species of llerea, 
known in commerce as Para Kubber. 
Elaterinum—Elaterin. 
A neutral principle extracted from Elaterium, a substance 
deposited by the juice of the fruit, of Eeballliim Elaterium. 
DOSE: l-32to 116 gr. (0 0020 to 0 0040 gms ) 
Prep: Trituratio Elaterini. 
Elixir Elixir. 
DOSE 1 to 3 fl. drs. (3.7 to 11.09 c. c.) THE ERA KEY TO THE U. S. P. 
19 
Elixir Phosphor!—Elixir of Phosphoj-us. 
DOSE; 15 to 75 min. (0.92 to 4.62 c. c.) 
Einplastrum Ammoniaci cmn Hydrargyro 
—Ammoniac Plaster with Mercury. 
Emplastrum Arnicas—Arnica Plaster. 
Extract of Arnica root, 33%. 
Emplastrum Belladonnas—Belladonna Plas- 
ter. 
Alcoholic Extract of Belladonna, 20%. 
Emplastrum Capsici—Capsicum Plaster. 
Emplastrum Ferri—Iron Plaster—Strength- 
ening Plaster. 
Ferric Hydrate, 9%. 
Em plastrum Hydrargyri—Mercurial Plaster. 
Mercury, 30%. Oleate of Mercury, 12%. 
Emplastrum Ichtliyocollae—Isinglass Plas- 
ter— Court Plaster. 
Emplastrum Opii—Opium Plaster. 
Extract of Opium, 6%. 
Emplastrum Picis Burgundicae—Burgundy 
Pitch Plaster. 
Burgundy Pitch, 80%. 
Emplastrum Picis Cantliaridatum—Can- 
tharidal Pitch Plaster—Warming Plaster. 
Cerate of Cantharides, 8%. 
Emplastrum Plumbi—Lead Plaster—Diachy- 
lon Plaster. 
Preps: Emplastrum Resin*. Emplastrum Saponis. Vu* 
guentum Diachylon. 
Emplastrum Resinm—Resin Plaster—Adhe- 
sive Plaster. 
Resin, 14%. 
Emplastrum Saponis—Soap Plaster. 
Soap, 10%. 
Emulsum Ammoniaci—Emulsion of Ammo- 
niac. Mistura Ammoniaci, U. S. P., 1880. 
Ammoniac, 4%. 
DOSE. H to 1 fl. oz. (14.79 to 29.57 c. c.) 
Emulsum Amygdalae—Emulsion of Almond 
—Mistura Amygdala:, U. S. P., 1880. Milk of 
Almonds. 
Sweet Almond, 6%. 
DOSE: 2 to 8 ft ozs. (59.1 to 236.6 c. c.) 20 
THE ERA KEY TO THE U. S. P. 
Emulsitm Asafoetidre—Emulsion of Asafetida 
—Mistura Asafcetida, U. S. P., 1880. Milk of 
Asafcetida. 
Asafcetida, 4%. 
DOSE; 2 to 4 fl. drs. (7.39 to 14.79 c. c.) 
EmuUum Chloroform!—Emulsion of Chloro- 
form,—Mistura Chloroformi, U. S. P., 1880. 
DOSE: 1 to 2 drs. (3.888 to 7.776 gins.) 
Ergota—Ergot—Ergot of Rye. 
The sclerotium of Clavlcejls purpurea, replacing the grain 
of rye. Seeale eereale. 
DOSE: 15 to 3p grs. (0.972 to 1.944 gms.) 
Preps: Extractum Ergot* Fluidura. Vinum Ergot*. 
Eriodictyon— Eriodictyon. 
The leaves of Erlodletyon glullnosum. 
DOSE: 15 to 30 grs. (0.972 to 1.944 gms.) 
Prep: Extractum Eriodictyi Fluidum. 
Eucalyptol—Eucalyptol. 
A neutral body obtained from the volatile oil of Eucalyp- 
tus globulus and of some other species of Eucalyptus. 
DOSE: 5 to 30 min. (0.31 to 1.85 c. c.) 
Eucalyptus—Eucalyptus. 
The leaves of Eucalyptus globulus, collected from the older 
parts of the tree. 
DOSE; % to 2 drs. (1.944 to 7.776 gms.) 
Prep: Extractum Eucalypti Fluidum. 
Euonyinus-Euonym us—Wahoo. 
The bark of the root of Euouyinus atropurpureus. 
DOSE: 1 to 2 drs. (3.888 to 7.776 gms.) 
Prep: Extractum Euonymi. 
Eu patori u in — Eupatorium—Thoroughwort. 
The leaves and flowering tops of Eupatorium perfollutum. 
DOSE: X to 1 dr. (0.972 to 3.888 gms.) 
Prep: Extractum Eupatorii Fluidum. 
Extractum Aconiti—Extract of Aconite. 
DOSE: 1-10 to X gr. (0.0064 to 0.0162 gms.) 
Extractum Aconiti Fluidum—Fluid Ex- 
tract of Aconite. 
DOSE: to 1 min. (0.03 to 0.06 c. c. 
Extractum Aloes— Extract of Aloes. 
DOSE: 3 to 10 grs. (0.1944 to 0.648 gm.) 
Extractum Apocyni Fluidum—Fluid Ex- 
tract of Apocynum. 
DOSE: 8 to 30 min. (0.49 to 1.85 c. c.) 
Extractum Arnieae Kadicis—Extract of Ar- 
nica Root. 
DOSE: 2 to 5 grs. (0.1296 to 0.324 gm.) 
Prep: Emplastrum Arnieae. THE ERA KEY TO THE U. S. P. 
Extractum Arnicae Radtcis Fluiduin— 
Fluid. Extract of Arnica Root. 
DOSE: 5 to 20 min. (0.31 to 1.23 c. c.) 
Extract um Aromaticum Fluidum—Aro- 
matic Fluid Extract. 
DOSE. 30 to 60 min. (1.85 to 3.70 c. c.) 
Extractum Asclepiadis Fluidum—Fluid 
Extract of Asclepias. 
DOSE: 15 to 60 min. (0.92 to 3.70 c. c.) 
Extractum Aspidospermatis Fluidum— 
Fluid Extract of Aspidosperma. 
DOSE: 5 to 30 min. (0.31 to 1.85 c. c.) 
Extractum Aurantii Amari Fluidum— 
Fluid Extract of Bitter Orange Peel. 
DOSE. 15 to 60 min. (0.92 to 3.70 c. c.) 
Extractum Belladonnte Foliorum Alco- 
liolicum —Alcoholic Ext. Belladonna Leaves. 
DOSE: H to H gr. (0.0081 to 0.0486 gm.) 
I1 reps Eiuplastrum Belladonnas Unguentum Belladonnas. 
Extractum Belladonna; Kadicis Fluidum 
—Fluid Extract of Belladonna Root. 
DOSE: 1 to 3 min. (0.06 to 0.18 c. c.) 
Prep: Linimentum Belladonna. 
Extractum Buchu Fluidum—Fluid Extract 
of Buchu. 
DOSE: <4 to 1 fl. dr. (0.92 to 3.70 c. c.) 
Extractum Calami Fluidum— Fluid Extract 
of Calamus. 
DOSE 15 to 60 min. (0.92 to 3.70 c. c.) 
Extractum Calamine Fluidum—Fluid Ex- 
tract of Calumba. 
DOSE: 5 to 30 min. (0.31 to 1.85 c. c.) 
Extractum Cannabis Indicte—Extract of 
Indian Cannabis. 
DOSE: 14 to 1 gr. (0.0081 to 0.0648 gm.i 
Extractum Cannabis Indicte Fluidum — 
Fluid Extract of Indian Cannabis. 
DOSE: 2 to 5 min. (0.12 to 0.31 c. c.) 
Extractum Capslci Fluidum—Fluid Fxtract 
of Capsicum. 
DOSE. % to 2 min. (0.03 to 0.12 c. c.) 
Extractum Castanete Fluidum—Fluid Ex- 
tract of Castanea. 
DOSE: ii to 2 fl. drs. (1.85 to 7.39 c. c.)  THE ERA KEY TO THE U. S. P. 
Extractum Chimaphilae Fluidum—Fluid 
Extract of Chimaphila. 
DOSE: )£ to 1 fl. dr. (1.85 to 3.70 c. c.) 
Extractum Clii rata: Fluidum—Fluid Ex- 
tract of Chirata. 
DOSE: to 1 fl. dr. (1.85 to 3.70 c. c.) 
Extractum Ciiuici fugic—Extract of Cimici- 
fuga. 
DOSE. 3 to 5 grs. (0.1944 to 0.324 gm.) 
Extractum Cimicifugae Fluidum—Fluid 
Extract of Cimicifuga. 
DOSE: H to 1 fl. dr. (1.85 to 3.70 c. c.) 
Extractum Cinchona-—Extract of Cinchona. 
DOSE: 10 to 30 grs. (0.648 to 1.944 gm.) 
Extractum Cinchona) Fluidum—Fluid Ex- 
tract of Cinchona. 
DOSE. }$ to 2)1. drs. (1.85 to 7.39 c. c.) 
Extractum Cocte Fluidum—Fluid Extract 
of Coca. 
DOSE: 1 to ill. drs. (3.‘»to 14.79 c. c.) 
Extractum Colcliie. Radicis—Extract of 
Colchicum Root. 
DOSE: to 3 grs. (0.0162 to 0.1944 gm.) 
Extractum Colchici Kadicis Fluidum—. 
Fluid Extract of Colchicum Root. 
DOSE: 2{q 6 min. (0.12 to 0.31 c. c.) 
Extractum Colcliici Seminis Fluidum— 
Fluid Extract of Colchicum Seed. 
DOSE: P to 5 min. (0.06 to 0.31 c. c.) 
Extractum Colocyntliidis—Extract of Colo- 
cynth. 
DOSE: % to 2 grs. (0.0324 to 0.1296 gm.) 
Prep: Extractum Colocynthidis Compositum. 
Extractum Colocynthidis Compositum— 
Compound Extract of Colocynth. 
DOSE: 5 to 25 grs. (0 324 to 1.620 gm.) 
Preps: Pilulae Cathartic* Composite. Pilulae Cathartic* 
Yegetabiles. 
Extractum Conii—Extract of Conium. 
DOSE: X to 2 grs. (0.0162 to 0 1296 gm.) 
Extractum Conii Fluidum—Fluid Extract 
of Conium. 
DOSE: 1 to 10 min. (0.06 to 0.62 c. c.) 
Extractum Convallariat Fluidum -Fluid 
Extract of Convallaria. 
DOSE: 3 to 10 nun. (0.18 0.62 c. c.) THE ERA KEY TO THE U. S. P. 
23 
Extractum Cubeboe Fluidum—Fluid Ex- 
tract of Cubeb. 
DOSE; 10 to 30 mm. (0.62 to 1.85 c. c.) 
Extractum Cusso Fluidum—Fluid Extract 
of Cusso. 
DOSE: 1 to 4 fl. drs. (3.70 to 14.79 c. c.) 
Extractum Cypripedli Fluidum—Fluid Ex- 
tract of Cypripedium. 
DOSE: 10 to 30 min. (0.62 to 1.85 c. c.) 
Extractum Digitalis—Extract of Digitalis. 
DOSE % to 1 gr. (0.0081 to 0.0648 gm.) 
Extractum Digitalis Fluidum—Fluid Ex- 
tract of Digitalis. 
DOSE: 1 to 2 min. (0.06 to 0.12 c c.) 
Extractum Dulcamara Fluidum—Fluid 
Extract of Dulcamara. 
DOSE: % to 2 fl. drs. (2.46 to 7.39 c. c.) 
Extractum Ergotai Extract of Ergot. 
DOSE 3 to 15 grs. (0.1944 to 0.9720 gm.) 
Extractum Ergotai Fluidum—Fluid Ex 
tract of Ergot. 
DOSE: % to 4 fl. drs. (1.85 to 4.79 c. c.) 
Prep: Extractum Ergot*. 
Extractum Eriodictyi Fluidum—Fluid Ex- 
tract of Eriodictyon. 
DOSE: (4 to 1 fl. dr. (0.92 to 3.70 c. c.) 
Extractum Eucalypti Fluidum—Fluid Ex- 
tract of Eucalyptus. 
DOSE; 10 to 30 min. (0.62 to 1.85 c. c.) 
Extractum Euonymi-&(rac< of Euonymus. 
DOSE. 20 to 60 min. (1.23 to 3.70 c. c.) 
Extractum Eupatorli Fluidum—Fluid Ex- 
tract of Eupatorium. 
DOSE: 15 to 60 min. (0.92 to 3.70 c. c.) 
Extractum Fraugula: Fluidum—Fluid Ex- 
tract of Frangula. 
DOSE % to 2 fl. drs. (1.85 to 7.39 c. e.) 
Extractum Gelsemii Fluidum—Fluid Ex- 
tract of Gelsemium. 
DOSE: 2 to 3 min. (0.12 to 0.18 c. c.) 
Extractum Gentianoe—Extract of Gentian. 
DOSE: 5 to 10 grs. (0.324 to 0 648 gm.) 
Extractum Gentianae Fluidum—Fluid Ex- 
tract of Gentian. 
DOSE' 10 to 30 min. (0.62 to 1.85 c. c.) 24 
THE ERA KEY TO THE U. S. P. 
Extractum Gerauii Fluid um—Fluid Extract 
of Geranium. 
DOSE: 30 to 60 min. (1.85 to 3.70 c. 0.) 
Extractum Glycyrrhizae—Extract of Glycyr- 
rhiza.— Extract of Licorice. 
The commercial extract of the root of Glyeyrrhlza glabra 
DOSE: 15 to 60 grs. (0.972 to 3.888 gms.) 
Preps: Trochisci Ammonii Chlondi. Trochisci Glyeyrrhizas 
et Opii. 
Extractum Glycyrrliizae Fluid um—Flu id 
Extract of Glycyrrhiza. 
DOSE: X to 1 fl. dr. (1.85 to 3.70 c. c.) 
Extractum Glycyrrliizae Purum—Pure Ex- 
tract of Glycyrrhiza. 
DOSE: X to 1 dr. (0.972 to 3.888 gms.) 
Prep: MisturaGlycyrrhizse Composite. 
Extractum Gossypii Radicis Fluidum— 
Fluid Extract of Cotton Root Bark. 
DOSE: Xt to 1 fl. dr. (1.85 to to 3.70 c. c.) 
Extractum Grindelite Fluidum—Fluid Ex- 
tract of Grindelia. 
DOSE: to 1 fl. dr. (1.85 to 3.70 c. c.) 
Extractum Guaranas Fluidum—Fluid Ex- 
tract of Guar ana. 
DOSE: x to 1 fl. dr. (0.92 to 3.70 c. c.) 
Extractum Hgematoxyli—Extract of Hcema- 
toxylon. 
DOSE: 5 to 30 grs. (0.324 to 1.944 gm.) 
Extractum Hamamelidis Fluidum—Fluid 
Extract of Hamamelis. 
DOSE: x to 1 fl. dr. (0.92 to 3.70 c. c.) 
Extractum Hydrastis Fluidum—Fluid Ex- 
tract of Hydrastis. 
DOSE: to 2 fl. drs. (1.85 to 7.39 c. c.) 
Extractum Hyoscyami—Extract of Hyoscya- 
mus. 
DOSE: 1 to 3 grs. (0.0648 to 0.1944 gm.) 
Extractum Hyoscyami Fluidum—Fluid 
Extract of Hyoscyamus. 
DOSE: 3 to 10 min. (0.18 to 0.62 c. c.) 
Extractum Ipecacuanhas Fluidum—Fluid 
Extract of Ipecac. 
DOSE: 3 to 8 min., X to 1 fl. dr. (0.18 to 0.49; 0.92 to 3.70 
c. c.) 
Preps: Syrupus Ipecacuanha. Tinctura Ipecacuanha? et. 
Opii. Vimnn Ipecacuanhas. TH±. ERA KEY TO THE U. S. P. 
25 
Extractum Iridis—Extract of Iris. 
DOSE 1 to 3 grs. (0.0648 to 0.1944 gm.) 
Extractum Iridis Fluiduin —Fluid Extract 
of Iris. 
DOSE. 5 to 20 min. (0.31 to 1.23 c. c.) 
Extractum Jalapae. 
DOSE: 2 to 5 grs. (0.1296 to 0.324 gm.) 
Preps Pilulae Catharticas Composite. Pilulae Catharticas 
Vegetabiles. 
Extractum Jutland is—Extract of Juglans. 
DOSE. 5 to 30 grs. (0.324 to 1.944 gm.) 
Extractum Kramerise—Extract of Krameria. 
DOSE: 5 to 20 grs. (0.324 to 1.231 gm.) 
Prep. Trochisci Krameriae. 
Extractum Krameriae Fluidum—Fluid Ex- 
tract of Krameria. 
DOSE: 54 to 1 fl. dr. (0.92 to 3.70 c. c.) 
Prep Syrupus Krameriae. 
Extractum Lappa; Fluidum—Fluid Extract 
of Lappa. 
DOSE: 54 to 1 fl. dr. (0.92 to 3.70 c. c.) 
Extractum lieptandrae—Extract of Leptan- 
dra. 
DOSE: 1 to 5 grs. (0.0648 to 0.324 gm.) 
Prep Pilulae Catharticae Vegetabiles. 
Extractum Leptandra? Fluidum—Fluid Ex- 
tract of Leptandra. 
DOSE 54 to 1 fl. dr. (0.92 to 3.70 o. c.; 
Extractum L.ol>eliae Fluidum—Fluid Ex- 
tract of Lobelia. 
DOSE 1 to 5 min., 10 to 30 min. (0.06 to 0.31 c. c., 0.62 to 
1.85 c. c.) 
Extractum Lupulini Fluidum—Flut'd Ex- 
tract of Lupulin. 
DOSE 10 to 30 min. (0.62 to 1.35 c. c.)) 
Extractum Matico Fluidum—Flut'd Extract 
of Matico. 
DOSE: H to 2 fl. drs. (1 85 to 7.39 c. c.) 
Extractum Menispermi Fluidum—Fluid 
Extract of Menispermum. 
DOSE: 5 to 30 min. (0.31 to 1.85 c. c.) 
Extractum Mezerei Fluidum—Fluid Ex- 
tract of Mezereum. 
DOSE: 5 to 15 min. (0.31 to 0.92 c. e.) 
Prep: Linimentum Sinapis Compo6itum. 26 
THE ERA KEY TO THE U. S. P. 
Extractum Nucis Vomic®—Extract of Nux 
Vomica. 
DOSE: g to 1 gr. (0.0162 to O.U648gm.) 
Prep: Tinetura Nucis Vomicse. 
Extractum Nucis Vomic® Fluid uni Fluid 
Extract of Nux Vomica. 
DOSE 1 to 4 min. (0.06 to 0.25 c. c.) * 
Extractum Opii— Extract of Opium. 
DOSE: g to 1 gr. (0.0162 to 0.0648 gn#.) 
Extractum Pareir® Fluidum—Fluid Ex- 
tract of Pareira. 
DOSE: % to 2 fl. drs. (1.85 to 7.39 c. c.) 
Extractum Physostigmatis — Extract of 
Physostigma. 
DOSE. 1 10 to g gr. (0.0064 to 0.0324 gm.) 
Extractum Phytolacc® Kadicis Fluidum 
—Fluid Extract of Phytolacca Root. 
DOSE: 5 to 30 min. (0.31 to 1.85 c. c.) 
Extractum Pilocarpi Fluidum—Fluid Ex- 
tract of Pilocarpus. 
DOSE 10 to 30 mm. (0.62 to 1.85 c. c.) 
Extractum Podophylli—Extract of Podo- 
phyllum. 
DOSE 1 to 5 grs. (0.0648 to 0.324 gm.) x 
Extractum Podopliylli Fluidum—Flut'd 
Extract of Podophyllum. 
DOSE: 5 to 15 min. (0.31 to 0.92 c. c.) 
Extractum Pruni Virginian® Fluidum— 
Fluid Extract of Wild Cherry. 
DOSE- 44 to 1 fl. dr. (1.85 to 3.70 c. c.J 
Extractum Quassi®—Extract of Quassia. 
DOSE. 1 to 3 grs. (0.0648 to 0.1944 gm.) 
Extractum Quassia? Fluidum—Fluid Extract 
of nuassia. 
DOSE: 5 to 30 min. (0.31 to 1.85 c. c.) 
Extractum Kliamni Purshian® Fluidum— 
Fluid Extract of Rhamnus Purshianu. 
DOSE: 54 to 1 fl. dr. (0.92 to 3 70 c. c.) 
Extractum Khei—Extract of Rhubarb. 
DOSE: 5 to 15 grs. (0.324 to 0.972 gm.) 
Extractum Khei Fluidum—Fluid Extract 
of Rhubarb. 
DOSE: g to 1 fl. dr. (0.92 to 3 70 c. c.) 
Preps. Mistura Rhei et Sod*. Syrupus Rhei.) THE ERA KEY TO THE U. S. P. 
27 
Extractum Ttliois Glabrae Fluidum—Fluid 
Extract of Rhus Glabra. 
HOSE: J4 to2fl. drs. (1.85 to 7.39 c. c.) 
Extractum liosae Fluidum—FI. Ext. of Rose. 
BOSK: k2 to 2 fl. drs. (1.85 to 7.39 c. c.) 
Prep: Mel Rosas. Syrupus Rosae. 
Extractum ltubi Fluidum—Fluid Extract of 
Rubus. 
DOSE; % to 2 fl. drs. (1.85 to 7.39 c. c.) 
Prep: Syrupus Rubi. 
Extractum Kumicis Fluidum—Fluid Ex- 
tract of Rumex. 
BOSE: X to 1 fl. dr. (0.92 to 3 70 c. c.) 
Extractum Sabiuae Fluidum—Fluid Extract 
of Savine. 
BOSE: 5 to 15 min. (0.31 to 0.92 c. c.) 
Prep. Ceratum Sabinas. 
Extractum .Sanguinariae Fluidum—Fluid 
Extract of Sanguinaria. 
BOSE: 1 to 5 min. (0.06 to 0.31 c. «.) 
Extractum Sarsapar illao Fluidum—Fluid 
Extract of Sarsaparilla. 
BOSE: X to 1 fl. dr. <0.92 to 3.70 c. c.) 
Prep: Syrupus Sarsaparillae Compositus. 
Extractum Sarsaparilla: Fluidum Com- 
positum—Compound Fluid Extract of Sar- 
saparilla . 
DOSE: lb to lki fl. drs. (1.85 to 5.54c. c.) 
Etractum Scillae Fluidum—Fluid Extract 
of Squill. 
DOSE 1 to 5 min. (0.06 to 0.31 c c.) 
Prep. Syrupus Scillee Compositus. 
Extractum Scoparii Fluidum —Fluid Ex- 
tract of Scoparius 
DOSE H to 1 fl. dr. (0.92 to 3.70 c. c.) 
Extractum Scutellariae Fluidum—Fluid 
Extract of Scutellaria. 
BOSE: y to 2 fl. drs. (1 R5 to 7.39 c. c.) 
Extractum Senegae Fluidum—Fluid Extract 
of Senega. 
DOSE 3 to 15 min. (0.18 to 0.92 c e.) 
Preps Syrupus Scillae Compositus. Syrupus Senegae. 
Extractum Seimae Fluidum—Fluid Extract 
of Senna. 
DOSE 1 to 3 fl drs. (3.70 to 11.09 e. c.) 
Prep Syrupus Sarsaparillae Compositus. 28 
THE ERA KEY TO THE U. S. P. 
Extractum Serpentariw Fluidum—Fluid 
Extract of Serpentaria. 
1>0SE. 1 to 4 fl. drs. (3.70 to 14.79 c. c.) 
Extractum Spigelite Fluidum—Fluid Ex- 
tract of Spigelia. 
DOSE: to 2 fl. drs. (1.85 to 7.39 o. c.) 
Extractum Stillingite Fluidum—Fluid Ex- 
tract of Stillingia. 
DOSE: 34 to 1 fl. dr. (0.92 to 3.70 c. c.) 
Extractum Stramonii Sc minis—Extract of 
Stramonium. Seed—Extractum Stramonii, 
U. S. P„ 1880. 
DOSE }< to gr. (0.081 to 0.0324 gm.) 
Prep: Unguentum Stramonii. 
Extractum Stramonii Seminis Fluidum— 
Fluid Extract of Stramonium Seed—Ex- 
tractum Stramonii Fluidum, U. S. P., 1880. 
DOSE: 1 to 3 min. (0.06 to 0 18 c. c.) 
Extractum Taraxaci—Extract of Taraxacum. 
DOSE: 6 to 30 grs. 0.324 to 1.944 gm.) 
Extractum Taraxaci Fluidum—Fluid Ex- 
tract of Taraxacum. 
DOSE. 1 to 3 fl. drs. (3.70 to 11.09 c. c.) 
Extractum Tritici Fluidum—Fluid Extract 
of Triticum. 
DOSE 1 to 4 fl. drs. (3.70 to 14.79 c. c.) 
Extractum Uvfe Ersi—Extract of Uva Ursi. 
DOSE: 5 to 15 grs. (0.324 to 0.972 gm.) 
Extractum Uvob Ursi Fluidum—Fluid Ex- 
tract of Uva Ursi. 
DOSE. Jfctolfl. dr. (1.85 to 3.70c. c.) 
Extractum Valerianae Fluidum—Fluid Ex- 
tract of Valerian. 
DOSE a to 1 fl. dr. (1.85 to 3.70 c. 0.) 
Extractum Veratri Viridis Fluidum—Fluid 
Extract of Veratrum Viride. 
DOSE; 1 to 5 mm. (0.06 to 0.31 c. c.) 
Extractum Viburni Opuli Fluidum—Fluid 
Extract of Viburnum Opulus. 
DOSE: 1 to 2 fl. drs. (3.70to 7.39 c. c.) 
Extractum Viburni Prunifolii Fluidum— 
Fluid Extract of Viburnum Prunifolium. 
DOSE: 34 to 1 fl. dr. (0.92 to 3.70 c. c.) 
Extractum Xantlioxyli Fluidum — Fluid 
Extract of Xanthoxylum. 
DOSE: H to 1 fl. dr. (1.85 to 3.70 c. c.) THE ERA KEY TO THE U. S. P. 
29 
Extractum Zingiberis Fluidum—Fluid Ex- 
tract of Ginger. 
DOSE: JO to 30 min. (0.62 to 1.85 c. c.) 
Prep: Syrupus Zingiberis. 
Fel Bovis—Oxgall—Fel Tauri. 
The fresh bile of Bo* Taurus. 
Prep. Fel Bovis Purificatum. 
Eel Bovis Purificatum—Purified Oxgall. 
DOSE; 3 to 10 grs. (0.194 to 0.648 gm.) 
Ferri Carbonas Saccliaratus—Saccharated 
Ferrous Carbona'e. 
DOSE: 2 to 10 grs. (0.1296 to 0.648 gm.) 
Ferri Chloridum—Ferric Chloride. 
DOSE: 1 to 3 grs. (0.0648 to 0.1944 gm.) 
Ferri Citras—Ferric Citrate. 
DOSE: 5 to 15 grs. (0.324 to 0.972 gm.) 
Preps: Ferri et Quinin® Citras. Ferri et Qumin® Citras 
Solubilis. 
Ferri et Ammonii Citras—Iron and Am- 
monium Citrate. 
DOSE: 5 to 15 grs. (0.324 to 0.972 gm.) 
Preps: Ferri et Strychnin* Citras. Vinum Ferri Citratis. 
Ferri et Ammonii Sulphas—Iron and Am- 
monium Sulphate—Ammonio Ferric Sul- 
phate. Ammonio Ferric Alum. 
DOSE: 5 to 15 grs. (0.324 to 0.972 gm.) 
Ferri et Ammonii Tartras—Iron and Am- 
monium Tartrate—Ammonio-Ferric Tar- 
trate. 
DOSE: 10 to 30 grs. (0.648 to 1.944 gm.) 
Ferri et Potassii Tartras—Iron and Potas- 
sium Tartrate—Potassio-Ferric Tartrate. 
DOSE: 10 to 30 grs. (0.648 to 1.944 gm.) 
Ferri et Quinime Citras—Iron and Quinine 
Citrate. 
DOSE: 3 to 10 grs. (0:1944 to 0.648 gm.) 
Ferri et Quiniuae Citrate Solubilis — Soluble 
Iron and Quinine Citrate. 
DOSE: 3 to 10 grs. (0.1944 to 0.648 gm.) 
Prep: Vinum Ferri Amarum. 
Ferri et Strychnin* Citras—Jron and Strych- 
nine Citrate. 
DOSE. 1 to 5 grs. (0.0648 to 0.324 gm.) 
Ferri Hypophosphis—Ferric Hypophosphite. 
DOSE. 5 to 10 grs. 0.324 to 0.t>48 gm.) 30 
THE ERA KEY TO THE U. S. P. 
Terri Iodidum Saccliaratum—Saccharated 
Ferrous Iodide. 
DOSE: 5 to 15 grs. (0.324 to 0.972 gm.) 
Terri Ractas—Ferrous Lactate. 
DOSE: 1 to 5 grs. (0.0648 to 0.324 gm.) 
Prep: Syrupus Hypophosphitum cum Ferro. 
Terri Oxidum Hydratum— Ferric Hydrate 
—Ferric Hydroxide. Hydrated Oxide of 
Iron. 
DOSE: 1 to 4 drs. (3.888 to 15.552 gms.) 
Preps: Emplastrum Ferri. Trochtsci Ferri. 
Terri Oxidum Hydratum cum Magnesia— 
Ferric Hydrate tvith Magnesia.—Arsenic 
Antidote. 
DOSE: 1 to 4 drs. (3.888 to 15.552 gms.) 
Terri Phosphas Solubilis—Soluble Ferric 
Phosphate. 
DOSE: 5 to 10 grs. (0.324 to 0.648 gm.) 
Prep: Syrupus Ferri. Quinine et Strychnine Phos- 
phatum. 
Terri Pyrophosplias Solubilis—Soluble 
Ferric Pyrophosphate. 
DOSE: 2 to 5 grs. (0.1296 to 0.324 gm.) 
Terri Sulphas—Ferrous Sulphate. 
DOSE: 1 to 5 gr8. (0.0648 to 0.324 gm.) 
Preps: Ferri Sulphas Exsiccatus. Ferri Sulphas Grann- 
latus 
Terri Sulphas Exsiccatig—Dried Ferrous 
Sulphate. 
DOSE % to 3 grs. (0.324 to 0.1944 gms.) 
Prep: Pilule Aloes et Ferri. 
Terri Sulphas Oranulatus—Granulated Fer- 
rous Sulphate—Ferri Sulphas Praicipitatus. 
DOSE: 1 to 5 grs. (0.0648 to 0.324 gm.) 
Terri Yalerianas—Ferric Valerianate. 
DOSE-. to 2 grs. (0.0324 to 0.1296 gm.) 
Ter ru m—Iron. 
Terrum Reductum—Reduced Iron. 
DOSE: 1 to 5 grs. (0.0648 to 0.324.) 
Ticus—Fig. 
The fleshy receptacle of Ficus Carlca, bearing fruit upon 
its inner surface. 
DOSE: Freely. 
Prep: Confectio Sennae. THE ERA KEY TO THE U. S. P. 
31 
Foeniculum—Fennel. 
The fruit of Fceniculum rapillRreum. 
DOSE: 15 to 30 grs. (0.972 to 1.944 gm.) 
Frangula—Frangula—Buckthorn. 
The bark of Ithamnus Frangula, collected at least one 
year before being used. 
DOSE. >4 to 2 drs. (1.944 to 7.776 gins.) 
Prep: Extractum Frangul® Fluidum. 
Gal la—Nutgall. 
An excrescence on Quercus lusttanlca, caused by the punc- 
tures and deposited ova of Cynip* tinllte tinctoria-. 
DOSE; 1 to 2 drs. (3.888 to 7.776 gms.) 
Preps: Tinctura Gall®. Unguentum Gall®. 
Gelsemium—Qelsemium—Yellow Jasmine. 
The rhizome and roots of Gelsemium sempertlrens. 
DOSEi 5 to 10 grs. (0.324 to 0 648 gni ) 
Preps: Extractum Gelsemii Fluidum. Tinctura Gelsemii. 
Gentlana—Gentian. 
The root of Gentlana lulea. 
DOSE: 5 to 30 grs. <0.324 to 1.944 gm. ) 
Preps: Extractum Gentian®. Extractum Gentian® Eluidc 
um. Tinctura Gentian® Composite. 
Ge ran 1 u m—Geran ium—Cranesbill. 
The rhizome of Geranium maenlatum. 
DOSE: K to 1 dr. <0.972 to 3.888 gms.) 
Prep: Extractum Geranii Fluidum. 
Glycerinum—Glycerin. 
DOSE: 5 to 60 min. (0.31 to 3.70 c. c.) 
Prep. Suppositoria Glycerini. 
Glyceritum Acidi CarbolicI—Glycerite of 
Carbolic Acid. 
Carbolic Acid, 20%. 
DOSE 2 to 5 min. (0.12 to 0.31 c. e ) 
Glyceritum Acidi Xannici—Glycerite of Tan- 
nic Acid. 
Tannic Acid, 20%. 
Glyceritum Amyli—Glycerite of Starch. 
DOSE: Freely. 
Glyceritum Boroglyceritii—Glycerite of Hor- 
oglycerin— Glycerite of Glyceryl Borate. So- 
lution of Boroglyceride. 
Glyceritum Hydrastis—Glycerite of Hydras- 
tis. 
Glyceritum Vitelli—Glycerite of Yolk of Egg 
—Glyconin. 
DOSE; Freely. 32 
THE ERA KEY TO THE U. S. P. 
©lycyrrhiza— Qlycyrrhiza—Licorice Root. 
The root of Ulycyrrblu glabra and of the variety glandu- 
llfera. 
DOSE: Freely. 
Preps: Extractum Glycyrrhizae Fluidum. Extractum Gly- 
cyrhiza Purum. Glycyrrhizinuni Ammouiatum. Pulvis 
Glycyrrhiza Compositus. 
©lyeyirhizlnnm Ammoniatum—Ammoniat• 
ed Qlycyrrhizin. 
DOSE: 5 to 15 grs. <0.321 to 0.972 gm.) 
©ossypli Rad ids Cortex—Cot ton Root Bark. 
The bark of the root of Gossypium herbaceum and of 
other species of Gossypium. 
DOSE. X to 1 dr. (0.972 to 3.888 sms.) 
Prep; Extractum Gossypii Radios Fluidum. 
Gossypium Purifleatum—Purified Cotton- 
Absorbent Cotton. 
The hairs of the seed of Gossypium herbaceum aifd of 
other species of Gossypium, freed.from adhering impur- 
ities, and deprived of fatty matter. 
Prep: Pyroxylinum. 
Granatum—Pomegranate. 
The bark of the stem and root of Punlra Granatum. 
DOSE % toUfc drs. (1.911 to 5.832 gms.) 
Grindelia—Orindelia. 
The leaves and flowering tops of Grindella robu.ta and of 
Grindelia sqnarroaa 
DOSE; x to 1 dr <0.972 to 3 888 gms.) 
Prep: Extractum Grindelia Fluidum. 
Guaiad Idgiium—Guaiacum Wood. 
The heart wood of Guaiacum officinale Linne, and of 
Guaiacum sanctum. 
POSE* \ to 1 dr. (0 972 to 3.888 gms.) 
Ouaiaci Resina—Gratae. 
The resin of the wood of Guaiacum officinale. 
DOSE 5 to 30 grs. (0 324 to 1.944 gm.) 
Prep- Pilulae Antimomi Composite. Tinctura Ouaiaci. 
Tinctura Guaiaci Ammoniata. 
Ouarana— Guarana. 
A dried paste, consisting chiefly of the crushed or pounded 
seeds of Paullinia t'upnna. 
DOSE: X to 1 dr. (0.972 to 3.888 gms.) 
Preps; Extractum Guaranae Fluidum. 
Hae m a to xy lo n—Hcematoxylon—Logwood. 
The heart-wood of llrmatoxylon campechianum. 
Prep: Extractum Haematoxyli. THE ERA KEY TO THE U. S. P. 
33 
Hamamells—Hamamelis—Witehhazel. 
The leave* of Hamamelis rlrginlana. 
Prep: Extractum Haranmelidis Fluidum. 
Hedeoma-Hedeoma—Pennyroyal. 
The leaves and tops of Hedeoma pulegioideflw 
H u mill us—Hops. 
The strobiles of llumulus Lupulua. 
Prep: Tinctura Humuli. 
Hydrargyri Chloridum Corrosivum—Cor- 
rosive Mercuric Chloride—Corrosive Chloride 
of Mercury. Corrosive Sublimate. 
DOSE: 1-32 to K gr. (0.0020 to 0.0081 gm.) 
Hydrargyri Chloridum Mite—Mild Mercur- 
ous Chloride—Calomel. Mild Chloride of 
Mercury. 
BOSE : 1 to 15 grs. (0.0648 to 0.972 gm) 
Preps: Pilulas Antimonii Composite. Pilulae Cathartics® 
Composite. 
Hydrargyri Cyanidum—Mercuric Cyanide. 
DOSE: 124 to H gr. (0.0027 to 0 0081 gm.) 
Hydrargyri Iodidum Flavum— Yellow Mer- 
curous Iodide—Hydrargyri Iodidum Vinde, 
U.8.P., 1880. Protoiodide of Mercury. Yellow 
for Green) Iodide of Mercury. 
DOSE H to 3 grs. (0.0324 to 0.1944 gm.) 
Hydrargyri Iodidum Rubrum-Bed Mer- 
curic Iodide— Bin-Iodide of Mercury. Red 
Iodide of Mercury. 
DOSE: 1-16 to H gr. (0 0040 to 0.0216 gm.) 
Prep: Liquor Arseni et Hydrargyri Iodidi. 
Hydrargyri Oxidum Flavum— Yellow Mer- 
curic Oxide. 
Prep: Unguentum Hydrargyri Oxidi Flavi. 
Hydrargyri Oxidum Rubrum-Bed Mer- 
curic Oxide—Red Precipitate. 
Prep: Unguentum Hydrargyri Oxidi Rubri. 
Hydrargyri Subsulphas Flavus— Yellow 
Mercuric Subsxilphate—Basic Mercuric Sul- 
phate. Turpeth Mineral. 
DOSE. 2 to 4 grs. (0.1296 to 0.2592 gm.) 
Hy d rargy r u m—Mercury— Quicksilver. 
Preps Eniplastrum Ammoniaci cum Hydrargyro. Em- 
plastrum Hydrargyri. Hydrargyrum cum Creta. Massa 
Hydrargyri. Unguentum Hydrargyri. 
Hydrargyrum Ainmoniatnm-.immoniated 
Mercury—White Precipitate. Mercuric Air), 
monium Chloride. 
Prep: Unguentum Hydrargyri Ammoniati. 34 
THE ERA KEY TO THE U. S. P. 
Hydrargyrum cum Creta—Mercury with 
Chalk. 
Mercury, 38%. 
DOSE: 3 to 10 grs. (0.194* to 0.648 gm.) 
Hydrastininue Hydrochloras—Hydrastinine 
Hydrochlorate. 
The hydrochlorate of an artificial alkaloid derived from 
Hydrastine, the latter being obtained from Hydrastis. 
Hydrastis—Hydrastis—Golden Seal. 
The rhizome and roots of Ilydrnstls can»den«d«. 
Preps. Extractum Hydrastis Fluidum. Glyceritum Hy- 
drastis. Tinctura Hydrastis. 
Hy oho in lie Hydrobrom aa—Hyoscine Hydro- 
bromate. 
The hydrobromate of an alkaloid obtained from Hyoscy- 
amus. 
DOSE: 1150 to 1-100 gr. (0.0001 to 0.00064 gm.) 
Hyoscyamime H ydrobromas—Hyoscyamine 
Hydrobromate. 
The hydrobromate of an alkaloid obtained from Hyoscya- 
mus 
Hyoscyamiuee Sulphas—Hyoscyamine Sul- 
phate. 
The neutral sulphate of an alkaloid obtained from Hyoscy- 
amus. * 
DOSE: 1-64 to 1-32 gr. (0 0010 to 0.0020 gm.) 
Hyoscy am us—Hyoscyamus—Henbane. 
The leaves and flowering tops of Hyoseyamus nlger, col- 
lected from plants of the second year's growth. 
DOSE. 5 to 15 grs. (0.324 to 0.972 gin ) 
Preps: Extractum Hyoscyami Extractum 
Hyoscyami Fluidum. Tinctura Hyoscyami. 
Ichthyocolla—Isinglass. 
The swimming bladder of Aelpenser Huso. 
Prep. Emplastrum Icthyocolls. 
Illicium — Illicium—Star Anise. 
' The fruit of Illicium verum. 
DOSE; 5 to 30 grs. (0.324 to 1.944 gm.) 
Infusa— Infusions. 
An ordinary infusion, the strength of which is not directed 
by the physician nor specitied by the Pharmacopoeia, shal 
contain 5% drug. 
Infusum Cinchonee—Infusion of Cinchona. 
Cinchona, 6%. 
DOSE : 1 to 2 fl. ozs. (29 57 to 59.10 c. c.) 
Infusum Digitalis—Infusion of Digitalis. 
Digitalis, 1.5%. 
DOSE: 1 to 4 fl. drs. (3.70 to 14.79 c. c.) THE ERA KEY TO THE U. S. P. 
35 
InfuKum Pruni Virginiaiife—Infusion of 
Wild Cherry. 
Wild Cherry, 4%. 
DOSE: 1 to2fl. ozs. (29.57 to 59.10 e. c ) 
Infiisum Semite Compositum—Compound 
Infusion of Senna—Black Draught. 
BOSE: 1 to fl. ozs. (29.57 to 88.72 c. c.) 
Inula—Inula—Elecampane. 
The root of Inula Heleniura. 
DOSE; 34 to 1 dr. (0.972 to 3.888 gms ) 
Iod «> for mum—Iodoform. 
BOSE H to 3 grs. (0.0324 to 0.1944 gm.) 
Prep; Unguentum Iodoformi. 
Iodum—Iodine. 
BOSE: $4 to 1 gr. (0.0162 toO 0648 gm.) 
Preps: Liquor Iodi Compositus. Tmctura Iodi. Unguan— 
turn Iodi. 
Ipecacuanha—Ipecac. 
The root of Cephrlis Ipecacuanha. 
DOSE. % to 30 grs. (0.0324 to 1.944 gin.) 
Preps; Extractuni Ipecacuanha? Flmdura. Pulvis Ipecac- 
uanha et Opii. Trochisci Ipecacuanha}. Trochisci Mor- 
phinae et Ipecacuanhas. 
Iris— 7rts—Blue Flag. 
The rhizome and roots of Iris versicolor. 
DOSE. 10 to 30 grs. (0 648 to 1.944 gin.) 
Preps; Extractum Indis. Extractum Iridis Flaidanr_ 
J alapa—Jalap. 
The tuberous root of Ipomona Jalnpa. 
DOSE: 10 to 30 grs. (0.648 to 1.944 pm.) 
Preps. Extractum Jalap* Alcoholicum. Pulvis Jalap* 
Compositus. Resina Jalap*. 
J uglans—Juglans—Butternut. 
The bark of the root of Juglans Clnerea. 
DOSE; 1 to 2 drs. (3.888to 7.776 gms.) 
Prep: Extractum Juglandis. 
Kaniala—Kamala—Rottlera. 
The glands and hairs from the capsules of Jlallotus phil- 
Ippinensls. 
DOSE. 1 to 2 drs. (3.888 to 7.776 gm.) 
Kino—Kino. 
The inspissated juice of Pteroearpm Marsupium 
DOSE; 5 to 30 grs. (0.324 to 1.944 gm.) 
Prep: TincturaKino. 36 
THE ERA KEY TO THE U. S. P. 
Krameria—Krameria—Rhatany. 
The root of Krameria triandraand of Krameria Ixina. 
DOSE: 5 to30 grs. 10.324 to 1.94* gm.) 
Preps: Extractum Krameria’. Extractum Kraiucnae 
Fluidum. Tinctura Kranienae. 
Lactucarium—Lactucarium. 
The concrete milk-juice of Lartuca rlrosa. 
DOSE: 5 to 60 grs. (0.324 to3.888 gms.) 
Prep: Tinctura Lactucarii. 
Lappa-Lappa—Burdock. 
The root of Arctium Lappa, and of other species of Arcti- 
um. 
DOSE: % to 1 dr. (1.944 to 3.888 gms.) 
Prep: Extractum Lappae Fluidum. 
Leptami ra-Leptandra—Culver’s Root. 
The rhizome and roots of Veronica vlrglnira. 
DOSE. 54 to 1 dr. (0.972 to 3.888 gms.) 
Preps: Extractum Leptandrae. Extractum I eptaudrm 
Fluidum. 
Union is Cortex—Lemon Peel. 
Tlie rind of the recent fruit of Citrus Limomim. 
Prep: Spiritus Limonis. 
Limonis Succus—Lemon Juice. 
The freshly expressed juice of the ripe fruit of Citrus 
Lfmonum. 
Linimentum Ammonite—Ammonia Lini- 
ment-Volatile Liniment. 
Linimentum Iielladonwas—Belladonna Lini- 
ment. 
Linimentum Calcis —Lime Liniment. Carron 
Oil. 
Linimentum Cainpliorie—Camphor Lini- 
ment. 
Linimentum Cliloroformi—Chloroform Lin- 
iment. 
Linimentum Saponis—Soap Liniment. 
Prep: Cliloroformi. 
Linimentum Saponis Mollis—Liniment of 
Soft Soap—Tinctura Saponis Viridis. U. S. 
P.. 1880. 
Linimentum Sinapis Compositum—Com- 
pound Liniment of Mustard. 
Linimentum Terebinthinae—Turpentine Lin- 
iment. 
Linum—Linseed—Flaxseed. 
She seed of Linum L'bitatibsimunu THE ERA KEY TO THE U. S. P. 
37 
Liquor Acidi Arsenosi—Solution of Arsen- 
ous Acid. 
Arsenous Acid, 1%. 
DOSE 3 to 10 nun. (0.18 to 0.62 c. c.) 
Liquor Ammonii Acetatis—Solution of Am- 
monium Acetate—Spirit of Mindererus. 
An aqueous solution of Ammonium Acetate, containing 
about 7% of the salt, together with small amounts of 
acetic and carbonic acids. 
DOSE: \ to 1 11. oz. (7.39 to 29.57 c. c.) 
Prep. Liquor Fern et Ammonii Acetatis. 
Liquor Arseni et Hydrargyri Iodidi—Solu- 
tion of Arsenic and Mercury Iodide. Dono- 
van’s Solution. 
Arsenic Iodide, 1%. Red Mercuric Iodide, 1%. 
DOSE. 3 to 15 min. (0.18 to 0.92 c. c.) 
Liquor Calcls— Solution of Lime—Solution of 
Calcium Hydrate. Lime Water. 
A saturated aqueous solution of Calcium Hydrate. 
HOSE; 3$ to 4 fl. ozs. (14.79 to 118.29 c. c.) 
Prep: Linimentum Calcis. 
Liquor Ferri Acetatis—Solution of Ferric 
Acetate. 
An aqueous solution of Ferric Acetate, containing about 
31% of the anhydrous salt, and representing about 7.5% 
of metallic iron. 
DOSE: 2 to 10 min. (0.12 to 0.62 c. c.) 
Liquor Ferri Cliloridi—Solution of Ferric 
Chloride. 
An aqueous solution of Ferric Chloride, containing about 
37.8% of the anhydrous salt, corresponding to 62.9% of 
the crystalized salt, or to about 13% of metallic iron* 
DOSE: 3 to 10 min. (0.18 to 0.62 c. c.) 
Prep: Tinctura Ferri Chioridi. 
Liquor Ferri Citratis—Solution of Ferric 
Citrate. 
An aqueous solution of Ferric Citrate, corresponding to 
about 7.5% of metallic iron. 
DOSE -. 5 to 15 nun. (0.31 to 0.92 c. c.) 
Preps: Ferri Citras. Ferri et Ammonii Citras. 
Liquor Ferri et Ammonii Acetatis—Solu- 
tion of Iron and Ammonium Acetate—Mis- 
tura Ferri et Ammonii Acetatis. U. S. P.* 
1880. Basham's Mixture. 
DOSE. 34 to 1 fl. oz. (7.39 to 29.57 c. c.) 38 
THE ERA KEY TO THE U. S. P. 
Liquor Ferri Nitratis—Solution of Ferric 
Nitrate. 
An aqueous solution of Ferric Nitrate, containing about 
6.2% of the anhydrous salt, and corresponding to about 
1.4% of metallic iron. 
DOSE; 5 to 15 nnn. (0.31 to 0.92 c. c.) 
Xiquor Ferri Subsulphati»—Solution of 
Ferric Subsulphate—Solution of Basic Ferric 
Sulphate. Mongers Solution. 
An aqueous solution of Basic Ferric Sulphate (of variable 
chemical composition), corresponding to about 13.6% of 
metallic iron. 
DOSE 2 to 10 min. (0.12 to 0.62 c. c.) 
Xiquor Ferri Tersulpliatis—Solution of 
Ferric Sulphate. 
An aqueous solution of normal Ferric Sulphate, containing 
about 2S. 7% of the salt, and corresponding to about 8% of 
metallic iron. 
Liquor Hydrargyri Nitratis—Solution of 
Mercuric Nitrate. 
A liquid containing about 60% of Mercuric Nitrate, to 
gether with about 11% of free Nitric Acid. 
Liquor Iodi Compositus — Compound Solu- 
tion of Iodine— Lugol’s Solution. 
HOSE: 1 to 10 min. (0.06 to 0.62 c. c.) 
Liquor Magnesii Citratig—Solution of Mag- 
nesium Citrate. 
DOSE: 2 to 8 fl. oz. (59.10 to 236.58 c. c.) 
Liquor Plumbi Subacetatis—Solution of 
Lead Subacetate. 
An aqueous liquid, containing in solution about 25% of 
Lead Subacetate. 
Preps: Ceratum Plumbi Subacetatis. Liquor Plumbi Sub- 
acetatis Dilutus. 
Liquor Plumbi Subacetatis Dilutus—Di- 
luted Solution of Lead Subacetate—Lead 
Water. 
Liquor Potassae—Solution of Potassa—Solu- 
tion of Potassium Hydrate. 
An aqueous solution of Potassium Hydrate,containing about 
b% of the hydrate. 
DOSE: 10 to 30 min. (0.62 to 1.85 c. c.) 
Liquor Potassii Arsenitis—Solution of Po- 
tassium Arsenite—Fowler’s Solution. 
Arsenous Acid, 1 %. 
DOSE. S to 10 min. (0.18 to 0.62 c. c.) THE ERA KEY TO THE U. S. P 
39 
Liquor Potassii Citratis—Solution of Potas- 
sium Citrate— Mistura Potassii Citratis. 
An aqueous liquid, containing in solution about 9% of an- 
hydrous Potassium Citrate, together with small amounts 
of citric and carbonic acids. 
DOSE 1 to 8 fl drs. (3.70 to 29.57 c. c.) 
Liquor Sod®—Solution of Soda—Solution of 
Sodium Hydrate. 
An aqueous solution of Sodium Hydrate, containing about 
5% of the hydrate. 
DOSE 5 to 20 min. (0.31 to 1.23 c c.) 
Liquor Sod® Clilorat®—Solution of Chlorin- 
ated Soda—Labarraque’s Solution. 
An aqueous solution of several chlorine compounds of 
sodium, containing at least 2 6% by weight of available 
chlorine. 
DOSE H to 1 fl dr (1 85 to 3 70 c. c ) 
Liquor Sodii Arsenatis—Solution of Sodium 
Arsenate. 
Sodium Arsenate, 1% 
DOSE 3 to 10 min. (0.18 to 0 62 c. c.) 
Liquor Sodii Silicatis—Solution of Sodium 
Silicate. 
Liquor Zinci Chloridi— Solution of Zinc 
Chloride. 
An aqueous solution of Zinc Chloride, containing about 
50% by weight of the salt. 
Litliii Benzoas—Lithium Benzoate. 
DOSE: 10 to 30 grs. (0.648 to 1.944 gm ) 
Litliii Bromidum—Lithium Bromide. 
DOSE 5 to 30 grs. (0.324 to 1.944 gm.) 
Litliii Carbonas—Lithium Carbonate. 
DOSE 3 to 15 grs. (0.1944 to 0 972 gm.) 
Lithii Citras—Lithium Citrate. 
DOSE 10 to 30 grs. (0 648 to 1.944 gms.) 
Litliii Citras Kfl’ervescens — Effervescent 
Lithium Citrate. 
Litliii Salicylas—Lithium Salicylate. 
DOSE 10 to 30 grs. (0.648 to 1.944 gm ) 
Lobelia— Lobelia. 
The leaves and tops of Lobelia inflata. collected after a 
portion of the capsules have been inflated. 
DOSE 1 to 10 grs. (0.0648 to 0.648 gm ) 
Preps Extractum Lobeliae Fluidum. Tinctura Lobeliae 40 
THE ERA KEY TO THE U. S. P. 
Lupulinum—Lupulin. 
The glandular powder separated from the strobiles of 
Humulus Lupulus. 
DOSE: 5 to 15 grs. (0.324 to 0.972 gm.) 
Preps: Extractum Lupulini Fluidum. Oleoresina Lupu- 
lini. 
Lycopodium— Lycopodium. 
The spores of Lycopodium clavutum and of other species of 
Lycopodium 
31 acis—Mace. 
The arillode of the seed of Myrlsllca fragrans. 
DOSE: 5 to 20 grs (0.324 to 1.2% gm.) 
Magnesia—Magnesia—Light Magnesia. Cal' 
cined Magnesia. 
DOSE 5 to 00 grs (0.324 to 3.888 gms.) 
Prep Pul vis Rhei Compositus. 
Magnesia Pontlerosa—Heavy Magnesia. 
DOSE 5 to t>0 grs. (0.324 to 3.888 gins.) 
Magnesii Carbonas— Magnesium Carbonate. 
DOSE 1 to 3 drs (3 888 to 11.004 gms.) 
jVIagnesii Citras Eftervescens—Effervescent 
Magnesium Citrate. 
DOSE \ to 1 oz. <7.776 to 31.103 gms.) 
Magnesii Sulphas—Magnesium Sulphate— 
Epsom Salt. 
DOSE: to 1 ozs. (15.552 to 46.655 gms.) 
Prep Infusum Senna* Compositum. 
Mangani Dioxiduin—Manganese Dioxide— 
Mangani Oxidum Nigrum, U. S. P , 1880. 
Black Oxide of Manganese. 
Native crude Manganese Dioxide, containing at least 66% 
of the pure dioxide. 
DOSE 3 to 15 grs. (0.1944 to 0.972 gm.) 
Mangani Sulphas —Manganese Sulphate— 
Manganous Sulphate. 
DOSE 5 to 15 grs. (0.324 to 0.972 gm.) 
Manna— Manna. 
Concrete, saccharin exudation of Fraxinus Ornut. 
DOSE; to 2 ozs. (15.552 to 62.207 gms.) 
Prep Infusum Sennas Compositum. 
Marrubium—Marrubium—Horehound. 
The leaves and tops of Marrubium vulgare. 
DOSE: 1 to 2 drs. (3.888 to 7.776 gms.) 
Massa Copaibat—Mass of Copaiba—Solidified 
Copaiba. 
DOSE: 5 to 30 grs. (0.324 to 1.944 gm.) THE ERA KEY TO THE U. S. P. 
41 
Mttssa Ferri Carbonatis—Mass of Ferrous 
Carbonate—Vallet's Mass. 
DOSE: 3 to 7 grs. (0.1944 to 0.4336 gm.) 
Massa Hydrargyri—Mass of Mercury — Pilula. 
Hydrargyri. Blue Mass. Blue Pul. 
DOSE: 3 to 10 grs. (0.1944 to 0.648 gm.) 
Mastlche—Mastic. 
A concrete, resinous exudation from Pistaeia Lentiseu.. 
Prep: Pilulse Aloes et Mastiches. 
Matico—Matico. 
The leaves of Piper angustlfollum. 
DOSE; % to 2 drs. (1.944 to 7.776 gms.) 
Preps: Extractum Matico Fluidum. Tinctura Matico. 
Matricaria — Matricaria—German Chamomile, 
The dower heads of Matricaria (hamomilla. 
DOSE: K to 1 dr. (0.972 to 3.883 gms.) 
Mel—Honey. 
A saccharine substance deposited in the honey comb by 
Apis melliflea 
I'rep. Mel Despumatum. 
Mel Despumatum—Clarified Honey. 
Mel Rosse—Honey of Rose. 
Melissa—Melissa—Balm. 
The leaves and tops of Melissa officinalis. 
DOSE. 1 to 2 drs. (3.888 to 7.7776 gms.) 
Menispermum—Menispermum—Yellow Barilla. 
Canadian Moonseed. 
The rhizome and roots of Menispermum canadense. 
DOSE; 5 to 30 grs. (0.324 to 1.944 gm.) 
Prep: Extractum Menispermi Fluidum. 
Mentha Piperita—Peppermint. 
The leaves and tops of Mentha Piperita. 
Prep: Spintus Menthse Piperita. , 
Mentha Viridis— Spearmint. 
The leaves and tops of Mentha viridis. 
Prep: Spintus Menthte Viridis. 
Menthol— Menthol. 
A stearopten (having the character of a secondary alco 
hoi), obtained from the official oil of peppermint or from 
Japanese or Chinese oil of peppermint. 
DOSE: 1 to 5 grs. (0.0648 to 0.324 gm.) 
Methyl Salicylas-Methyl Salicylate—Arti- 
ficial (or Synthetic) Oil of Wintergreen. 
Methyl Salicylate, produced synthetically. 
DUSE. 1 to 5 min. (0.06 to 0.31 c. c.) 42 
THE ERA KEY TO THE U. S. P. 
Mezereum— Mez.ere.um. 
The bark of Daphne Mezereum and of other species of 
Daphne. 
DOSE: 5 to 15 grs. 
Preps: Decoctum Sarsaparilla* Compositum. Extraction 
Sarsaparill® Fluidum Compositum. Extractum Mezerei 
Fluidum. 
Mistura Cretae—Chalk Mixture. 
DOSE: X to 1 fl. oz. (7.39 to 29,57 c. c.) 
Mistura Ferri Com posita—Compound Iron 
Mixture—Griffith’s Mixture. 
DOSE: X to 2 fl. ozs. (14.79 to 59.10 c. c.l 
Mistura Glycyrrliizw Coinpnsita—Com- 
pound Mixture of Glycyrrhiza. Brown Mix- 
ture. 
DOSE: 2 to 6 fl. drs. (7.39 to 22.18 c. c ) 
Mistura Rliei et Sodse—Mixture of Rhubarb 
and Soda. 
DOSE: Mt to 2 fl. ozs. (14.79 to 59.10 c. c.) 
Morphina—Morphine. 
An alkaloid obtained from Opium. 
DOSE: 1-16 to H gr. (0.0040 to 0.0162 gm.) 
Morphinae Acetas —Morphine Acetate. 
DOSE: 1 16 to X gr. (0.0040 to 0.0216 gm ) 
Morphinae Hydrochloras—Morphine Hydro- 
chlorate. 
DOSE: 1-12 to \ gr. (0.0054 to0.0324 gm.) 
Morpliinaa Sulphas—Morphine Sulphate. 
DOSE: 112 to X gr. (0 0054 to 0.0324 gm.) 
Preps: Pulvis Morphinae Compositus. Trochisci Mor- 
phinae et Ipecacuhanae. 
Most h us—Musk. 
The dried secretion from the preputial follicles of 
chus moHchlferus. 
DOSE: 2 to 1(5 grs. (0.1296 to 0.648 gm.) 
Prep: Tinctura Moschi. 
Mucilago Acaciae—Mucilage of Acacia. 
Acacia, 34%. 
Prep: Syrupus Aeaci*. 
Mucilago Sassafras Medullae—Mucilage of 
Sassafras Pith. 
Mucilago Tragacanthae—Mucilage of Trag- 
acanth. 
Tragacanth, 6%. 
Mucilago XJ linl —Mucilage of Elm. 
Elm, 6%. THE ERA KEY TO THE U. S. P. 
43 
Myristica—Nutmeg. 
The seed of Myrlttlea fragrans deprived of its testa. 
DUSK: 5 to 15 grs. (0.324 to 0.972 gin.) 
Preps: Pulvis Aromaticus. Tinctura Lavandulae Conv 
posita. 
Myrrlia—Myrrh. 
A gum resin, obtained from Commiphora Jlyrrha. 
DUSK: 5 to 30 grs. (0.324 to 1.944 gm.) 
Preps : Mistura Ferri Composita. Pilulae Aloes et Myrrhs*. 
Tinctura Aloes et Myrrhae. Tinctura Myrrhae. 
Naplitalinu m—Naphtalin—Naphtalene. 
A hydrocarbon obtained from cold tar. 
DOSEs 2 to 10 grs. (0.1296 to 0.648 gra.) 
Naplitol—Naphtol—Beta Naphto] 
A phenol occurring in coal tar, but usually prepared arti- 
ficially from Naphtalin. 
DOSE: 2 to 15 grs. (0.1296 to 0.972 gm.) 
Sux Vomica-Nux Vomica. 
The seed of Strychnos Nux-vomira. 
DOSE: 1 to 4 grs (0.0648 to 0.2592 gm.) 
Preps Extractuin Nucis Vomicae. Extractum Nucis Vom- 
icae Fluidum. 
Oleatum Hydrargyri—Oleate of Mercury. 
Yellow Mercury Oxide. 20%. 
Oleatum Veratrinas—Oleate of Veratrine. 
Veratrine, 2%. 
Oleatum Zinci—Oleate of Zinc. 
Zinc Oxide, 5%. 
Oleoresina Aspidii —Oleoresin of Aspidium. 
DOSE: % to 1 fl. dr. (1.85 to 3 7li c. c.) 
Oleoresina Capsid— Oleoresin of Capsicum. 
, DOSE: X to 1 min. (0.015 to 0.06 c. c.j 
Prep: Eniplastrum Capsici. 
Oleoresina Cubeboe—Oleoresin of Cubeb. 
DOSE: 5 to 30 nun. (0.31 to 1.85 c. c.) 
Prep. Trochisci Cubeb*. 
Oleoresina Lupuiini—Oleoresin of Lupulin. 
IlOSE: 3 to 7 min. <0.18to0.43 c. c.) 
Oleoresina Piperis— Oleoresin of Pepper 
DOSE: X to 2 min. (0.015 to 0.12 c. c.| 
Oleoresina Zingiberis-Oleoresin of Ginger. 
DOSE; to 2 nun. (0.03 to 0 12 c. c.) 
Oleum Adipis—Lard Oil. 
A fixed oil expressed from lard at a low temperature 
Oleum AStliereum—Ethereal Oil. 
A volatile liquid, consisting of equal volumes of Heavy Oil 
of Wine and Ether. 
Prep. Spintus AStheris Compositus. 44 
THE ERA KEY TO THE U. S. P. 
Oleum Amygdalae Amarae—Oil of Bitter Al- 
mond. 
A volatile oil obtained from Bitter Almond bv maceration 
with water and subsequent distillation. 
DOSE: % to % mm. (O.Ul to 0.03 c. c.) 
Preps: Aqua Amygdalae Amarae. Spiritus Amygdala# 
Amarae. 
Oleum Amygdalae Expressum— Expressed 
Oil of Bitter Almond. 
A fixed oil expressed from Bitter or Sweet Almond. 
DOSE: 1 to 4 fl. dr. (3.70 to 14 79 c. c ) 
Prep. Unguentum Aquae Ros:e. 
Oleum A nisi—Oil of Anise. 
A volatile oil distilled from Anise. 
DOSE: 1 to 5 min. (0 06 to 0 31 c c ) 
Preps: Aqua Anisi. Spiritus Aurantu Compositus. Tine- 
tura Opii Camphorata. 
Oleum Aurantii Corticis—Oil of Orange 
Peel. 
A volatile oil obtained by expression from the fresh peel 
of either the Bitter Orange, Citrus Vulgaris, or the Sweet 
Orange, Citrus Aurnntliim. 
Preps: Spiritus Aurantii. Spiritus Aurantii Compositus. 
Spiritus Myrciae. 
Oleum Aurantii Florum—Oil of Orange 
Flowers— Oil of Nero’i. 
A volatile oil distilled from the fresh flowers of the Bitter 
Orange, Citrus Vulgaris 
Oleum llergamottHB—Oil of Bergamot—Oleum 
Bergamii, U. S. P., 1880. 
A volatile oil obtained by expression from the rind of the 
fresh fruit of Citrus Hergnniia. 
Oleum lietulae Volatile—Volatile Oil of Bet- 
ula—Oil of Sweet Birch. 
A volatile oil, identical with synthetic Methyl Salicylate, 
and almost wholly identical with Oil of Gaultheria. ob- 
tained by distillation from the bark of Sweet Birch, Retula 
lenta. 
DOSE: 1 to 5 min. (0.06 to0 31 c. c ) 
Oleum Cariimim — Oil of Cade—Oleum Juni 
peri Empyreumaticum. 
A product of the dry distillation of the wood Junlperus 
Oxyredrus. 
Oleum Cajuputi—-Oil of Cajupnt. 
A volatile oil distilled from the leaves of Melaleuca Leu- 
eadendron. 
DOSE; 1 to 5 min. (0.06 to 0.31 c. c.) THE ERA KEY TO THE U. 8. P. 
45 
Oleum Carl—Oil of Caraway. 
A volatile oil distilled from Caraway 
DOSE 1 to 5 min. (0.06 to 0 31 c. c.) 
Prep Spintus Jumpen Com posit us. 
Oleum Caryophylll — Oil of Cloves. 
A volatile oil distilled from ('loves. 
DOSE 1 to 5 rain. (0.06 toO 31 c c ) 
Oleum Chenopodii—Oil of Chenopodium— 
Oil of American Wormseed. 
A volatile oil distilled from Chenopodium. 
DOSE: 3 to 10 rain. (0.18 to 0.62 c. c.) 
Oleum Cinnamomi—Oil of Cinnamon— Oil of 
Cassia. 
A volatile oil distilled from Cassia Cinnamon. 
DOSE. 1 to 5 nun. (0.06 to0.31 c. c.) 
Preps: Aqua Cinnamomi. Spiritus Cinnamomi. 
Oleum Oopaibte—Oil of Copaiba. 
A volatile oil distilled from Copaiba. 
DOSE 5 to 15 min. (0 31 to 0.92 c. c.) 
Oleum CorJandri—Oil of Coriander. 
A volatile oil distilled from Coriander. 
DOSE 2 to 5 min. (0.12 to 0 31 c c ) 
Prep Spiritus Aurantii Conipositus. 
Oleum Cubebse- Oil of Cubeb. 
A volatile oil distilled from Cubeb 
DOSE: 5 to 15 min (0 31 to 0 92 c. e.) 
Oleum Erigerontis— Oil of Erigeron—Oil of 
Fleabane. 
A volatile oil distilled from the fresh herb of 
Erigeron cnnnden»e. 
DOSE 5 to 30 min. (0.31 to 1 85 c. c.) 
Oleum Eucalypti—Oil of Eucalyptus. 
A volatile oil distilled from the fresh leaves of Euealyptut 
globulus and some other species of Eucalyptus. 
DOSE 5 to 15 min. (0.31 to 0.92 c c ) 
Oleum Fceniculi—Oil of Fennel. 
A volatile oil distilled from Fennel. 
DOSE: 1 to 5 min. (0.06 to 0.31 c c.) 
Preps. Aqua Foeniculi. Pulvis Glycyrrhizw Compositus. 
Spiritus Jumperi Compositus. 
Oleum Gaul the rim—Oil of Wintergreen. 
A volatile oil distilled from the leaves of Gftiiltherta pro- 
cumbent, consisting almost entirely of Methyl Salicylate, 
and nearly identical with the Volatile Oil of Betula. 
DOSE; 5 to 30 min. (0.31 to 1.85 c. c.) 
Prep; Spiritus Gaulthena. 46 
THE ERA KEY TO THE U. S. P. 
Oleum Go»sypil Seminis—Cotton Seed Oil. 
A fixed oil expressed from the seed of Cossyptum lierb- 
nreiim and of other species of Cioshypiiiiu, and subse- 
quently purified. 
Oleum Hedeomae— Oil of Hedeoma—Oil of 
Pennyroyal. 
A volatile oil distilled from Hedeoma. 
DOSE 1 to 5 min. (0 06 to 0 31 c. c.) 
Oleum Juniper! — Oil of Juniper. 
A volatile oil distilled from the fruit of Junlperus com* 
mu nis. 
DOSE 5 to 15 min. (0 31 to 0.92 c c ) 
Preps. Spiritus Jumperi. Spiritus Juniper! Compositus. 
Oleum Lavaudulae riorum—Oil of Lavender 
Flowers. 
A volatile oil distilled from the fresh flowers of Lavandula 
officinalis. 
DOSE 1 to 5 min. (0 06 to 0 31 c c.) 
Preps Spiritus Lavandulae. Tinctura Lavandulae Com- 
pos ita. 
Oleum Umonis—Oil of Lemon. 
A volatile oil obtained by expression from fresh Lemon 
Peel. 
Preps Spiritus Aurantii Compositus. Spiritus Limonis. 
Oleum Lint— Linseed Oil—Oil of Flaxseed. 
A fixed oil expressed from Linseed without the use of heat. 
DOSE; \ to 8 tt. drs. (1.85 to29.57 c. c.) 
Prep: Linimentum Calcis. 
Oleum Mentha) Piperitse— Oil of Pepper- 
mint. 
A volatile oil expressed from Peppermint. 
DOSE. 1 to 5 min. (0.06 to 0.31 c. c ) 
Preps. Aqua Menthae Piperitae. Spiritus Mentha Piper 
itae. Trocliisci Menthae Piperitae. 
Oleum Mentha* Viridis—Oil of Spearmint. 
A volatile oil distilled from Spearmint. 
DOSE 1 to 5 min. (0 06 to 0 31 c c ) 
Preps Aqua Menthae Viridis. Spiritus Menthae Viridis. 
Oleum Morrhuae—Cod Liver Oil—Oleum Jec- 
oris Aselli. 
A fixed oil obtained from the fresh livers of Oadut Morrhua 
and of other species of (Indus. 
DOSE, to 1 fl. cz. (7.39 to 29.57 c. c.) 
Oleum Myrciae—Oil of Myrcia—Oil of Bay. 
A volatile oil distilled from the leaves of Myrcia acrls. 
Prep: Spiritus Myrciae. 
Oleum Myrlsticae—Oil of Nutmeg. 
A volatile oil distilled from Nutmeg. 
DOSE 1 to 3 min. (0.06 to 0.18 c. c.) 
Prep. Spiritus Myristicae. THE ERA KEY TO THE U. S. P. 
47 
Oleum Olivae—Olive Oil. 
A fixed oil expressed from the ripe fruit of Olea europcea. 
Oleum Phosphoratum—Phosphorated Oil. 
Phosphorus, 1%. 
DOSE. 1 to 5 min. (0.06 to 0.31 c. c.) 
Oleum Picis Liquids?—Oil of Tar. 
A volatile oil distilled from tar. 
Oleum Piinentse— Oil of Pimenta—Oil of All- 
spice. 
A volatile oil distilled from Pimenta. 
DOSE. 1 to 5 min. (0.06 to 0.31 c. c.) 
Prep: Spiritus Myrciae. 
Oleum Kieini—Castor Oil. 
A fixed oil expressed from the seed of Rlcinus communis. 
DOSE: K to 2 fl. ozs. (7.39 to 59.10 c. c.) 
Oleum Koste—Oil of Rose. 
A volatile oil distilled from the fresh flowers of Rosa dam* 
•arena. 
Oleum Kosmarini— Oil of Rosemary. 
A volatile oil distilled from the leaves of Rosmarinus offi- 
cinalis. 
DOSE: 1 to 5 min. (0.06 to 0 31 c c.) 
Prep; Tinctura Lavandula Gomposita. 
Oleum Sabi me—Oil of Savine. 
A volatile oil distilled from Savine. 
DOSE: 1 to 5 min. (0 06 to 0.31 c. c ) 
Oleum Santali— Oil of Santal—Oil of Sandal- 
wood. 
A volatile oil distilled from the wood of Sanialum album. 
1IOSE: 10 to 30 min. (0.62 to 1.85 c c ) 
Oleum Sassafras—Oil of Sassafras. 
A volatile oil distilled from Sassafras. 
DOSE: 1 to 5 min. (0.06 to 0.31 c. c.) 
Oleum Sesaml—Oil of Sesamum—Sesame Oil. 
Teel Oil. Benne Oil. 
A fixed oil expressed from the seed of Sesamum Indleum 
DOSE: Freely. 
Oleum Sinapis Volatile— Volatile Oil of Mus- 
tard 
A volatile oil obtained from Black Mustard by maceration 
with water and subsequent distillation. 
DOSE: K to H min. (0.0075 to 0.015 c. c.) 
Prep. Limmentum Sinapis Compositum. 
Oleum Terebinthlnae—Oil of Turpentine. 
A volatile oil distilled from Turpentine. 
DOSE. 5 min. to 2 fl dra. (0.31 to 7.39 c. c ) 
Preps: Limmentum Terebinthinae. Oleum Terehinthina* 
Recti flc&tum. 48 
THE ERA KEY TO THE U. S. P. 
Oleum Terebinthinoe Rectiflcatum—Recti- 
fied Oil of Turpentine. 
HOSE: 5 to 30 min. (0.31 to 1.85 c. c.) 
Oleum Theobromatis Oil of Theobroma— 
Oleum Theobromse, U. S. P., 1880. Butter of 
Cacao. 
A fixed oil expressed from the seed of Theohroma Cacao. 
Oleum Thyml—Oil of Thyme. 
A volatile oil distilled from the leaves and flowering tops 
of Thymus vulgaris. 
l)OSE: 1 to 5 min. (0.06 to 0.31 c. c.) 
Oleum Tiglii—Croton Oil. 
A fixed oil ex pressed from the seed of Croton Tlglium. 
DOSE: H to 2 min. (0.03 to 0.1 2 c. c.) 
Opii Pulvis — Powdered Opium. 
Opium dried at a temperature not exceeding 85 degrees C. 
(185 deg. F.), and reduced to a very fine (No. 80) powder. 
DOSE. to 2 grs. (0.0162 to 0.1296 gm.) 
Preps. Acetum Opii. Extraetum Opii. Opium Deodor* 
atum. Pilul® Opii. Pulvis Ipecacuanha; et Opii. Tinc- 
tura Opii. Tinctura Opii Camphorata. Tinctura Opii De* 
odorati. Trochisci Glycyrrhiz* et Opii. Yinum Opii. 
Opium—Opium. 
The concrete, milky exudation obtained by incising the 
unripe capsules of Papaver somniferum, and yielding in 
its normal moist condition not less than 9% of crystallized 
morphine, when assayed by the official process. 
DOSE. to 2 grs. (0.0162 to 0.1296 gm.) 
Opium Deodoratuin—Deodorized Opium— 
Opium Denarcotisatum, U. S. P., 1880. 
DOSE: X to 2 grs. (0.0162 to 0.1296 gm.) 
Pancreatinum—Pancreatin. 
A mixture of the enzymes naturally existing in the pan- 
creas of warm-blooded animals, usually obtained from the 
fresh pancreas of the hog. 
DOSE 5 to 15 grs. (0.324 to 0.97 2 gm.) 
Paraldehydum— Paraldehyde. 
A polymeric form of Ethylic Aldehyde. 
DOSE; 1 to 3 grs. (0.0648 to 0.1944 gm.) 
Pareira—Pareira—Pareira Brava. 
The root of Chondodendron tomentosura. 
DOSE; X to 1 dr. (1.944 to 3.888 gms.) 
Prep; Extraetum Pareirie Fluidum. 
Pepo —Pumpkin Seed. 
The seed of Cucurbit* Pepo. 
DOSE. 1 to 3 ozs. (31.103 to 93.31 gms ) THE ERA KEY TO THE U. S. P. 
49 
Pepsinum—Pepsin. 
A proteolytic ferment obtained from the glandular layer of 
fresh stomachs from healthy pigs, and capable of digesting 
Hot less than 3,000 times its own weight of freshly coagu- 
lated and disintegrated egg albumen, when tested by the 
official process given. 
1108E: 1 to 3 grs. (0.0648 to 0.1944.) 
Pepsinum Saccliaraturn—Saccharated Pep- 
sin. 
Should digest 300 times its weight of coagulated albumen. 
DOSE: 5 to 30 grs. (0.324 to 1.044 gm.) 
Petrolatum I.iquiduin—Liquid Petrolatum. 
A mixture of hydrocarbons, chiefly of the marsh-gasseries, 
obtained by distilling off the lighter and more volatile 
portions from petroleum, and purifying the residue when 
it has the desired consistence. 
Petrolatum Molle—Soft Petrolatum—Petro- 
latum, U. S. P., 1880. Soft Petroleum Oint- 
ment. 
A mixture of hydrocarbons, chiefly of the marsh gas series, 
obtained by distilling off the lighter and more volatile por- 
tions from petroleum, and purifying the residue when it 
has the desired melting point. 
Petrolatum SpisBum—Hard Petrolatum— 
Petrolatum, U. S. P., 1880. Hard Petroleum 
Ointment. 
A mixture of hydrocarbons, chiefly of the marsh-gas series, 
obtained by distilling off the lighter and more volatile por- 
tions from petroleum, and purifying the residue when it 
has the desired melting point. 
Phosphorus—Phosphorus. 
DOSE; 1-100 to 1-20 gr. (0.00064 to 0.0032 gm.) 
Preps: Oleum Phosphoratum. Pilul® Phosphori. Spiritus 
Phosphor!. 
Phy sost i g in a—Physostigma—Calabar Bean. 
The seed of Phy.o.tlgnia venenmum. 
DOSE: \ to 2 grs. (0.0324 to 0.1290 gm.) 
Preps Extractum Physostigmatis. Tinctura Physostig- 
matis. 
Physostigminoe Salicylas — Pliysostigmine 
Salicylate—Eserine Salicylate. 
The salicylate of an alkaloid obtained from Physostigma. 
DOSE: 1-100 to 1-30 gr. (0.00064 to0.00216gm.) 
Physostigmime Sulphas—Pliysostigmine Sut- 
phate— Eserine Sulphate. 
The sulphate of an alkaloid obtained from Physostigma. 
DOSE: MOO to 1-60 gr. (0.00064 to 0.0010 gin.) 50 
THE ERA KEY TO THE U. S. P. 
Phytolacca) Fructus—Phytolacca Fruit—Phy- 
tolaccse Baeca, U. S. P., 1880. Poke Berry. 
The fruit of Phytolacca derail dra. 
POSE: 5 to 30 grs. (0.324 to 1.944 gm.) 
Prep: Ex tract urn Phytolaccze Fluidum. 
Phytolacca) liad ix—Phytolacca Boot—Poke 
Root. 
The root of Phytolacca decandra. 
POSE; 5 to 30 grs. (0.324 to 1.944 gm.) 
Picrotoxinum— Picrotoxin. 
A neutral principle obtained from the seed of Anamlrla 
paniculate. 
DOSE; 1-120 to 1-60 gr. (0.00054 to 0.0010 gm.) 
Pilocarpi me Hydrochloras—Pilocarpine Hy- 
drochlorate. 
The hydrochlorate of an alkaloid obtained from Pilocarpus. 
BOSE: K to gr. (0.0081 to0.0824 gm.) 
Pilocarpus— Pilocarpus— Jaborandi. 
The leaflets of Pilocarpus Selloanus and of Pilocarpus 
Jaborandi* 
POSE: 5 to 60 grs. (0.324 to 3.838 gms.) 
Prep: Extractum Pilocarpi Fluidum. 
Pilulse Aloes—Pills of Aloes. 
Purified Aloes, 0.13 gm. 
BOSK: 2 to 6 pills. 
Pilulae Aloes et Asafoetidse—Pill of Aloes 
and Asafetida. 
Purified Aloes, 0.09 gm. Asafetida, 0.09 gm. 
DOSE: 2 to 5 pills. 
Pi lit l:e Aloes et Ferri —Pills of Aloes and 
Iron. 
Purified Aloes in fine powder, 0.07 gm. Dried Iron Sul- 
phate, 0.07 gm. 
BOSE: 1 to 3 pills. 
Pilulae Aloes et l\I;ist idies —Pills of Aloes 
and Mastic. 
Purified Aloes, 0.13 gm. Mastic, 0.04 gm. 
BOSE: 2 to 5 pills. 
IMlu lie Aloes et Myrrliae—Pills of Aloes and 
Myrrh. 
Purified Aloes, 0 13 gm. Myrrh, 0.06 gm. 
DOSE; 2 to 5 pills. 
Pilulat Antimonii Compositse — Compound 
Pills of Antimony Plummer's Pills. 
BOSE: 1 to Si pills. 
Pilulw Asafoetidse—Pills of Asafetida. 
Asafetida, 0.20 gm. 
BOSE: 2 to 5 pills. THE ERA KEY TO THE U. S. P. 
51 
Piluiae Cathartic* Compositat—Compound 
Cathartic Pills. 
HOSE. 2 to 5 pills. 
Pilulte Cathartic* Vegetables—Vegetable 
Cathartic Pills. 
DOSE 2 to 5 pills. 
Pilulie Ferri Carbonatis—Pills of Carbonate 
of Iron— Ferruginous Pills. Chaljbeate 
Pills. Blaud’s Pills. 
DOSE. 2 to 5 pills. 
Bilulae Ferri Iodidi—Pills of Iodide of Iron. 
DOSE: 1 to 2 pills. 
Pilulte Opii—Pills of Opium. 
Powdered Opium, 0.065 gm. 
DOSE: 1 to 2 pills. 
Pilulet Phosphor!—Pills of Phosphorus. 
Phosphorus, 0.0006 gm. 
DOSE: 1 to 2 pills. 
Piluhe Rhei—Pills of Rhubarb. 
Rhubarb, 0.20 gm. 
DOSE: 1 to 5 pills. 
Pilulae Rhei Compositae—Compound Pills of 
Rhubarb. 
Rhubarb, 0.13 gm. Aloes, 0.10 gm. Myrrh, 0.06 gm. 
DOSE: 1 to 3 pills. 
Pimeiita— Pimenta— Allspice. 
The nearly ripe fruit of Pimenta officinalis. 
DOSE: 5 to 30 grs. (0.324 to 1.944 gm.) 
Piper—Pepper— Black Pepper. 
Unripe fruit of Piper nigrum. 
DOSE 5 to 20 grs. (0.324 to 1 296 gm.) 
Prep; Oleoresina Pipens. 
Piperinum—Piper in. 
A neutral principle obtained from pepper and obtainable 
also from other plants of the natural order Piperace*. 
DOSE; 1 to 10 grs. (0.0648 to 0.648 gm ) 
Pix Rurgfiindiea—Burgundy Pitch. 
The prepared resinous exudation of Abies excelsa. 
Preps Emplastrum Picis Burgundies. Emplastrum Picis 
Cantharidatum. 
Pix Liquida—Tar. 
An empyreumatie oleoresin obtainsd by the destructive 
distillation of the wood of Pin us pal astris and of other 
species of Pin us. 
DOSE: M to 1 dr (0 972 to 3 888 gm.) 
Preps. Syrupus Picis Liquidae Unguentum Picis Liqridae. 52 
THE ERA KEY TO THE U. 8. P. 
Plumbi Acetas—Lead Acetone—Sugar of Lead. 
DOSE; 1 to 5 grs. (0.648 to 0.324 gm.) 
Prep Liquor Plumbi Subacetatis. 
Plumbi Carbonas—Lead Carbonate—White 
Lead. 
Prep Unguentum Plumbi Carbonatis. 
Plumbi Iodidum—Lead Iodide. 
DOSE: K to 1 gr (0.0162 to 0.0648 gm.) 
Prep Unguentum Plumbi lodidi 
Plumbi Nitras—Lead Nitrate. 
DOSE; 54 to \ gr. (0.0162 to 0.0324 gm.) 
Plumbi Oxidum—Lead Oxide. 
Prep; Emplastrum Plumbi. 
Podopliy 11 um—Podophyllum—May Apple 
The rhizome and roots of Podophyllum peltatum. 
DOSE 5 to 20 grs (0 324 to 1.296 gm.) 
Preps Extractum Podophylli. Extractum Podophylli 
Fluidum. Resina Podophylli. 
Potassa -Potassa— Potassium Hydrate. Potas- 
sium Hydroxide. Caustic Potash. 
Preps Liquor Potassie Potassa cum Calce. 
Potassa cum Calce—Potassa with Lime. 
Potassa. 50% Lime, 50%. 
Potassa Sulphurata —Sulphurated Potassa— 
Liver of Sulphur. 
DOSE 4$ to 5 grs (0 0324 to 0 324 gm ) 
Potassii Acetas—Potassium Acetate 
DOSE 10 to 60 grs (0 648 to 3 888 gms.) 
Potassii Bicarbonas—Potassium Bicarbonate 
DOSE 10 to 60 grs. (0 648 to 3 888 gm ) 
Potassii Bicliromas— Potassium Bichromate 
DOSE M0 to 1 gr (0 0064 to 0 0648 gni ) 
Potassii Bitartras—Potassium Bitartrate— 
Cream of Tartar. 
DOSE: 1 to 8 drs. (3.888 to 31.103 gm.) 
Prep: Pulvis Jalap;e Compositus. 
Potassii Bromidum—Potassium Bromide. 
DOSE: 10 to 60 grs (0 648 to 3 888 gms ) 
Potassii Carbonas—Potassium Carbonate 
DOSE: 10 to 30 grs (0.648 to 1 944 gm.i 
Potassii Cliloras—Potassium Chlorate. 
DOSE 5 to 20 grs (0.324 to 1 296 gm.) 
Prep Trochisci Potassi Chloratis. 
Potassii Citras —Potassium Citrate. 
POSE: 15 to 60 grs (0.972 to 3.888 gms.) 
Potassii Citras Eft'ervescens—Effervescent 
Potassium Citrate. 
DOSE 30 to 90 grs. (1.944 to 5.832 gms ) THE ERA KEY TO THE U. S. P. 
53 
Potassii Cyanldum—Potassium Cyanide. 
DOSE: H to X gr. (0.0081 to 0.0162 gm.) 
Potassii et Sodii Tartras—Potassium and 
Sodium Tartrate—Rochelle Salt. 
DOSE: 1 to 2 grs., % to 1 oz. (0.0648 to 0.1296, 7.776 to 
31.103 gms.) 
Potassii Ferrocyanidum—Potassium Ferro- 
cyanide—Yellow Prussiate of Potash. 
DOSE: 10 to 30 grs. (0 648 to 1.944 gm.) 
Potassii Hypopliospliis-Potassium Hypo- 
phosphite. 
DOSE: 5 to 30 grs. (0.324 to 1.944 gm.) 
Prep: Syrupus Hypophosphitum. 
Potassii Iodidum—Potassium Iodide. 
DOSE: 5 to 60 grs. (0.324 to 3.888 gm.) 
Prep: Unguentum Potassii Iodidi. 
Potassii Nitras—Potassium Nitrate—Saltpetre. 
DOSE: 10 to 30 grs. (0 648 to 1.944 gm.) 
Prep: Argenti Nitras Dihitus. Charta Potassii Nitratis. 
Potassii Peruianganas—Potassium Perman- 
ganate. 
DOSE: to 3 grs. (0 0324 to 0.1944 gm.) 
Potassii Sulphas—Potassium Sulphate. 
DOSE: 15 to 60 grs., 4$ to 4 drs. (0.972 to 3.888gms. 1.944 
to 15.552 gms.) 
Prun u rn —Pune. 
The fruit of Primus domestics. 
Prep: Confectio Sennae. 
Prumis Virg-iniaiia—Wild Cherry. 
The hark of Primus serotlna. collected in Autumn. 
DOSE: to 1 dr. (1.944 to 3.888 gms.) 
Preps: Extractura Pruhi Virginian* Fluidum. Infitsum 
Pruni Virginian*. SyrtipusPruni Virginian*. 
Pulsatilla—Pulsatilla. 
The herh of Anemone Pulsatilla and of Anemone praiensls 
collected soon after flowering. 
DOSE; 1 to 5 grs. (0.0648 to0.324 gm.) 
Pul vis Antiinonialis—Antimonial Powder— 
James’ Powder. 
Antimony Oxide, 33%. Precip. Calcium Phosphate, 67%. 
DOSE. 3 to 10 grs. (0.1944 to 0.648 gm.) 
Pulvis Aromaticus—Aromatic Powder. 
DOSE: 10 to 30 grs. (0.648 to 1.944 gm.) 
Prep: Extractum Aromaticum Fluidum. 
Pulvis Or eta) Compositus—Compound Chalk 
Powder. 
Prepared Chalk, 30%. Acacia, 20%. Sugar, 50%. 
DOSE: 15 to 60 grs. (0.972 to 3.888 gm.) 
(tep: Alistura Cretae. 54 
THE ERA KEY TO THE U. 8. P. 
Pulvis Ett'erveseens Coinpositns—Com- 
pound Effervescing Poicder—Seidlilz Pow- 
der. 
DOSE: 1 powder. 
Pulvis Glycyrrliizae Compositum—Com- 
pound Powder of Glycyrrhiza. 
DOSE: to 2 drs. (1.944 to 7.776 gms.) 
Pulvis Ipecacuanlue et Opii— Powder of Ip- 
ecac and Opium—Dover's Powder. 
Ipecac, 10%. Opium, 10%. 
DOSE: 5 to 15 grs. (0.324 to 0.972 gm.) 
Pulvis .Talapa! Coinpositns—Compound Pow- 
der of Jalap—Pulvis Purgans. 
Jalap, 35%. 
DOSE: * to 1 dr. (0.972 to 3.888 gms.) 
Pulvis Morphines Coinpositns—Compound 
Poicder of Morphine—Tully's Powder. 
DOSE: 5 to 15 grs. (0.324 to 0.972 gm.) 
Pulvis Kliei Compositus— Compound Powder 
of Rhubarb. 
Rhubarb, 25%. 
DOSE: 1 to 3 drs. (3.888 to 11.664 gms.) 
Pyrethrum—Pyrethrum—Pellitory. 
The root of Anaeylus Pyrethrum. 
DOSE: to 1 dr. (1.944 to 3.888 gms.) 
Prep: Tinctura Pyrethri. 
Pyrogallol—Pyrogallol—Pyrogallic Acid. 
A triatomic phenol, obtained chiefly by the dry distillation 
of gallic acid. 
Pyroxylinuin—Pyroxylin— Soluble Gun Cotton. 
Colloxylin. 
Prep: Collodium. 
Quassia— Quassia. 
The wood of Plrrenn excels*. 
Preps: Extractum Quassia;. Extract uni Quassi* Fluidum. 
Tinctura Quassia. 
Quercus Alba— White Oak. 
The bark of Quercus alba. 
DOSE: K to 1 dr. (0.972 to 8.888 *ms.) 
Quillaja— Quillaja— Quillaia, U. S. P., 1880. 
Soap Bark. 
The inner bark of Qutllnja Snponnrln. 
DOSE: \ to \<x dr. (0.972 to 1.944 gm.) 
Prep: Tinctura Quillaja. THE ERA KEY TO THE U. S. P. 
55 
Quinidinoe Sulphas— Quinidine Sulphate. 
The neutral sulphate of an alkaloid obtained from the 
bark of several species of Cinchona. 
DOSE 1 to 30 grs (0.GG48 to 1.944 gm.) 
Quinina— Quinine. 
An alkaloid obtained from the bark of various species of 
Cinchona. 
DOSE: 1 to 30 grs. (0.0648 to 1 944 gin ) 
Preps Ferri et Quinime Citras. Ferri et Quininae Citras 
Solubilis. 
Quiuime Bisulplias-Quinine Bisulphate. 
HOSE ] to 30 grs. 0 0648 to 1 944 gm.) 
Quininae Hydrobroinas—Quinine Hydrobro- 
mate. 
BOSE lto 30 grs. (0.0648 to 1.944 gm.) 
Quininae Hydrochloras—QuiAine Hydrochlor- 
ate. , 
DOSE: 1 to 30 grs. (0.0648 to 1.944 gm.) 
Quininae Sulphas— Quinine Sulphate. 
DOSE: 1 to 30 grs. (0.0648 to 1 944 gm.) 
Prep; Syrupus Ferri, (juininae et Strychnin* Phospha 
turn. 
Quininae Valerlanas — Quinine Valerianate. 
DOSE 1 to 3 grs. (0.0648 to 0.1944 gin.) 
Resina—Retin—Colophony. 
The residue left after distilling off the volatile oil from 
Turpentine. 
Preps. Ceratum Resinas. Emplastrum Resin®. 
Resina Copaibee-Sestn of Copaiba. 
The residue left after distilling off the volatile oil from Co- 
paiba. 
DOSE: 5 to 20 grs. (0.324 to 1.296 gm.) 
Resina Jalapie—Resin of Jalap. 
DOSE: 1 to 5 grs. (0.0648 to 0.324 gm.) 
Resina Podopliylli—Resin of Podophyllum. 
DOSE; a to 2 grs (0.0081 to0.1296 gm.) 
Prep, Pilulae Cathartic* Vegetabiles. 
Resina Scammonii-fifsro of Scammony. 
DOSE 2 to 8 grs. (0.1296 to 0 5184 gm.) 
Resorcinuin—Resorcin — Resorcinol, Metadi- 
oxybenzol. 
A diatomic phenol. 
DOSE: 3 to 10 grs. (0.1944 to0.648 gm.) 
Khainim s Pursliiana— Cascara Sagrada. 
The bark of Khamnus purshiana. 
DOSE * to 1 dr. (0.972 to 3.888 gms ) 
Prep Ex tract urn Rhamm Purshiana Fluidum. 56 
THE ERA KEY TO THE U 8. P. 
Rheum—Rhubarb. 
The root of Rheum officinale 
DOSE: 5 to 30 grs. (0.324 to 1.044 gni. > 
Preps: Extractum Rhei Extractum Rhei Fluidum. Pit- 
ulae Rhei. Pilulae Rhei Conipositae. Pulvis Rhei Compos- 
itus. Tinctura Rhei. Tinctura Rhei Aromatica. Tiuctura 
Rhei Dulcis. 
Rhus Glabra—Rhus Glabra. 
The fruit of Rhus glabra. 
DOSE; 3* to 1 dr. (0.972 to 3.8K8 gms.) 
Prep. Extractum Rhois Glabrae Fluidum. 
Khus Toxicodendron—Rhus Toxicodendron— 
Poison Ivy. 
The fresli leaves of Rhus rndlcnn*. 
DOSE; 1 to 5 grs (0.0048 to 0.324 gni.) 
Rosa Centifolia— Pale Rose.* 
The petals C>f Rosa centifnlla. 
Preps: Syrupus Sarsaparillae Compositus. 
Rosa Gallica— Red Rose. 
The petals of Rosa gallica, collected before expanding. 
Preps; Confectio Rosae. Extractum Rosae Fluidum. Pil 
nl» Aloes et Mastiches. 
R u b u s—Rubus— Blackberry. 
The bark of the root of Ruljuu vlllosm, Riibus canadensis 
and Kuhus trlvialis. 
Prep. Extractum Rubi Fluidum. 
Rubus Itlaeus—Raspberry. 
The fruit of Rubus hints. 
Prep: Syrupus Rubi Idaei. 
Ruinex—Rum ex—Yellow Dock. 
The root of Rumex crlspuw Linne, and of some other 
species of Runtex. 
DOSE: 3< to 1 dr. (0.972 to 3 888 gms.) 
Prep- Extractum Rumicis Fluidum. 
Sabina—Savine. 
The tops of Juniperns Sabina. 
DOSE. 5 to 15 grs. (0.324 to 0.972 gm.) 
Prep: Extractum Sabinae Fluidum. 
Sacchar u m—Sugar. 
The refined sugar obtained from Sacchnrnm officinarum 
and from various species and varieties of Sorghum , also 
from one or more varieties of Rota vulgaris. 
Preps: Syrupus. (Compound Syrups, etc.) 
Saccharum Lactis—Sugar of Milk. 
A peculiar crystalline sugar, obtained from the whey of 
cow’s milk by evaporation, and purified by recrystalliza- 
tion. THE ERA KEY TO THE U. S P. 
57 
Salicinum—Salicin. 
A neutral principle obtained from several species of Halix 
and I'opulus. 
DOSE 10 to 30 grs. (0 648 to 1.944 gm.) 
Salol—Salol— Phenyl Salicylate. 
The salicylic ether of phenol. 
DOSE; 3 to 15 grs. (0.1944 to 0.972 gm.) 
Salvia - Salma - Sage. 
The leaves of Hal via officinalis. 
HONE: X to 1 dr. (0.972 to 3.888 gnu.) 
Sambucus—Sambucus—Elder. 
The flowers of Haiuhiieus canadensis. 
HONE: % to I dr. <1.944 to 3.888 gras.) 
Sang u i n ar i a—Sanguinaria- - Bloodroot. 
The rhizome of Sanguinaria canadensis collected in Au- 
tumn. 
HOSE; 2 to 30 grs. (0.1296 to 1.944 gm.) 
Preps: Extractuui Sanguinanae Fluidum. Tinctura San- 
guinarisB. 
Santaiuin Rubruin—Red Saunders. 
The wood of Pterocarpus snntnliuus. 
Sail tunica—Santonica—Levant Wormseed. 
The unexpanded flower heads of Artemisia pauciflora. 
HOSE: 3 to 15 grs. (0.1944 to 0.972 gm.) 
San to n i n u m—Santonin. 
A neutral principle obtained from Santonica. 
HOSE: 1 to 3 grs. (0.0648 to 0.1944 gm.) 
Prep: Trochisci Santomni. 
Sapo-Soap—White Castile Soap. 
Soap prepared from soda and olive oil. 
HOSE;. 5 to 30 grs. (0.324 to 1.944 gm.l 
Preps: Emplastrum Sapoms. Liniiuentum Saponis. 
Sapo Mollis—Soft Soap—Sapo Viridis, U. S P., 
1880. Green Soap. 
Prep: Unimentuui Saponis Mollis. 
Sarsaparilla—Sarsaparilla. 
The root of Siuilux officinalis, Smilnx medica. Sinilax papv— 
racea and of other undeternnued species of Hniilax. 
HOSE: H to 1 dr. (1.944 to 3.888 gms.) 
Preps: Decoctuin Sarsaparilla; Composituiu. E.xtractum 
Sarsaparilhe Fluidum Extractuui Sarsaparilla; Fluidum. 
Compositum. 
Sassafras—Sassafras. 
The bark of the root of Sassafras varlifollum. 
HOSE: X to 1 dr. (0.972 to 3.888 gms.) 
Sassafras Medulla- Sassafras Pith. 
The pith of Sa««Rfra* vnriifolium. 
Prep: Mucilago Sassafras Medullae. 58 
THE ERA KEY TO THE U. S. P. 
Scam m on I um—Scammony. 
Resinous exudate from living root of ConToWnliis Scam- 
mo nia. 
DOSE; 5 to 15 grs. (0.324 to 0.972 gm ) 
Prep: Resina Scammonii. 
Sell la—Squill. 
The bulb of UrglnM marltima, deprived of its dry mem 
branaceous outer scales and cut into thin slices, the cen 
tral portions being rejected. 
DOSE: 1 to3 grs. (0.0648 to0.1944 gm.) 
Preps Acetuni Scillte. Extr&ctum Scillae Fluiduni. Tine* 
tura Scillae. 
Scojmrius—Scoparius—Broom. 
The tops of Cytlsus Sroparius. 
DOSE. \ to 1 dr. (0.972 to 3 888 gms.) 
Prep: Extractum Scoparii Fluidum. 
Scutellaria—Scutellaria—Scullcap. 
The herb of Scutellaria lateriflora. 
DOSE: 1 to 2 drs. (3.888 to 7.776 gms.) 
Prep Extractum Scutellariae Fluidum. 
Senega- Senega. 
The root of Polygala Senega. 
DOSE: 10 to 20 grs. (0.648 to 1.296 gm ) 
Prep: Extractum Senegue Fluidum. 
Senna—Senna. 
The leaflets of Cassia aiigustifolia. 
DOSE. 15 grs. to 2 drs. (0.972 to 7.776 gms.) 
Preps: Confectio Sennae. Extractum Sennae Fluidum. 
Infusum Sennae Compositum. Pulvis Glycyrrluzae Compos- 
itus. Syrup us Sennie. 
Serpent aria—Serpentaria—Virginia Snakeroot. 
The rhizome and roots of Ariatolochia Serpentaria and of 
ArUlolochia reticulata. 
DOSE: 10 to 30 grs. (0.648 to 1.944 gm.) 
Preps: Extractum Serpentariae Fluidum. Tinctura Cin- 
chonas Composita. Tinctura Serpentariae. 
Sevum—Swet—Mutton Suet. 
The internal fat of the abdomen of Ovls Aries purified by 
melting and straining. 
Sinapis Alba—White Mustard. 
The seed of Krassira alba. 
DOSE . 1 to 4 drs. (3.888 to 15.552 gms.) 
Sinapis Nigra—Black Mustard. 
The seed of Krnssica nigra. 
DOSE. 1 to 4 drs. (3.888 to 15.552 gms.) 
Prep Charta Sinapis. 
Soda—Soda—Sodium Hydrate. Sodium Hydrox- 
ide. Caustic Soda. 
Prep: Liquor Sodae. THE ERA KEY TO THE U. S. P. 
59 
Sodii Acetas—Sodium Acetate. 
I)08E: 10 to 40 grs. (0.048 to 2.592 gms.) 
■Soil i i Arseuas—Sodium Arsenate—Sodii Ar- 
senias, U. 8. P., 1880. 
1I0SE: 1-24 to H gr. (0.0027 to 0.0081 gm.) 
Prep: Liquor Sodii Arsenatis. 
Sodii Benzoas —Sodium Benzoate. 
DOSE: 10 to 60 grs (C.648 to 3.888 gms.) 
Sodii Bicarbonas—Sodium Bicarbonate. 
BOSE: 10 to 60 grs. (0.648 to 3.888 gms.) 
Preps: Mistura Rhei et Sod®. Trochisci Sodii Bicarbon- 
atis. 
Sodii Bisulpliis—Sodium Bisulphite. 
DOSE: 10 to 30 grs. (0.648 to 1.944 gm.) 
Sodii Boras—Sodium Borate—Borax. 
DOSE: 5 to 30 gr s. (0.324 to 1.944 gm.) 
Sodii Bromidum—Sodium Bromide. 
DOSE: 10 to 60 grs. (0.648 to 3.888 gms.) 
Sodii Car bo lias—Sodium Carbonate. 
DOSE; 5 to 20 grs. (0.324 to 1.290 gm.) 
Prep: Sodii Carhonas Exsiccatus. 
Sodii Carbonas Exsiccatus— Dried Sodium 
Carbonate. 
DOSE: 5 to 15 grs. (0.324 to 0.972 gm.) 
Sodii Ciiloras—Sodium Chlorate. 
DOSE 3 to 15 grs. (0.1944 to 0.972 gm.) 
Sodii Chloridum—Sodium Chloride. 
DOSE 10 to 60 grs. (0.648 to 3.888 gms.) 
Sodii Hypophosphis—Sodium Hypophosphite. 
DOSE: 5 to 20 grs. (0.324 to 1.290 gm.) 
Prep: Syrupus Hypophosphilum. 
Sodii Hyposulphis—Sodium Hyposulphite- 
Sodium Thiosulphate. 
DOSE- 5 to 24 grs. (0.324 to 1.555 gm.) 
Sodii Iodidum—Sodium Iodide. 
DOSE: 5 to 60 grs. (0.324 to 3.888 gms.) 
Sodii Nitras—Sodium Nitrate. 
DOSE: 8 to 40 grs (0.5184 to 2.592 gm.) 
Sodii Nitria—Sodium Nitrite. 
DOSE. 1 to 3 grs (0.0648 to 0.1944 gm.) 
Prep: Spiritus -Etheris Nitrosi. 
Sodii Pliosphas— Sodium Phosphate—Sodium 
Orthophosphate. 
DOSE: 1 to 8 drs. (3.888 to 31.108 gms.) 
Sodii Pyrophosplias—Sodium Pyrophosphate. 
Sodii Salicylas—Sodium Salicylate. 
DOSE: 8 to 60 grs. (0.5184 to 3.888 gms.) 60 
THE ERA KEY TO THE U. S. P. 
Sodii Sulphas—Sodium Sulphate—Glauber's 
Salt 
1)0SE 1 to S drs. <3.888 to 31.103 gms ) 
Sodii Sulpliis—Sodium Sulphite. 
DOSE 10to60grs. (0.648 to 3 888 gnis ) 
Sodii Sulphocarholas—Sodium Sulphocarbo- 
late—Sodium Paraphenolsulphonate. 
DOSE 8 to 30 grs. (0.5184 to 1.944 gin ) 
Sparteinae Sulphas—Sparteine Sulphate. 
The neutral sulphate of an alkaloid obtained from Sco- 
parius. 
DOSE: M to l gr (0 0081 to 0 0648 gtu ) 
Spigelia—Spigelia— Pinkroot. 
The rhizome and roots of Spigelia marllnndlra. 
DOSE. K to 2 drs (0.972 to 7.776 gms.) 
Prep Extractum Spigeli® Fluiduin. 
Spiritus AStheris—Spirit of Ether. 
Ether, 32 5% Alcohol, 67 5%. 
DOSE 15 to 20 nun. (0.92 to 1 23 c. c.) 
Spiritus AStlieris Conipositus—Compound 
Spirit of Ether—Hoffman’s Anrdyne. 
Ether. 32 5%. Alcohol, 65%. Ethereal Ojl, 2 5% 
DOSE 15 to 60 nun. (0 92 to 3.70 c. c.) 
Spiritus AStheris Jiitrosi—Spirit of Nitrous 
Ether. 
An alcoholic solution of Ethyl Nitrite, yielding when 
freshly prepared and tested in a nitrometer, not less than 
11 times its own volume of Nitrogen Dioxide. 
DOSE 1 to 2 fl drs. (0 92, 3.70 to 7,39 c. c.) 
Spiritus Amuioniat—Spirit of Ammonia. 
An alcoholic solution of Ammonia, containing 10% hy 
weight of the gas. 
DOSE: 10 to 30 min (0 62 to 1 S5 e. c.) 
Spiritus Ammonite Arouiaticus—Aromatic 
Spirit of Ammonia. 
DOSE. 30 to 60 mm. (1 85 to 3 70 c. c.) 
Preps Tinctura Guatact Ammoniata. Tinctura Valeri 
an® Ammoniata. 
Spiritus Amygdalae Amarae—Spirit of Bitter 
Almond—Essence of Bitter Almond. 
Oil of Bitter Almond. 1%. 
Spiritus A nisi—Spirit of Anise. 
Oil of Anise, 10%. 
DOSE 1 to 2 fl. drs. (3 70 to 7 39 c. c ) 
Spiritus Aurantii—Spirit of Orange. 
Oil of Orange Peel, 5%. THE ERA KEY TO THE U. S. P 
61 
Spiritus Aurantii Compositus—Compound 
Spirit of Orange. 
Prep Elixir Aromaticum. 
Spiritus Camphor*—Spirit of Camphor 
Camphor, 10%. 
DOSE: 5 to 40 min (0.31 to 2.46 c. c.) 
Spiritus Chloroform!—Spirit of Chloroform. 
Chloroform, G%. 
DOSE 10 to 60 min. (0.62 to 3.70 c. c.) 
Spiritus Cinnamomi—Spirit of Cinnamon. 
Oil of Cinnamon, 10% 
DOSE 10 to 20 min. (0.62 to 1.23 c. c.) 
Spiritus Fruinenti—Whiskey. 
An alcoholic liquid obtained by the distillation of the 
mash of fermented grain (usually of mixtures of corn, 
wheat and rye), and at least two years old 
Spiritus Gaultheriae—Spirit of Gaultheria. 
Oil of Gaultheria, 5%. 
DOSE 10 to 30 min. (0 62 to 1 85 c. c ) 
Spiritus Glonoini—Spirit of Glonoin—Spirit 
of Nitroglycerin. 
An alcoholic solution of Glonoin, containing 1% by 
weight of the substance. 
DOSE 1 min. (0.06 c. c ) 
Spiritus Juniperi— Spirit of Juniper. 
Oil of Juniper, 5% 
DOSE: 30 to 60 min. (1.85 to 3 70 c. c.) 
Spiritus Juniperi Compositus—Compound 
Spirit of Juniper. 
DOSE 1 to 4 ft drs. (3 70 to 14.79 c. c ) 
Spiritus Lavandulae— Spirit of Lavender. 
Oil of Lavender Flowers, 5%. 
DOSE 15 to 60 min (0 92 to 3.70 c. c ) 
Spiritus Limonis-Spirtf of Lemon—Essence 
of Lemon. 
Oil of Lemon, 5%. 
Spiritus Mentli* Piperitse—Spirit of Pep- 
permint-Essence of Peppermint. 
Oil of Peppermint, 10%. 
DOSE , 10 to 30 nun. (0.6 2 to 1.85 c. c.) 
Prep Mistura Rhe; et Soda:. 
Spiritus Menthne Viridls — Spirit of Spear- 
mint-Essence of Spearmint. 
Oil of Spearmint, 10%. 
DOSE 15 to 40 nun. (0.92 to 2 46 c c ) 
Spiritus IVf yrciae—Spirit of Myrcia—Ba.y Ruin. 
Oil of Myrcia, 0.8%.  THE ERA KEY TO THE U. S. P. 
Spiritus Myristicte—Spirit of Nutmeg— Es- 
sence of Nutmeg. ' 
Oil of Nutmeg, 5% 
DOSE 15 to 00 min. (0 92 to 3.70 c c) 
Spiritus Phosphor!—Spirit of Phosphorus- 
Tincture of Phosphorus. 
Phosphorus, 0.12%. 
Prep. Elixir Phosphori. 
Spiritus Vini Gallic!—Brandy. 
An alcoholic liquid, obtained by the distillation of the 
fermented, unmodified juice of fresh grapes, and at least 
four years old. 
Staph isagria—Sfap/itsaf7»'ia—Stavesacre. 
The seed of Delphinium StaphUagria 
Stillingia— Stillingia—Queen's Root. 
The root of Stillingia sylvatira 
DOSE: \ to 1 dr. (0 972 to 3.888 gms.) 
Prep Extractum Stillingia* Fluidum. 
Stramonii Folia—Stramonium Leaves. 
The leaves of llnliira Stramonium 
ItOSE 1 toSgrs. (0.0648 to 0 324 gm.) 
Stramonii Semen—Stramonium Seed. 
The seed of Datura Stramonium. 
DOSE 1 to 3 grs. (0.0048 to 0.1944 gm.) 
Preps. Extractum Stramonii Bern inis. Extractum Stra- 
monii Seminis Fluidum. Tinctura Stramonii Seminis. 
St rout ii Hroni id um—Strontium Bromide. 
1IOBE: 5 to 10 grs. (0.324 to 0.648 gm.) 
Strontii Iodhlum—Strontium Iodide. 
DOSE 5 to 10 grs. (0.324 to 0.648 gm.) 
Strontii Lactas—Strontium Lactate. 
1IOSF. 5 to 10 grs. (0 324 to 0.648 gilt.) 
Stroph an thus—Strophanthus. 
The seed of Strophanthus hlspidus deprived of its long 
awn. 
Prep- Tinctura Strophanthi. 
Strychni na—Strychnine. 
An alkaloid obtained from Nux Vomica, and also obtain- 
able from other plants of the natural order Loganiaeea*. 
DOSE. 1-60 to 1 20 gr. (0.001 to 0 0032 gm.) 
Preps Ferri et Strychnin* Citras. Syrupus Ferri, Quin- 
in* et Strychnin* Phosphatum. 
Strychnine© Sulphas—Strychnine Sulphate. 
DOSE 1 32 to 1 12 gr. (0.0020 to 0.0054 gm.) 
Sty rax—Storax. 
Prepared from the inner bark of Llqulrinmbar oriental!*. 
DOSE: 5 to 20 grs. (0.324 to 1.296 gm ) 
Prep Tinctura Kenzoini Composita. THE ERA KEY TO THE U. S. P. 
63 
Sulpliurls Iodiduin—Sulphur Iodide. 
Washed Sulphur, 20%. Iodine, 80%. 
DOSE: 1 to 4 grs. (0.0648 to 0.2592 gin.) 
Sulphur Lotuin—Washed Sulphur. 
DOSE : 15 to 90 grs. (0.972 to 5.832 gms.) 
Preps: Pulvis GlycyrrhizaB Compositus. Unguentum Sul* 
phuris. 
Sulphur Prsecipitatum—Precipitated Sul- 
phur. 
BOSE: 15 to 90 grs. (0.972 to 5.832 gms.) 
Sulphur Suhlimatum— Sublimed Sulphur. 
DOSE: 1 to 3 drs. (3.888 to 11.664 gms.) 
Preps: Sulphur Lotum. Sulphur praecipitatuiu. 
Stun bul—Sumbwi. 
The root of Ferula Sumhul. 
DOSE: 30 to 60 grs. (1.944 to 3.888 gms.) 
Prep: Tincture Sumbul. 
S u p p o s i t o r i a—Supposi t or i es. 
Medicinal Ingredient, the prescribed quantity. Oil of Theu- 
broma, a sufficient quantity. 
Suppositoria Glycerin! — Suppositories of 
Glycerin. 
Syrupus-Syrup. 
Saturated Solution of Sugar. 
Syrupus Acaciie — Syrup of Acacia. 
Mucilage of Acacia, 25%. 
DOSE: 1 to 8 fl. drs. (3.70 to 29.5 7 c. c.) 
Syrupus Acidi Citrici—Syrup of Citric Acid. 
Citric Acid, 1%. 
DOSE: X to 1 fl. oz. (7.39 to 29.57 c. c.) 
Syrupus Acidi Hydriodici— Syrup of Hy- 
driodic Acid. 
A syrupy liquid containing about 1% by weight of absolute 
Hydriodic Acid, or about 1.3 gin . in 100 c. c. 
DOSE: 30 to 60 min. (1.85 to 3.70 c. c.) 
Syrupus Allli—Syrup of Garlic. 
DOSE: 1 to 2 fl. drs. (3.70 to 7.39 c. c.) 
Syrupus A It liseae—Syrup of Althaea. 
DOSE: Freely. 
Syrupus Amygdalte— Syrup of Almond. 
DOSE: X to 1 fl. oz. (7.39 to 29.57 c. c.) 
Syrupus Aurantii—Syrup of Orange. 
DOSE. X to 1 fl. oz. (7.39 to 29.57 c. c.) 
Syrupus Aurantii riorum—Syrup of Orange 
Flowers. 
DOSE: 1 to 211. drs. (3.70 to 7.39 c. c.) 64 
THE ERA KEY TO THE U. S. P. 
Syrupus Calcii Factophospliatis—Syrup of 
Calcium Lactophosphate. 
BOSE. 1 to 2 ft. drs. (3.70 to 7.39 o. c.) 
Syrupus Calais—Syrup of Lime. 
BOSE: H to 1 fl. dr. (1.85 to 3.70 c c.) 
Syrupus Ferri Iodidi—Syrup of Ferrous Io- 
dide. 
A syrupy liquid containing about 10% by weight of Fer- 
rous Iodide, or about 13.4 gm. in 100 c. c. 
BOSE. 15 to 30 min. (0.92 to 1.85 c. c.) 
Syrupus Fend, Quininie et Stryehninse 
Phosphatum—Syrup of the Phosphates of 
Iron, Quinine and Strychnine. 
BOSE: % to 1 ft. dr. (1.85 to 3.70c. c.) 
Syrupus Hypophosphitum—Syrup of Hypo- 
phosphites. 
BOSE: 1 to 2 fl. drs. (3.70 to 7.39 c. c.) 
Prep: Syrupus Hypophosphitum cum Ferro. 
Syrupus Hypophospliitum cum Ferro— 
Syrup of Hypophosphites with Iron. 
DOSE: to 1 fl. drs. (1.85 to6.54 c. c.) 
Syrupus Ipecacuanhae— Syrup of Ipecac. 
Fluid Extract of Ipecac, 7%. 
DOSE: 5 to 30 mm.; 2 to 6 fl. drs. (0.31 to 1.85 c. c., 7.39 
to 22.18 c. c.) 
Syrupus Krameriee—Syrup of Krarneria. 
Fluid Extract of Krarneria, 45%. 
DOSE: 2 to 6 fl. drs. (7.39 to 22.18 c. c.) 
Syrupus Factucarii— Syrup of Lactucarium• 
Tincture of Lactucarium, 10%. 
DOSE: to 2fl. drs. (1.85 to 7.39 c. c.) 
Syrupus Picis Liquidae—Syrup of Tar. 
DOSE: 1 to 4 fl. drs. (3.70 to 14.79 c. c.) 
Syrupus Pruni Virginian;e—Syrup of Wild 
Cherry. 
DOSE: 1 to 4 fl. drs. (3.70 to 14.79 c. c.) 
Syrupus Rliei—Syrup of Rhubarb. 
Fluid Extract of Rhubarb, 10%. 
DOSE: 2 to 6 fl. drs. (7.39 to 22.18 c. c.) 
Syrupus Rliei Aromaticus—Aromatic Syrup 
of Rhubarb. 
Aromatic Tincture of Rhubarb, 15%. 
DOSE: 2 to 6 fl. drs. (7.39 to 22.18 c. c.) 
Syrupus Rosso—Syrup of Rose. 
Fluid Extract of Rose, 12.5%. 
DOSE: 1 fl. dr. (3.70 c. c.) THE ERA KEY TO THE U. S. P. 
Syrupus Rubi—Syrup of Rubus. 
Fluid Extract of Rubus, 25%. 
DOSE: 1 to 2 fl. drs. (3 70 to 7.39 c. c.) 
Syrupus Rubi Itlsei—Syrup of Raspberry. 
DOSE. 1 to 3 fl. drs. (3 70to 11.09 c. c.) 
Syrupus Sarsaparillse Compositus—Com- 
pound Syrup of Sarsaparilla. 
Fluid Extract of Sarsaparilla, 20%. Fluid Extracts of 
Glycyrrhiza and Senna, each 1.5%. 
DOSE; 2 to 4 fl. drs. (7 39 to 14 79 c c.) 
Syrupus Scilla*—Syrup of Squill. 
Vinegar of Squill, 45%. 
DOSE. H to 1 fl. dr. <1 85 to 3 70 c. c.) 
Syrupus ScillK) Compositus — Compound 
Syrup of Squill. » 
Fluid Extract of Squill, 8%. Fluid Extract t*rns>i S%. 
Antimony and Potassium Tartrate, 0.2 gin. in 100 c. c. 
DOSE: 15 to 60 min.; 1 to 2 fl. drs. (0.92 to 3.70 c. c.; 3.70 
to 7.39 c. c.) 
Syrupus Senegse—Syrup of Senega 
Fluid Extract of Senega, 20%. 
DOSE: % to 2 fl. drs (1.85 to 7.39 c. c.) 
Syrupus Senna)—Syrup of Senna. 
DOSE- 2 to 4 fl. drs. (7.39to 14.79 c. c.) 
Syrupus Tolutanus—Syrup of Tolu. 
DOSE : 2 to 6 fl. drs. (7.39 to 22.18 c. c.) 
Syrupus Zingiberls—Syrup of Ginger. 
Fluid Extract of Ginger, 3%. 
DOSE; 2 to 6 fl. drs. (7.39 to 22.18 c. c.) 
Tabacum—Tobacco. 
The commercial dried leaves of Mcotlann Tiibacura. 
DOSE: 2 to 5 grs. (0.129 to 0.324 gm.) 
Tamari ml us— Tamarind. 
The preserved pulp of the fruit of Tnmarindus Indie*. 
DOSE: 1 dr. to 1 oz. (3 888 to 31.103 gm.) 
Prep. Confect 10 Sennae. 
Tanacetum—Tansy. 
The leaves and flowering tops of Tanarctum vulgare. 
DOSE. 30 to 60 grs. (1.944 to 3 888 gms.) 
Taraxacum—Taraxacum—Dandelion. 
The root of Taraxacum officinale gathered in Autumn. 
DOSE: 1 to 4 drs. (3.888 to 15 552 gms.) 
Preps Extractum Taraxaci. Extractum Taraxaci Fluidum. 
Tereben um — Terebene. 
A liquid consisting chiefly of Pinene. and containing not 
more than very small proportions ot Terpinene and Dipen 
tene. 
DOSE 3 to 10 min. (0.18 to 0.62 c c.) 66 
THE ERA KEY TO THE U. S. P. 
Terebintliina—Turpentine. 
A concrete oleoresin obtained from Pinus palustrls and 
from other species of Pinus. 
DOSE: 5 to 30 min. (0.31 to 1.85 c. c.) 
Terebinthina Canadensis—Canada Turpen- 
tine —Canada Balsam. Balsam of Fir. 
A liquid oleoresin pbtamed from Aides halvamea. 
DOSE: 5 to 30 min. (0.31 to 1.85 c. c.) 
Terpini Hydras- Terpin Hydrate. 
The hydrate of the diatomic alcohol Terpin. 
DOSE; 2 to 10 grs. (0.1296 to 0.648 gm) 
Thymol— Thymol. 
A phenol occurring in the volatile oils of Thymus vulgaris, 
Monitrila punctata and taruiu Ajowan. 
DOSE: % to 2 grs. (0.0324 to 0.1296 gm.) 
Tlnetura Aconiti—Tincture of Aconite. 
DOSE: 1 to 3 min. (0.06 to0.18 c. c.) 
Tinctura Aloes—Tincture of Aloes. 
DOSE: 5 to 10 min.; H to 4 fl. drs. (0.31 to 0.62 c. c.; 1.85 
to 14.79 c. c.) 
Tinctura Aloes et Myrrlite—Tincture of 
Aloes and Myrrh. 
DOSE: % to 2 fl. drs. (1.85 to 7.39 c. c.) 
Tinctura Arnica) riorum—Tincture of Ar- 
nica Flowers. 
DOSE: 10 to 30 min. (0.62 to 1.85 c. c.) 
Tinctura Arnicte Radicis—Tincture of Ar- 
nica Root. 
DOSE. 20 to 30 min. (1.23 to 1.85 c. c.) 
Tinctura Asafcetidse—Tincture of Asafetida. 
DOSE: 10 to 40 min. (0.62 to 2.46c. c.) 
Tinctura Aurantii Amari—Tincture of Rit- 
ter Orange Peel. 
DOSE: 1 to 2 fl. drs. (3.70 to 7.39 c. c.) 
Tinctura Aurantii Hulcis—Tincture of 
Sweet Orange Peel. 
Flavoring. 
Tinctura Belladonna) Folioruin—Tincture 
of Belladonna Leaves—Tinctura Belladonna), 
Pharm. 1880. 
DOSE. 5 to 15 min. (0.31 to 0.92 c. c.) 
Tinctura Benzoini — Tincture of Benzoin. 
DOSE: 10 to 40 min. (0.62 to 2.46 c. c.) 
Tinctura Benzoini Composita —Compound 
Tincture of Benzoin. 
DOSE. 15 to 60 min. (0.92 to 3.70 c. c.) THE EH A KEY TO THE U. S. P. 
67 
Tlnctura Bryoniae—Tincture of Bryonia. 
BOSE: 1 to 2 fl drs. (3.70 to 7.39 c c.) 
Tinctura Calendula-—Tincture of Calendula. 
BOSK 1 to 4 fl drs. (3 70 to 14 79 c c.) 
Tinctura Calunibae—Tincture of Calumba. 
BOSE: lto4fl. drs. (3.70to 14.79 c c ) 
Tinctura Cannabis I ndicte— Tincture of In- 
dian Cannabis. 
BOSK: 5 to 20 min (0.31 to 1.23 c. c.) 
Tinctura Cantharidis—Tincture of Can- 
tharides. 
BOSE: 3 to 10 min. (0.18 to 0.62 c. c.) 
Tinctura Capsici— Tincture of Capsicum. 
BOSE: 15 to 60 min. (0.92 to3.70 c. c.) 
Tinctura Cardamomi—Tincture of Carda- 
mom. 
DOSE: 1 to 2 fl. drs. (3.70 to 7.39 c. c.) 
Tinctura Cardamomi Coniposita — Com- 
pound Tincture of Cardamom. 
BOSE. 1 to 3 fl. drs. (3.70 to 11.09 c. c.) 
Tinctura Catechu Coniposita—Compound 
Tincture of Catechu. 
DOSE: to 3 fl. drs. (1.85 to 11.09c.c.) 
Tinctura Cliiratae— Tincture of Chirata. 
DOSE H to 2 fl. drs. (1.85 to 7.39 c. c.) 
TincturaCimieifuBrae—Tincture of Cimicifuga. 
DOSE: 1 to 2 fl. drs. (3.70 to 7.39 c. c.) 
Tinctura Cinchonae—Tincture of Cinchona 
DOSE 1 to 2 fl drs. (3 70to 7 39 c. c.) 
Tinctura Cinchonas Coniposita— Compound 
Tincture of Cinchona. 
DOSE. 1 to 4 fl drs. (3.70 to 14.79 c c.) 
Tinctura Cinnainoini—Tincture of Cinna- 
mon. 
DOSE: 1 to 4 fl. drs. (3.70 to 14.79 c. c.) 
Tinctura Colchici Seminis—Tincture of Col- 
chicum Seed—Tinctura Colchici, Pharm. 1880. 
DOSE 10 to 60 min. (0 62 to 3.70 c. c.) 
Tinctura Croci—Tincture of Saffron. 
DOSE: 1 to 3 fl. drs. (3.70to 11 09 c. c.) 
Tinctura Cubebae— Tincture of Cubeb. 
DOSE. 1$ to 2 fl. drs. <1.85 to 7.39c c > 
Tinctura Digitalis— Tincture of Digitalis. 
DOSE 5 to 30 min. (0.31 to I 85 c c.) 
Tincturae Herbarum Recentiutn—Tinctures 
of Fresh Herbs. 
Fresh Herb, 50 gms. to 100 c. c. 68 
THE ERA KEY TO THE U. S. P. 
Tinctura Ferri Chloridi—Tincture of Ferric 
Chloride. 
A hydro-alcoholic solution of Ferric Chloride, containing 
about 13.6% of the anhydrous salt, and corresponding to 
about 4.7% (4.69) of metallic iron. 
Solution of Ferric Chlande, 25%. 
DOSE: 5 to 20 min. (0.31 to 1.23 c. c.) 
Prep: Liquor Ferri et Ammonii Acetatis. 
Tinctura Gallic—Tincture of Nutgall. 
HOSE: % to 2 fl. drs. (1.85 to 7.39 c. c.) 
Tinctura Gelsemii—Tincture of Oelsemium. 
DOSE: 2 to 15 min. (0.12 to 0.92 c. c.) 
Tinctura Gentianae Coxnposita— Compound 
Tincture of Gentian. 
DOSE: 1 to 2 fl. drs. (3.70 to 7.39 c. c.) 
Tinctura Guaiaci—Tincture of Guaiac. 
DOSE: to 1 fl. dr. (1.85 to 3.70 c. c.) 
Tinctura Guaiaci Ainmoniata— Ammoniated 
Tincture of Guaiac. 
DOSE: to 1 fl. dr. (1.85 to 3.70 c. c.) 
Tinctura Huniuli-Tincture of Hops. 
DOSE: 1 to 3 fl. drs. (3.70to 11.09 c. c.) 
Tinctura Hydrastis—Tincture of Hydrastis. 
DOSE: if, to 1 fl. dr. (1.85 to 3 70 c. c.) 
Tinctura Hyoscyami—Tincture of Hyoscy- 
amus. 
DOSE. 10 to 60 min. (0.62 to 3.70 c. c.) 
Tinctura Iodi—Tincture of Iodine. 
Iodine, 7 gms. in 100 c. c. 
DOSE: 2 to 6 min. (0.12 to 0.37 c. c.) 
Tinctura Ipecacuanha) et Opii—Tincture of 
Ipecac and Opium. 
DOSE: 5 to 15 min. (0.31 to0.92 c. c.) 
Tinctura Kino—Tincture of Kino. 
DOSE: to 2 fl. drs. (V85 to 7.39 c. c.) 
Tinctura Krameri*e—Tincture of Krameria. 
DOSE: 1$ to 2 fl. drs. (1.85 to 7.39 c. c.) 
Tinctura Lactucarii—Tincture of Lactucar- 
ium. 
DOSE: 10to60min. (0.62 to3.70c. e.) 
Prep: Syrupus Lactucarii. 
Tinctura Lavandulae Composlta — Com- 
pound Tincture of Lavender —Compound 
Spirit of Lavender. 
DOSE. to 2 fl. drs. to 7 39 c. c,) THE ERA KEY TO THE U. S. P. 
69 
Tinctura Kobelise—Tincture of Lobelia. 
DOSE: 8 to 15 min.; 30 to 60 min. (0.49 to 0.92 c. c.; 1.85 
to 3.70 c. c.) 
Tinctura Matlco—Tincture of Matico. 
DOSE: 1 to 2 fl. drs. (3.70 to 7.39 c c.) 
Tinctura Moschl—Tincture of Musk. 
DOSE: *6 to 2 fl. urs. (1.85 to 7.39 c. c.) 
Tinctura Myrrhae—Tincture of Myrrh. 
DOSE: 15 to 60 min. (0.92 to 1.85 c. c ) 
Tinctura Nucis Vomicse—Tincture of Nux 
Vomica. 
0.3 gm. alkaloid in 100 c. c. 
DOSE: 5 to 15 min. (0.31 to 0 92 c. c.) 
Tinctura Opii — Tincture of Opium—Laud- 
anum. 
1.3 to 1.5 gm. Morphine in 100 c. c.) 
DOSE: 5 to 15 min. (0.31 to 0.92 c. c.) 
Tinctura Opii Cainpliorata—Camphorated 
Tincture of Opium—Paregoric. 
DOSE: 1 to 4 fl. drs. (3.70 to 14.79 c. c ) 
Tinctura Ojiii Deodorati —Tincture of De- 
odorized Opium—Tinctura Opii Deodorata, 
Pharm. 1880. 
1.3 to 1.5 gm. Morphine in 100 c. c. 
DOSE. 5 to 15 min. (0.31 to 0.92 c. c.) 
Prep: Tinctura Ipecacuanha* et Opii. 
Tinctura Physostiginatis— Tincture of Phy- 
sostigma. 
DOSE. 5 to 10 min. (0.31 to 0.62 c. c.) 
Tinctura Pyretliri—Tincture of Pyrethrum. 
External. 
Tinctura Quassiie—Tincture of Quassia. 
DOSE 1$ to 1 fl. dr. (1.85 to 3.70 c. c.i 
Tinctura tjuillajoe—Tincture of Quillaja. 
DOSE: 15 to 30 min. (0.92 to 1.85 c. c.) 
Tinctura Rliei—Tincture of Rhubarb. 
DOSE. 1 to 4 fl. drs. (3.70 to 14.79 c. c.) 
Tinctura Kliei Arouiatica—Aromatic Tinc- 
ture of Rhubarb. 
DOSE: >4 to 3 fl. drs. (1.85 to 11.09 c. c.) 
Prep. Syrupus Rliei Aromaticus. 
Tinctura Kliei Dulcis—Sweet Tincture of 
Rhubarb. 
DOSE 1 to2fl drs. (3.70 to 7.39 c. c.) 
Tinctura Sauguinarite—Tincture of Sang u in- 
aria. 
DOSE: 15 to 30 min. (0.92 to 1.85 c. c.) 70 
THE ERA KEY TO THE U. S P. 
Tinctura Scillae—Tincture of Squill. 
DOSE: 5 to 20 min. (0.31 to 1.23 c. c.) 
Tinctura Serpentariic— Jincture of Serpen- 
tar ia. 
1IOSE: to 2 fl. drs. (1.85 to 7.39 c. c.) 
Tinctura Strauionii Seminis—Tincture of 
Stramonium Seed — Tinctura Stramonii, 
Pharm. 1880. 
DOSE: 5 to 10 min. (0,31 to 0.62 c. c.) 
Tinctura Strophanthi — Tincture of Stro- 
phanthus. 
DOSE: 3 to 10 min. (0.18 «o 0.62 o. c.) 
Tinctura Sumbul—Tincture of Sumbul. 
DOSE 15 to 60 min. (0.92 to 3.70 c. c.) 
Tinctura Tolutana—Tincture of Tolu. 
DOSE: to 2 fl. drs, (1.85 to 7.39 c. c.) 
Tinctura Valerianae—Tincture of Valerian. 
DOSE. 1 to 2 fl. drs. (3.70 tc 7.39 c. c.) 
Tinctura Valerianic Aimnoniata—Amnioni- 
ated Tincture of Valerian. 
DOSE: % to 1 fl. dr. (1.85 to 3.70 c. c.) 
Tinctura Vanillic—Tincture of Vanilla. 
Flavoring. 
Tinctura Veratri Viridis—Tincture of Vera- 
trum Viride. 
DOSE: 1 to 5 min. (0.06 to 0.31 c. c.) 
Tinctura Zingiberis—Tincture of Ginger. 
DOSE 15 to 60 min. (0.92 to 3.70 c. c.) 
Tragacantlia—Tragacanth. 
A gummy exudation from Astragalus guininifer and from 
other species of Astragalus. 
Prep: Mucilago Tragacanthae. 
Tritl cum—Triticum—Couch grass. 
The rhizome of Agropyrum repens gathered in the spring 
and deprived of the roots. 
DOSE: 1 to 8 drs. (3.888 to 31.103 gms.) 
Prep: Extractum Tritici Fluidum. 
Triturationes—Triturations. 
Unless otherwise directed, Triturations are to be prepared 
by the following formula: 
10% of the Substance. 
90% Sugar of Milk. 
Trituratio Elaterini—Trituration of Klaterin. 
Elaterin, 10%. 
DOSE: to % gr. (0.0324 to 0.0405 gm.) 
Trochisci Acidi Tannicl —Troches of Tannic 
Acid. 
Tannic Acid, 0.06 gm. to each troche. 
DOSE: 1 to 2 troches. THE EH A KEY TO THE U. S. F. 
71 
Trochisci Aimnonii Chloridi—Troches of 
Ammonium Chloride. 
Ammonium Chloride, 0.10 gm. to each troche. 
DOSE; 1 to 2 troches. 
Trocliisci Catecliu — Troches of Catechu. 
Catechu, 0.0C gm. to each troche. 
DOSE; 1 to 2 troches. 
Trochisci Cretae—Troches of Chalk. 
Prepared Chalk, 0.25 gin. to each troche. 
DOSE . 1 to 5 troches. 
Trochisci Cubebae— Troches of Cubeb. 
Oleoresin of G'uheh, 0.04 gm. to each troche. 
DOSE 1 to 2 troches. 
Trochisci Ferri— Troches of Iron. 
Ferric Hydrate, 0.30 gm. to each troche. 
DOSE: 1 to 6 troches 
Trochisci Glycyrrhizne et Opii— Troches of 
Glycyrrhiza and Opium. 
Extract Glycyrrhiza, 0.15 gm and Powdered Opium 0.005 
to each troche. 
DOSE 1 to 2 troches. 
Troches Ipecacuanlue-TVocAes of Ipecac. 
Ipecac, 0.02 gm. to each troche. 
DOSE 1 to 2 troches. 
Trochisci K ra me rife— Troches of Krameria. 
Extract of Krameria. 0 00 gm. to each troche. 
DOSE: 1 to 2 troches 
Trochisci Mentlife Piperita*—Troches of 
Peppermint. 
Oil of Peppermint, 0.01 c. c. to each troche. 
DOSE. 1 to 5 troches 
Trochisci Morph inre et Ipecacuanha* — 
Troches of Morphine and Ipecac. 
Morphine Sulphate. 0 001b gm., and Ipecac, 0.00§ gm to 
each troche. 
DOSE 1 to 2 trooties. 
Trochisci Potassii Chloratis—Troches of 
Potassium Chlorate. 
Potassium Chlorate, 0.30 gm. to each troche. 
DOSE 1 to 5 troches. 
Trochisci Santonini—Troches of Santonin. 
Santonin, 0.03 gm. to each troche. 
DOSE: 1 to 6 troches. 
Trochisci Soriii Bicarbonat is— Troches of 
Sodium Bicarbonate. 
Sodium Bicarbonate, 0.20 gm. to each troche. 
DOSE 1 to 6 troches. THE ERA KEY TO THE U. S. P. 
Trochisci Zingiberis—Troches of Ginger. 
Tincture of Ginger, 0.20 c. c. to each troche. 
DOSE; 1 to 6 troches. 
Ulmus—Elm—Slippery Elm. 
The inner bark of I'limis fulva. 
Prep. Mucilago Ulmi. 
Unguentum—Ointment. 
Lard, 80%, Yellow Wax, 20%. 
Unguentum Acidi Carb«»lici—Ointment of 
Carbolic Acid. 
Carbolic Acid, 5%. 
Unguentum Acidi Tannici — Ointment of 
Tannic Acid. 
Tannic Acid, 20%. 
Unguentum Aquae Rosae—Ointment of Rose 
Water—Cold Cream. 
Unguentum Belladonnae—Belladonna Oint- 
ment. 
Alcoholic Extract Belladonna Leaves,-10%. 
Unguentum Chrysarobini — Chrysarobin 
Ointment. 
Chrysarobin, 5%. 
Unguentum Diachylon—Diachylon Ointment. 
Lead Plaster, 50%. 
Unguentum Gallae— Nutgall Ointment. 
Nutgall, 20%. 
Unguentum Hydrargyri—Mercurial Oint- 
ment—'Sine Ointment. 
Mercury, 50%. Oleate Mercury, 2%. 
Unguentum Hydrargyri Ammoniati — Oint 
ment of Ammoniated Mercury. 
Amraoniated Mercury, 10% 
Unguentum Hydrargyri Nitratis—Ointment 
of Mercuric Nitrate—Citrine Ointment. 
Mercury, about 7%. 
Unguentum Hydrargyri Oxidi Flavi— 
Ointment of Yellow Mercuric Oxide. 
Yellow Mercuric Oxide, 10%. 
Unguentum Hydrargyri Oxidi Kubri— 
Ointment of Red Mercuric Oxide. 
Red Mercuric Oxide, 10%. 
Unguentum Iodi—Iodine Ointment. 
Iodine, 4%. Potassium Iodide, 1%. 
Unguentum Iodoformi—Iodoform Ointment. 
Iodoform, 10%. THE ERA KEY TO THE U. S. P. 
73 
Unguentum Plcis Idquidae—Tar Ointment. 
Tar, 50%. 
Unguentum Plumbi Carbonatis— Ointment 
of Lead Carbonate. 
Lead Carbonate, 10%. 
Unguentum Plumbi Iodldl— Ointment of 
Lead Iodide. 
Lead Iodide, 10%. 
Unguentum Potassii Iodidi—Ointment of 
Potassium Iodide. 
Potassium Iodide, 12%. 
Unguentum Stramonii—Stramonium Oint- 
ment. 
Extract of Stramonium Seed, 10%. 
Unguentum Sulpliuris— Sulphur Ointment. 
Washed Sulphur, 30%. 
Unguentum Veratrinse—Veratrine Ointment. 
Yeratrine, 4%. 
Unguentum Zincl Oxidi—Ointment of Zinc 
Oxide. 
Zine Oxide, 20%. 
Uva Ursi— Uva Ursi—Bearberry. 
The leaves of Aretostaphylos L'va-ursi. 
BOSE: J* to 1 dr (0.972 to 3.888 gms.) 
Preps: Extractum Uvse Ursi. Extractum Uvse Ursi 
Fluidum. 
Valeri ana— Valerian. 
The rhizome and roots of Valeriana officinalis. 
DOSE: 10 to 30 grs. (0.648 to 1.944 gm.) 
Preps: Extractum Valerianae Fluidum. Tinctura Valeri- 
anae. Tinctura Valerians Ammoniata. 
Vanilla— Vanilla. 
The fruit of Vanilla planifolia- 
Prep: Tinctura Vanill®. 
Veratrina— Veratrine. 
A mixture of alkaloids obtained from the seed of Asagrra 
officinalis. 
DOSE; 1 30tol lOgr. (0 0021 to 0.0064 gm ) 
Preps: Oleatum Veratrinae. Unguentum Veratrinae. 
Veratrum Viride—Veratrum Viride—Ameri- 
can Hellebore. 
The rhizome and roots of Veratrum rlrlde. 
DOSE 1 to 5 grs. (0.0648 to 0.324 gm.) 
Preps: Extractum Veratri Viridis Fluidum. Tinctura 
Yeratri Viridis. 74 
THE ERA KEY TO THE U. S. P. 
Viburnum Opulus — Viburnum, Opulus— 
Crate p Bark 
The bark of Viburnum Opulu*. 
DOSE: 1 to 2 drs. (3.888 to 7.776 gins.) 
Prep: Extractuiu Viburni Opuli Fluidum. 
Viburnum Prunifolium— Black Haw. 
The hark of VIrburnum prunifoiiiiiii. 
DOSE K to ] dr. (0.972 to 3 888 gms ) 
Prep. Extractum Virburni Prunifoln Fluidum. 
Vi ntim Album— White Wine. 
An alcoholic liquid made by fermenting the juice of fresh 
grapes, the fruit of Vitis vlnifera, freed from seeds, stems, 
and skins. 
10 to 14% hy weight of absolute alcohol. 
Vinum Antimonii—Wine of Antimony. 
HOSE; 10 to 30 mill.; to 2 fl. drs. (0.82 to 1.85 c. c.; 
1.85 to 7.39 «. c ) 
Vinum Colcliiei Rad ids— Wine of Colchicum 
Root. 
IIOSE 5 to 20 min. (0.31 to 1 23 c. c.) 
Vinum Colchici Seminis—Wine of Colchi- 
cum Seed. 
BOSE. 10 to 60 min. (0.62 to 3.70 c. c.) 
Vinum Ergotae— Wine of Ergot. 
BOSE 1 to 3 fl. drs. (3.70 to 11.09 c. c.) 
Vinum Ferri Amarum — Bitter Wine of Iron. 
DOSE: 1 to 3 fl. drs. (3.70 to 11.09 c. c.) 
Vinum Ferri Citratis— Wine of Ferric Cit- 
rate. 
DOSE. 1 to 2 fl. drs. (3 70 to 7 39 c. c.) 
Vinum Ipecacuanhas— Wine of Ipecac. 
Fluid Extract Ipecac, 10%. 
DOSE; 5 to 10 min. (0.31 to 0.62 c. c.) 
Vinum Opii—Wine of Opium. 
1 3 to 1.5 gm. Morphine in 100 c. c. 
DOSE 5 to 15 min. (0.31 to 0 92 c. c.) 
Vinum Knbrum-Red Wine. 
An alcoholic liquid made by fermenting the juice of fresh 
colored grapes, the fruit of Yltls vinifera, in presence of 
their skins. 
10 to 14% by weight of absolute alcohol. 
Vitellns— Yolk of Egg 
The yolk of the egg of Gallus ltanLivn, var. domestic*. 
Prep: Glyceritum Vitelli. THE ERA KEY TO THE U. S. P. 
75 
Xanthoxyltim —Xanthoxylum—Prickly k f»h. 
The bark of Xanthoxylum amerlnuium and of XJinthoxy- 
him Clata-Hereulls. 
HOSE: 10 to 30 grs. (0.618 to 1 944 gm.) 
Prep : Extractum Xanthoxyli Fluidum. 
Zea- Zea—Corn Silk. 
The styles and stigmas of Zea Mays. 
Prep: Extractum Ze* Fluidum. 
Zinci Aeetas- Zinc Acetate. 
DOSE: to 2 grs. (0.0324 to 0.1296 gm > 
Zinci liroinidum —Zmc Bromide. 
110SE : 1 to 2 grs. (0.0648 to 0.1296 gm.) 
Zinci Carbonas Praycipitatus — Precipitated 
Zinc Carbonate. 
Externally. 
Zinci Cliloriduin— Zinc Chloride. 
Externally. 
Zinci Iodidnm—Zinc Iodide. 
HOSE: 1 to 2 grs. (0.0648 to 0.1296 gins.) 
Zinci Oxidum—Zinc Oxide. 
DOSE. 1 to 5 grs. (0.0648 to 0.324 gm.) 
Prep. Unguentum Zinci Oxidi. 
Zinci Phospliidum—Zinc Phosphide. 
DOSE: 1 16 to « gr <0.0040 to 0 0216 gm ) 
Zinci Sulphas— Zinc Sulphate. 
DOSE. 1 to 3 grs.; 10 to 60grs. (0 0648 to 0 1944 gm. 0 648 
to 3.888 gms.) 
Zinci Valeriana*—Zinc Valerianate. 
DOSE. to 2 grs. (0.0324 to 0.1290 gm.) 
Zinc u in - Zinc. 
Metallic zinc in the form of thin sheets, or in irregular, 
granulated pieces, or moulded into thin pencils, or in a 
state of fine powder. 
Zingiber— Ginger. 
The rhizome of Zingiber officinale. 
l>OSF. 5 to 15 grs. (0.324 to 0.972 gm.) 
r.eps Extractum Zingiberis Fluidum. Oleoresina Zingi 
heris, Pulvis Aromaticus. Pulvis Rhei Composite lmc- 
tura Zingiberis. WE CAN SUPPLY COPIES 
— OF — 
THE NEW 
U. S. Phmcopm 
at the following prices, 
which include postage: 
Cloth, - - $2.77 
Leather, - 3.27 
Leather (interleaved), 4.50 
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you want, and send remittance with 
order. 
D. 0. HAYNES & CO.. 
DETROIT, Mich.