Are all anæsthetics dangerous which contain chlorine, bromine, or iodine?

Are all anæsthetics dangerous which contain chlorine, bromine, or iodine?

Collection:
Medicine in the Americas, 1610-1920
Author(s):
Reichert, Edward Tyson, 1855-1931
Publication:
Philadelphia, Pa. : Henry C. Lea's Son & Co., [1881?]
Language(s):
English
Format:
Text
Subject(s):
Anesthetics -- adverse effects
Halogens -- adverse effects
Copyright:
The National Library of Medicine believes this item to be in the public domain (More information)
Extent:
16 p.
NLM Unique ID:
101501258 (See catalog record)
OCLC no.:
826987265
Permanent Link:
http://resource.nlm.nih.gov/101501258