Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A poisonous white crystalline alkaloid, C17H23NO3, isometric with atropine and having similar uses but more potent effects.
from The Century Dictionary.
- noun A crystalline alkaloid (C17H23 NO;3) obtained from
Hyoscyamus niger , or henbane. When moist it has a strong alkaline reaction, and a penetrating, narcotic, and stupefying odor like that of nicotine. It neutralizes acids, forming salts, some of which, particularly the sulphate, are used in medicine. The alkaloid is extremely poisonous.
from the GNU version of the Collaborative International Dictionary of English.
- noun (Chem.) An alkaloid found in henbane (
Hyoscyamus niger ), and regarded as its active principle. It is also found with other alkaloids in the thorn apple and deadly nightshade. It is extracted as a white crystalline substance, with a sharp, offensive taste.Hyoscyamine is isomeric with atropine, is very poisonous, and is used as a medicine for neuralgia, like belladonna. Called alsohyoscyamia ,duboisine , etc.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun chemistry an
alkaloid , thestereoisomer ofatropine , used medicinally to treatabdominal pain and similar conditions
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun a poisonous crystalline alkaloid (isometric with atropine but more potent); used to treat excess motility of the gastrointestinal tract
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
Support
Help support Wordnik (and make this page ad-free) by adopting the word hyoscyamine.
Examples
-
The chemical constituents of Henbane are "hyoscyamine," a volatile alkaloid, with a bitter principle, "hyoscypricin" (especially just before flowering), also nitrate of potash, which causes the leaves, when burnt, to sparkle with a deflagration, and other inorganic salts.
Herbal Simples Approved for Modern Uses of Cure William Thomas Fernie
-
The anti-spasmodic drug that had the best evidence was hyoscyamine (brand names Anaspaz and Levsin).
-
The anti-spasmodic drug that had the best evidence was hyoscyamine brand names Anaspaz and Levsin.
-
It turns out that Urelle contains several things, including hyoscyamine: a smooth muscle relaxant.
Archive 2007-09-01 1 Dinosaur 2007
-
It turns out that Urelle contains several things, including hyoscyamine: a smooth muscle relaxant.
Correlation Does Not Mean Causation; Except When it Does 1 Dinosaur 2007
-
Typical tropane alkaloids are atropine, hyoscyamine, scopolamine and cocaine.
-
Most contain belladonna or something like it (atropine, hyoscyamine) and often phenobarbital (phenobarbitone).
Chapter 31 1993
-
Intoxication with atropine or hyoscyamine is characterized by psychic excitation often combined with panic and hallucination.
Natural Highs Frequently Asked Questions by Vince Cavasin 1992
-
Active Constituents: Scopolamine, atropine, hyoscyamine and other tropanes.
Natural Highs Frequently Asked Questions by Vince Cavasin 1992
-
The plant was found to contain a mixture of the alkaloids hyoscyamine, and hyoscine,.
Chapter 7 1991
chained_bear commented on the word hyoscyamine
Usage on mydriatic.
July 7, 2009