henbane

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hy·o·scy·a·mus

(hī'ō-sī'ă-mŭs),
The leaves and flowering tops of Hyoscyamus niger (family Solanaceae); contains hyoscyamine and hyoscine (scopolamine); an anticholinergic and antispasmodic.
Synonym(s): henbane
[G. hyoskyamos, henbane or hog's bean, fr. hys, gen. hyos, a hog, + kyamos, a bean]
Farlex Partner Medical Dictionary © Farlex 2012

henbane

(hĕn′bān′)
n.
A poisonous Eurasian plant (Hyoscyamus niger) in the nightshade family, having a strong odor, sticky leaves, and funnel-shaped greenish-yellow flowers. It is a source of hyoscyamine.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

henbane

Herbal medicine
A herb that is the primary source of atropine, hyoscyamine and scopolamine; henbane was formerly used by herbalists, but is now regarded as unsafe by the FDA.

Toxic effects
Blurred vision, convulsions, delirium stupor, vertigo, and in high amounts, death.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.