Hyoscyamus niger

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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.
References in periodicals archive ?
Role of plant growth promoting rhizobacteria on antioxidant enzyme activities and tropane alkaloids production of Hyoscyamus niger under water deficit stress.
However, not much information is available on the effect of nitrogen fertilization with urea on the content of leaf and root alkaloids in Hyoscyamus niger. Therefore, purpose of the present study was to investigate the effect of various concentrations of urea fertilization on root and leaf dry weight and alkaloids content in black henbane.