yohimbine

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yo·him·bine

(yō-him'bēn),
An alkaloid, the active principle of yohimbé, the bark of Corynanthe yohimbi (family Rubiaceae); it produces a competitive blockade, of limited duration, of adrenergic α-receptors; has also been used for its alleged aphrodisiac properties.
Farlex Partner Medical Dictionary © Farlex 2012

yohimbine

(yō-hĭm′bēn′)
n.
An alkaloid, C21H26N2O3, that is derived from the bark of a tree, Pausinystalia johimbe, and is an alpha-blocker drug used in the form of its hydrochloride as a mydriatic, a treatment for erectile dysfunction, and formerly as an aphrodisiac.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

yohimbine

Pharmacognosy
An indolamine alkaloid obtained from the bark of the West African yohimbe tree (Pausinystalia yohimbe) and others (e.g., Rauwolfia serpentina). Yohimbine is used for psychogenic and organic erectile dysfunction, increasing the inflow to and/or decreasing the outflow of blood from the penis by blocking the pre- and post-synaptic alpha-2 adrenoceptors. It has been studied for treating orthostatic hypotension and ischaemia due to autonomonic dysfunction in diabetes and narcotic overdose.

Toxicity
Tachcardia, hypertension, insomnia, nausea, palpitations, tremors, vomiting.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

yohimbine

Pharmacognosy An alkaloid used to treat erectile dysfunction, which is chemically similar to reserpine; it may be of use for orthostatic hypotension and ischemic vascular disease caused by autonomonic dysfunction in DM, narcotic overdose, possibly acting to ↑ dopamine release, and for psychogenic and organic impotence, possibly ↑ inflow to and/or ↓ outflow of blood from the penis, with ↑ erection without ↑ sexual desire
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.

yo·him·bine

(yō-him'bēn)
An alkaloid, the active principle of yohimbé, the bark of Corynanthe yohimbi; produces a competitive blockade, of limited duration, of adrenergic α-receptors; has also been used for its alleged aphrodisiac properties.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

yo·him·bine

(yō-him'bēn)
An alkaloid, active principle of yohimbé, bark of Corynanthe yohimbi; it produces a competitive blockade, of limited duration, of adrenergic α-receptors; has also been used for its alleged aphrodisiac properties.
Medical Dictionary for the Dental Professions © Farlex 2012