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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.

[New Latin yohimbe, former specific epithet (of Cameroonian Bantu origin; akin to Douala djombe, the tree from which yohimbine is derived) + -ine.]


(Elements & Compounds) an alkaloid found in the bark of the tree Corynanthe yohimbe. It is used in medicine as an adrenergic blocking agent. Formula: C21H26N2O3
[C19: from Bantu yohimbé a tropical African tree + -ine1]


(yoʊˈhɪm bin)

an extract of the bark of the yohimbe or rauwolfia tree, used medicinally to oppose the effects of epinephrine.
[1895–1900; yohimb (e) + -ine2; perhaps orig. formed in German]


n yohimbina
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References in periodicals archive ?
The chemical is also an ingredient in the herbal supplement yohimbe bark.
The Per4mance Shot combines B vitamins, taurine, caffeine, yohimbe bark extract, damiana leaf extract, dong quai, epimedium extract, eleutherococcus extract, GABA, gingko biloba extract, glucuronolactone, Larginine HCL, licorice root, lycium, Muira puama bark, N-acetyl-L-tyrosine and panax ginseng extract.
Sexlets contain ginseng, Vitamin E, and something called yohimbe bark, which has been used as an aphrodisiac in Africa for centuries.