Word of the Day

yohimbine

(yō-him′bēn″)

[yohimbe + -ine]
An alkaloid derived from the bark of the tree Pausinystalia yohimbe. It is an alpha-adrenergic blocking agent that in excess causes antidiuresis, increased blood pressure, tachycardia, irritability, tremor, sweating, dizziness, nausea, and vomiting. It is used therapeutically to treat erectile dysfunction.

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