- an alkaloid, C21H21NO6, that is extracted from the roots of goldenseal and forms prismatic crystals: used as an astringent and to inhibit uterine bleeding.
Origin of hydrastine
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for hydrastine
In the latter class are included such drugs as hydrastine and adrenaline.Surgery, with Special Reference to Podiatry
- a white poisonous alkaloid extracted from the roots of the goldenseal: has been used in medicine (in the form of one of its water-soluble salts) to contract the uterus and arrest haemorrhage. Formula: C 21 H 21 NO 6
C19: from hydrast (is) + -ine ²
- A poisonous white alkaloid obtained from the yellow root of a woodland plant and formerly used locally to treat inflammation of mucous membranes.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.