an antihistaminic compound, C21H27ClN2O2, used in the treatment of allergy, nausea, and anxiety.
Origin of hydroxyzine
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
A drug given in its salt forms both orally and intramuscularly, used as a sedative and antihistamine.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.