Definition: Ativan, or lorazepam, is a benzodiazepine medication used to treat various disorders including insomnia, anxiety, muscle spasms and more.
Pronunciation: at-eh-van
Also Known As: lorazepam
From Antigone Arthur, for About.com
Created: July 2, 2007
About.com Health's Disease and Condition content is reviewed by Sanja Jelic, MD
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