The potent combination of Ativan and alcohol can cause instant This potent concoction consists of the addictive drug Ativan and a notorious poison, alcohol. On its own and without abuse, Ativan can make a very positive. Ativan is the trade name for a prescription drug called lorazepam, a medication the treatment of anxiety, sleep disturbances, muscle spasms, alcohol withdrawal, and Withdrawing from Ativan without medical supervision can be dangerous. Ativan is a benzodiazepine used to treat anxiety disorders or anxiety Do not drink alcohol while taking Ativan. a history of drug or alcohol addiction; or be aware if anyone is using your medicine improperly or without a prescription.