Sep 7, - Indications, Precautions, Side Effects, and Withdrawal Symptoms of Ativan Ariel Skelley/Blend Images/Getty Images Ativan, known by the generic name lorazepam, is an anti-anxiety medication in the benzodiazepine. Easy-to-read patient leaflet for Ativan (Lorazepam Tablets). Includes indications, proper use, special instructions, precautions, and possible side effects. Lorazepam, sold under the brand name Ativan among others, is a benzodiazepine medication. formation, sedate those who are being mechanically ventilated, alcohol withdrawal, and What side effects can this medication cause? Below you will find images and specific information on the principal types of lorazepam.