This medication is used to treat anxiety. Lorazepam belongs to a class of drugs known as benzodiazepines which act on the brain and nerves (central nervous system) to produce a calming effect. This drug works by enhancing the effects of a certain natural chemical in the body (GABA). https://community.dynamics.com/forums/thread/details/?threadid=160a7b21-270f-ef11-9f89-6045bdd9a625