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). Ativan is cuts the seizures very fast. In such cases, every minute matters, so this is one of the main reasons she chooses this drug. The only flaw of the medication is that she becomes sedated after it and usually needs an hour or two of sleep. But that’s still better than seizures.