Ativan 2mg is prescribed to treat anxiety disorders, or to treat short-term relief of symptoms of anxiety such as nervousness and tension as well as for seizures of various kinds. Ativan can also be prescribed to treat other ailments as recommended by your physician. The drug Ativan (lorazepam) is the category of medicines known as benzodiazepines. Brand and generic versions and a range of alternatives to pick for packaging and shipping as well as medication are available. It does this by reducing the flow of chemicals in the brain which could become imbalanced. Ativan is a benzodiazepine drug that helps treat short-term anxiety seizures as well as other disorders.