Ativan 2mg is a prescription medication containing lorazepam, a benzodiazepine used to treat anxiety, insomnia, and panic disorders. It works by enhancing the effects of GABA, a calming neurotransmitter in the brain, promoting relaxation and reducing nervous tension. Ativan 2mg is fast-acting and effective for short-term use. It should be taken under medical supervision to prevent dependence, withdrawal symptoms, or other side effects from improper usage.