Lorazepam is an oral medication used to treat anxiety, panic disorder, and phobias (with or without agoraphobia). It belongs to the benzodiazepine class that works on GABA (A), increases the level of GABA, and calms down hyperactivity and excessiveness of the mind. You can Lorazepam to cure and manage anxiety quickly. The Effect of this drug starts within 30 to 40 minutes, takes 1 to 1.5 hours to reach the peak and lasts 6 to 8 hours.