Related name(s): XanaxXanax XR

Alprazolam is used to treat anxiety disorders and panic disorder (sudden, unexpected attacks of extreme fear and worry about these attacks). Alprazolam is in a class of medications called benzodiazepines. It works by decreasing abnormal excitement in the brain.

Source: U.S National Library of Medicine (MedlinePlus)
For more detailed information on Alprazolam vist U.S. National Library of Medicine (MedlinePlus)