Xanax, the brand name for alprazolam, is a medication from the benzodiazepine class. It is primarily used to manage anxiety disorders and panic attacks. Xanax Prescribed for the treatment of generalized anxiety disorder (GAD) and other anxiety-related conditions. It is Effective for the management of panic attacks, often with or without agoraphobia. Alprazolam works by enhancing the effects of GABA (gamma-aminobutyric acid), a neurotransmitter that inhibits brain activity, resulting in calming effects.