Xanax is a brand name for the medication alprazolam, which belongs to a class of drugs called benzodiazepines. Benzodiazepines are central nervous system depressants that work by enhancing the effects of a neurotransmitter called gamma-aminobutyric acid (GABA) in the brain. This leads to a calming effect and can help with anxiety and panic disorders. Here are some common uses of Xanax:

1. Anxiety Disorders: Xanax is primarily prescribed for the treatment of generalized anxiety disorder (GAD), social anxiety disorder (social phobia), and panic disorder. It helps to alleviate symptoms such as excessive worry, nervousness, and tension.

2. Panic Attacks: Xanax is often used to manage acute episodes of panic attacks due to its fast onset of action. It can help to reduce the intensity of panic symptoms such as palpitations, sweating, trembling, and feelings of impending doom.