A 1 mg dose of Xanax (alprazolam) is a moderate dose, not extreme, but noticeably higher than where most prescriptions start. For anxiety, the typical starting dose is 0.25 mg to 0.5 mg taken three times daily. Alprazolam is a benzodiazepine. Benzodiazepines belong to the group of medicines called central nervous system (CNS) depressants, which are medicines that slow down the nervous system. This medicine is available only with your doctor's prescription. This product is available in the following dosage forms: Alprazolam is used in the treatment of Anxiety and Panic disorder. Alprazolam is a benzodiazepine. It works by increasing the action of a chemical messenger (GABA) which suppresses the abnormal and excessive activity of the nerve cells in the brain. Alprazolam generic tablets are indicated for the management of anxiety disorder. Learn about side effects, drug interactions, dosages, warnings, and more. Alprazolam is used to treat anxiety and panic disorders. Learn how it works, common side effects, dosing, warnings, and safety tips. Find patient medical information for Alprazolam (Xanax) on WebMD including its uses, side effects and safety, interactions, pictures, warnings, and user ratings Xanax (alprazolam) is a benzodiazepine medication used to treat anxiety and panic disorders. Includes side effects, interactions and safety information.