The typical dosage of Xanax (alprazolam) for anxiety can range from 0.25 to 0.5 mg taken three times a day. For panic disorders, the dosage may be higher, up to 4 mg daily. Alprazolam was developed by Jackson Hester Jr. at the Upjohn Company [20] and patented in 1971 and approved for medical use in the United States in 1981. [14][21] Alprazolam is a Schedule IV controlled substance and is a common drug of abuse. [3][22] It is available as a generic medication. [8] Find patient medical information for Alprazolam (Xanax) on WebMD including its uses, side effects and safety, interactions, pictures, warnings, and user ratings Xanax is used to treat panic disorder and generalized anxiety disorder. Find out what the recommended dosages are, how to take the drug, and more. This expert guide covers Xanax (alprazolam) dosages based on FDA-approved prescribing information, clinical guidelines from sources like Drugs.com, Healthline, Pfizer, and MedlinePlus. It provides factual data on standard doses for anxiety and panic attacks, forms, adjustments, and risks including side effects and overdose. Detailed dosage guidelines and administration information for Xanax (alprazolam). Includes dose adjustments, warnings and precautions. Xanax comes in several strengths and forms. Learn about typical doses for anxiety and panic disorder, how doses are adjusted, and how to taper off safely. Description Alprazolam is used to relieve symptoms of anxiety, including anxiety caused by depression. It is also used to treat panic disorder in some patients. 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. Learn about Xanax (alprazolam) dosages, tapering instructions, and FDA boxed warnings regarding addiction and opioid interactions. Medscape - Antianxiety, panic disorder-specific dosing for Xanax, Niravam (alprazolam), frequency-based adverse effects, comprehensive interactions, contraindications, pregnancy & lactation schedules, and cost information.