Xanax is a short time anxiety management medication, with FDA approval. It manages anxiety disorders like phobia, depression, panic attacks, and hallucinations. Xanax is a brand name of Alprazolam, and it belongs to the benzodiazepines drug class. Xanax has popular dosages available on the internet Xanax 0.5 mg, Xanax 0.25 mg, Xanax 1mg, Xanax 2mg, Xanax XR 3mg, Red Xanax, Green Xanax, White Xanax, Blue Xanax, and Yellow Xanax.