Alprazolam is a benzodiazepine drug used in the treatment of conditions as varied as anxiety, nausea and panic disorder. Alprazolam may also, at the discretion of the prescriber, be used in the treatment of depression. Alprazolam works by enhancing activity in the brain of a neurotransmitter known as GABA A. Common side-effects associated with alprazolam include drowsiness and dizziness. Alprazolam is available worldwide using the trade name Xanax among others and is a short-acting anxiolytic of the benzodiazepine class. Alprazolam is a white crystal-like powder, which is soluble in ethanol or methanol but which is not soluble in water at physiological pH. It possesses sedative, anxiolytic, hypnotic, skeletal muscle relaxant, anticonvulsant, and amnestic properties. Alprazolam is available for oral administration in compressed tablet and extended-release capsule formulationsIt is commonly used for the treatment of panic disorder, and anxiety disorders, such as generalized anxiety disorder or social anxiety disorder. Alprazolam is a benzodiazepine which affects chemicals in the brain and nerves to produce a calming effect that may be unbalanced in people with anxiety. It works by enhancing the effects of a certain natural chemical in the body.