What is Alprazolam? Generic name: alprazolam Brand name: Xanax Alprazolam is used to relieve anxiety symptoms, including anxiety caused by depression which is also used to cure panic disorders in some patients. Buy alprazolam online, which is benzocaine, which belongs to the group of medicines called central nervous system depressants that slow down the nervous system. It is also sometimes prescribed for other conditions like agoraphobia and severe premenstrual syndrome; thus, Xanax works by slowing down your nervous system, giving a calm feeling.