Xanax (alprazolam) 2 mg is a benzodiazepine prescribed for anxiety and panic disorders. It works by calming overactive brain signals to provide a sense of relaxation and control. Xanax is effective for short-term management of acute stress or anxiety episodes. However, it should only be taken as directed, as long-term or high-dose use can lead to tolerance and dependence. Avoid alcohol and operating machinery while using this medication.