Xanax is a prescription medication commonly used to treat anxiety disorders and panic disorder. Its active ingredient, alprazolam, belongs to the benzodiazepine class of medications, which work by calming activity in the brain and nervous system. Because Xanax has the potential for dependence and misuse, it is regulated throughout Europe and is generally available only with a valid prescription from a licensed healthcare professional. If you buy Xanax while living in or traveling through Europe, it is important to understand the legal requirements and prioritize your health by obtaining the medication through authorized channels.