What is Xanax? Xanax is an oral prescription medication to prevent and treat anxiety, GAD, phobia, and panic attacks. It belongs to the class of drugs called Trizolobenzodiazpine of intermediate duration. It accelerates the GABA(a), Order Xanax Online induces a calming effect and reduces the hyperactivity in the CNS. Xanax is available in various strengths and formulations and per your doctor's...