Pill with imprint X 3 is Green, Three-sided and has been identified as Xanax XR 3mg. The Xanax XR is a drug-type benzodiazepine that is used in the treatment of panic disorders. Xanax XR 3mg under the Controlled Substances Act (CSA), is known as a controlled Schedule 4 drug.
Xanax (alprazolam) is a benzodiazepine (ben-zoe-dye-AZE-eh-peen). Alprazolam affects chemicals in the brain that may be unbalanced in people with anxiety. Xanax is used to treat anxiety disorders, panic disorders, and anxiety caused by depression. Xanax may also be used for purposes not listed in this medication guide.