Alprazolam is used for the management of anxiety disorder or the short-term relief of symptoms of anxiety caused by depression and anxiety, for the treatment of panic disorder, with or without agoraphobia.
R039 Xanax is a yellow, rectangular pill with the imprint “R039” It is a generic form of alprazolam, which is used to treat anxiety and panic disorders. The pill contains 2 mg of alprazolam. The nickname for the yellow Xanax bar is “school bus Xanax”. The yellow alprazolam bars are manufactured by Actavis Pharma.