Most abused prescription drugs by dispensed prescriptions U.S. 2013
This statistic displays the 10 most abused prescription drugs in the United States by total number of dispensed prescriptions as of 2013. During this year, Pfizer's Xanax (alprazolam) tablets totaled 239,589 dispensed prescriptions. This medication is used to manage anxiety disorders or be used for short-term relief of anxiety symptoms and treat panic disorder.