Green Xanax bars are one of the different types of Xanax bars. A Xanax bar is a brand and street name for generic drug Alprazolam. Alprazolam is a prescription anti-anxiety medication that belongs to a class of drugs called a benzodiazepine. The United States' Food and Drug Administration has classified http://www.gunrightsmedia.com/showthread.php?429311-Green-Xanax-Green-Xanax-Bars-Green-Xanax-Pills-thegammapharmacy-com&p=5430469#post5430469