Alprazolam Xanax Vs Clonazepam Klonopin Distinction And Comparison Alprazolam Xanax Vs Clonazepam Klonopin Distinction And Comparison acadiacs.org Description Alprazolam , sold under the brand name Xanax , among others, is a fast-acting, potent tranquilizer of medium duration in the triazolobenzodiazepine (TBZD) class, which are benzodiazepines