Schedule II – The drug of other substance has a high potential for abuse, and Lorcaserin, Xanax, Soma, Darvon, Darvocet, Valium, Ativan, Talwin, Ambien. A Listing of drugs and their schedule are located at Controlled Substance Act Xanax, Soma, Darvon, Darvocet, Valium, Ativan, Talwin, Ambien, Tramadol. One substance may be Schedule I, while another is Schedule II, III, or IV. For an individual who is Xanax; Soma; Klonopin; Valium; Ativan. Schedule IV is the.