Schedule III, IV, or V drugs include those containing smaller amounts of certain narcotic and non-narcotic drugs, anti-anxiety drugs, tranquilizers, sedatives. Schedule IV - The drug or other substance has a low potential for abuse Lorcaserin, Xanax, Soma, Darvon, Darvocet, Valium, Ativan, Talwin, Ambien, and. Jun 24, - Explore why these anti-anxiety medications are Schedule IV drugs. Benzodiazepines such as Ativan, Xanax, and Valium are a class of.