Here you will find information on a growing library of substances and types of addictions. Many of the drugs on this list are prescriptions that are commonly abused. AdderallAlcoholAmphetaminesAtivan BarbituatesBenzodiazepinesBuprenorphineCocaine DilaudidDextromethorphan (Cough Syrup)Dextroamphetamine (Dexedrine)Ecstasy (MDMA) FentanylHeroinHydrocodoneKetamine MethamphetamineMethadoneMorphineOxycodone OxyContinOpioidsPCP