A full list of scheduled drugs is available on the website for the Office of Diversion Control by the U.S. Department of Justice. Lysergic acid diethylamide, also known as LSD, Ritalin, methamphetamine, psilocybin and oxycodone are examples of scheduled drugs.
Drugs are categorized from Schedule I to Schedule V, according to DEA.gov. Schedule I drugs are considered to be the most dangerous, with the highest potential for abuse. Schedule I drugs have no accepted medical use in the United States. Examples of Schedule I drugs are cannabis, peyote, ecstasy and Lyspafen.
DEA.gov describes Schedule II substances as drugs that are dangerous, with high potential for abuse, but less so than Schedule I drugs. Examples of Schedule II drugs are Adderall, Vicodin, methadone, Demerol, and cocaine. Schedule III drugs are described as having "moderate to low potential for physical and psychological dependence" and have less potential for abuse than Schedule I and II drugs. Examples of schedule III drugs are ketamine, anabolic steroids, testosterone and Vebonol.
Schedule IV drugs are defined by DEA.gov as drugs with low potential for abuse and dependence. Examples of Schedule IV drugs are Ambien, Xanax, Valium, tramadol, and Soma. Schedule V drugs are considered to have the least potential of abuse among the scheduled drugs. Examples of Schedule V drugs are Lyrica, Lomotil, Motofen, Robitussin AC, and Parepectolin. Drugs in Schedules II, III, IV, and V drugs are currently accepted for medical use in the United States.