Tobacco and nicotine; Opioid drugs; Depressants of the central nervous system: Ethanol, barbiturates, and benzodiazepines; Generalized depressants of the central nervous system: Volatile solvent and aerosol inhalation; Hallucinogens: Phenocyclidine, LSD and agents having similar effects; Marijuana and hashish; Central nervous system stimulants: Amphetamines, caffeine, and related drugs; Central nervous system stimulants: Cocaine; The medical diagnosis of drug abuse; Management of selected clinical problems: Pharmacological aspects; Drug abuse and the law.