Drug Definitions


Any of various organic substances, such as THC, found in cannabis (Marijuana).


A bitter, crystalline alkaloid, C 17 H 21 NO 4 , obtained from coca leaves, used as a local anesthetic and also widely used as an illicit drug for its stimulant and euphorigenic properties.


A central nervous system stimulant, C 1 0 H 1 5 N, used clinically in the treatment of narcolepsy, hyperkinesia, and for blood pressure maintenance in hypotensive states: also widely used as an illicit drug (Meth).


A drug containing opium or its derivatives, used in medicine for inducing sleep and relieving pain.


An anesthetic drug, C 1 7 H 2 5 N, used as an animal tranquilizer: also widely used in several forms as an illicit hallucinogen (PCP).


Any of a family of minor tranquilizers that act against anxiety and convulsions and produce sedation and muscle relaxation.


Synthetic narcotic, C 2 1 H 2 8 ClNO, similar to morphine but effective orally, used in the relief of pain and as a heroin substitute in the treatment of heroin addiction.


Any of a group of barbituric acid derivatives, used in medicine as sedatives and hypnotics.


Methylene dioxymethamphetamine: an amphetamine derivative, C 11 H 15 NO 2 , that reduces inhibitions and that was used in psychotherapy until it was banned in the U.S. in 1985.