Classes of illicit drugs consumed in the stimulant and cannabis groups.

Data are percentage of subjects that have consumed that class of illicit drug in their lifetime. The term ‘hallucinogen’ describes LSD (lysergic acid diethylamide), LSA (d-lysergic acid amide), ‘magic’ mushrooms, DOI (2,5-dimethoxy-4-iodoamphetamine), salvia divinorum, ayahuasca, DMT, ketamine, and/or mescaline. The term ‘opiate’ describes heroin, methadone, opium, poppy tea, and recreational use of codeine, oxycodeine, hydrocodeine, and/or morphine. The term ‘inhalant’ describes amyl nitrate, nitrous oxide, and/or glue. The term ‘sedative’ describes GHB/Fantasy, methaqualome, chelidonium majus, and recreational use of benzodiazepine, antidepressants, and antihistamine.