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

<p>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.