Estimated Prevalence of LSD, Mushroom, GHB, and Ketamine Use in the EU
(Estimated Prevalence of LSD, Mushroom, GHB, and Ketamine Use in the EU) "A number of other substances with hallucinogenic, anaesthetic, dissociative and depressant properties are used in Europe: these include LSD (lysergic acid diethylamide), hallucinogenic mushrooms, ketamine and GHB (gamma-hydroxybutyrate).