LSD-induced hallucinogen persisting perception disorder treatment with clonidine: an open pilot study
International Clinical Psychopharmacology 2000 A Lerner, Marc Gelkopf, Igor Oyffe et al. 39 citations
A pilot open study was conducted in order to evaluate the efficacy of clonidine in the treatment of LSD-induced hallucinogen persisting perception disorder (HPPD). Eight patients fulfilled entrance criteria. All complained of HPPD for at least 3 months and were drug free at least 3 months. They received fixed low doses of clonidine, 0.025 mg, three times a day for 2 months. They were evaluated...