title: Relief of obsessive-compulsive symptoms by LSD and psilocin.
mesh_terms: D000293:Adolescent; D006801:Humans; D008238:Lysergic Acid Diethylamide / Q000494:pharmacology; D008297:Male; D009771:Obsessive-Compulsive Disorder / Q000503:physiopathology / Q000523:psychology*; D011562:Psilocybin / Q000031:analogs & derivatives* / Q000494:pharmacology; D012701:Serotonin / Q000502:physiology; D019966:Substance-Related Disorders / Q000523:psychology*
chemical_list: D011562:Psilocybin; D012701:Serotonin; D008238:Lysergic Acid Diethylamide; C009105:psilocin