title: Hypnotic effects of L-tryptophan.
mesh_terms: D000284:Administration, Oral; D000328:Adult; D002940:Circadian Rhythm / Q000187:drug effects; D004305:Dose-Response Relationship, Drug; D004569:Electroencephalography; D006801:Humans; D008297:Male; D010919:Placebos; D012890:Sleep / Q000187:drug effects*; D012895:Sleep, REM / Q000187:drug effects; D014364:Tryptophan / Q000008:administration & dosage / Q000494:pharmacology*; D014851:Wakefulness / Q000187:drug effects
chemical_list: D010919:Placebos; D014364:Tryptophan