title: 5-hydroxytryptophan in parkinsonism.
mesh_terms: D006916:5-Hydroxytryptophan / Q000627:therapeutic use*; D000368:Aged; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010300:Parkinson Disease / Q000188:drug therapy*; D014202:Tremor / Q000188:drug therapy
chemical_list: D006916:5-Hydroxytryptophan