title: Tryptophan antagonism of stimulant-induced tics.
authors.forename: M L
authors.initials: ML
authors.lastname: Chandler
authors.forename: J L
authors.initials: JL
authors.lastname: Barnhill
authors.forename: C T
authors.initials: CT
authors.lastname: Gualtieri
authors.forename: D R
authors.initials: DR
authors.lastname: Patterson
mesh_terms: D001289:Attention Deficit Disorder with Hyperactivity / Q000188:drug therapy*; D002648:Child; D004359:Drug Therapy, Combination; D006801:Humans; D008297:Male; D008774:Methylphenidate / Q000009:adverse effects* / Q000627:therapeutic use; D013981:Tic Disorders / Q000139:chemically induced* / Q000188:drug therapy; D014364:Tryptophan / Q000627:therapeutic use*
chemical_list: D008774:Methylphenidate; D014364:Tryptophan