title: Letter: Psychosis in Down's syndrome treated with amitriptyline.
mesh_terms: D000328:Adult; D000639:Amitriptyline / Q000008:administration & dosage / Q000627:therapeutic use*; D004314:Down Syndrome / Q000150:complications*; D005260:Female; D006801:Humans; D011618:Psychotic Disorders / Q000150:complications / Q000188:drug therapy*
chemical_list: D000639:Amitriptyline