title: Trial of a sustained release form of amitriptyline in the treatment of depressive illness.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000639:Amitriptyline / Q000008:administration & dosage* / Q000009:adverse effects / Q000627:therapeutic use; D002986:Clinical Trials as Topic; D003692:Delayed-Action Preparations; D003863:Depression / Q000188:drug therapy*; D006801:Humans; D008875:Middle Aged; D010919:Placebos; D011569:Psychiatric Status Rating Scales
chemical_list: D003692:Delayed-Action Preparations; D010919:Placebos; D000639:Amitriptyline