title: Clinical trial of protriptyline (Vivactil).
mesh_terms: D000639:Amitriptyline / Q000008:administration & dosage; D000928:Antidepressive Agents / Q000008:administration & dosage*; D001714:Bipolar Disorder / Q000188:drug therapy; D002986:Clinical Trials as Topic; D003863:Depression / Q000188:drug therapy*; D003865:Major Depressive Disorder / Q000188:drug therapy; D006801:Humans
chemical_list: D000928:Antidepressive Agents; D000639:Amitriptyline