title: Nifedipine and nonresponse to antidepressants.
authors.forename: J S
authors.initials: JS
authors.lastname: Fadden
mesh_terms: D003866:Depressive Disorder / Q000150:complications / Q000188:drug therapy*; D004347:Drug Interactions; D015155:Esophageal Spasm, Diffuse / Q000150:complications / Q000188:drug therapy; D006801:Humans; D009543:Nifedipine / Q000009:adverse effects* / Q000494:pharmacology / Q000627:therapeutic use; D009661:Nortriptyline / Q000494:pharmacology / Q000627:therapeutic use*
chemical_list: D009661:Nortriptyline; D009543:Nifedipine