title: Hydroxylated metabolites of tricyclic antidepressant in the elderly.
mesh_terms: D000368:Aged; D006333:Heart Failure / Q000139:chemically induced*; D006801:Humans; D006900:Hydroxylation; D009661:Nortriptyline / Q000009:adverse effects*
chemical_list: D009661:Nortriptyline