title: Amitriptyline and its demethylation-rate.
mesh_terms: D000639:Amitriptyline / Q000008:administration & dosage / Q000378:metabolism*; D001682:Biological Availability; D004305:Dose-Response Relationship, Drug; D006801:Humans; D008745:Methylation; D009661:Nortriptyline / Q000378:metabolism
chemical_list: D000639:Amitriptyline; D009661:Nortriptyline