title: Nortriptyline and protriptyline in hyperventilation.
mesh_terms: D003986:Dibenzocycloheptenes / Q000627:therapeutic use*; D006801:Humans; D006985:Hyperventilation / Q000139:chemically induced*; D009661:Nortriptyline / Q000627:therapeutic use*; D011530:Protriptyline / Q000627:therapeutic use*
chemical_list: D003986:Dibenzocycloheptenes; D011530:Protriptyline; D009661:Nortriptyline