title: Evaluation of nitroglycerin in angina in patients on isosorbide dinitrate.
mesh_terms: D000328:Adult; D000787:Angina Pectoris / Q000188:drug therapy* / Q000378:metabolism; D002986:Clinical Trials as Topic; D005663:Furans / Q000494:pharmacology / Q000627:therapeutic use*; D006321:Heart / Q000187:drug effects; D006801:Humans; D007548:Isosorbide Dinitrate / Q000494:pharmacology / Q000627:therapeutic use; D008297:Male; D008875:Middle Aged; D009566:Nitrates / Q000494:pharmacology / Q000627:therapeutic use*; D005996:Nitroglycerin / Q000008:administration & dosage / Q000494:pharmacology / Q000627:therapeutic use*; D010919:Placebos
chemical_list: D005663:Furans; D009566:Nitrates; D010919:Placebos; D005996:Nitroglycerin; D007548:Isosorbide Dinitrate