Aspirin, heparin, or both to treat unstable angina.
D000787:Angina Pectoris / Q000188:drug therapy*; D000789:Angina, Unstable / Q000188:drug therapy*; D001241:Aspirin / Q000008:administration & dosage / Q000627:therapeutic use*; D006493:Heparin / Q000008:administration & dosage / Q000627:therapeutic use*; D006801:Humans; D009203:Myocardial Infarction / Q000517:prevention & control
D006493:Heparin; D001241:Aspirin