Calcium antagonist drugs.
D000787:Angina Pectoris / Q000188:drug therapy*; D002118:Calcium / Q000037:antagonists & inhibitors* / Q000378:metabolism; D004110:Diltiazem / Q000627:therapeutic use; D006331:Heart Diseases / Q000188:drug therapy; D006801:Humans; D009119:Muscle Contraction; D009200:Myocardial Contraction
D004110:Diltiazem; D002118:Calcium