Beta-adrenergic blocking agents for the treatment of angina pectoris.
D000787:Angina Pectoris / Q000188:drug therapy*; D006329:Heart Conduction System / Q000187:drug effects; D006801:Humans; D007545:Isoproterenol / Q000627:therapeutic use*; D008297:Male; D008875:Middle Aged; D011433:Propranolol / Q000627:therapeutic use*
D011433:Propranolol; D007545:Isoproterenol