Procainamide and disopyramide.
D001145:Arrhythmias, Cardiac / Q000188:drug therapy*; D004206:Disopyramide / Q000378:metabolism / Q000494:pharmacology / Q000627:therapeutic use*; D006801:Humans; D007700:Kinetics; D011342:Procainamide / Q000378:metabolism / Q000494:pharmacology / Q000627:therapeutic use*
D004206:Disopyramide; D011342:Procainamide