Disopyramide and quinidine.
D001145:Arrhythmias, Cardiac / Q000139:chemically induced* / Q000188:drug therapy; D004206:Disopyramide / Q000627:therapeutic use*; D005260:Female; D006801:Humans; D008875:Middle Aged; D011725:Pyridines / Q000627:therapeutic use*; D011802:Quinidine / Q000009:adverse effects*
D011725:Pyridines; D004206:Disopyramide; D011802:Quinidine