Quinidine.
D001281:Atrial Fibrillation / Q000628:therapy*; D006801:Humans; D011802:Quinidine / Q000627:therapeutic use*; D013610:Tachycardia; D013614:Tachycardia, Paroxysmal / Q000628:therapy*
D011802:Quinidine
AURICULAR FIBRILLATION/therapy; QUINIDINE/therapeutic use; TACHYCARDIA, PAROXYSMAL/therapy