all the drugs studied were effective in reverting atrial arrhythmias to normal sinus rhythm , and doses required for suppression of the right atrial arrhythmias as compared to the left atrial arrhythmias were significantly higher in the case of quinidine , sotalol and verapamil , but not in the case of propranolol .
C0003811
arrhythmias
C0034414
quinidine