at the cumulative i.v . doses studied , encainide ( 0.5-4 mg/kg ) , flecainide ( 1-8 mg/kg ) and disopyramide ( 0.3-10 mg/kg ) , but not sotalol ( 2-8 mg/kg ) , effectively suppressed ventricular ectopic activity in a dose-related manner .
C0012702
disopyramide
C0151636
ventricular ectopic activity