vt was slowed significantly by verapamil ( 0.15 or 0.3 mg/kg ) , diltiazem ( 0.2 or 0.4 mg/kg ) , propranolol ( 0.1 mg/kg ) and amiodarone ( 5 mg/kg ) , but not by procainamide ( 20 mg/kg ) , lidocaine ( 2 or 4 mg/kg ) , nifedipine ( 0.01 mg/kg ) and nicorandil ( 0.03 mg/kg ) .
C0042514
vt
C0023660
lidocaine