ventricular arrhythmias , especially sustained attacks of ventricular tachycardia systematically detected by ambulant ecg , ought to be prevented by anti-arrhythmics : beta-blockers , in combination or not with anti-arrhythmics of class i , amiodarone , propafenone , etc .
C0003195
anti-arrhythmics
C0002598
amiodarone