fifty-three patients with hypertrophic cardiomyopathy who had serious arrhythmias ( 45 patients ) , refractory chest pain ( 5 patients ) or a high risk of sudden death ( 3 patients ) received amiodarone for 6 to 96 months ( median 18 ) after completion of a loading and an initial maintenance period .
C0003811
arrhythmias
C0002598
amiodarone