Methods Compared the effect and safety of amiodarone, matrine and procainamide on ventricular arrhythmias in patients with coronary heart disease(CHD) by Holter and 12 leads electrocardiogram.

• 方法通过动态心电图及12导联心电图观察胺碘酮、心律宁及普鲁卡因胺对冠心病室性心律失常的临床疗效。