本文采用安慰剂组对照，随机方式观察和比较静脉注射普罗帕酮、毛花甙Ｃ终止阵发心房颤动或心房扑动的疗效或减慢心室率的作用及其副作用。转复成功率在普罗帕酮组为７５％，毛花甙Ｃ组及安慰剂组均为３０％，总有效率在普罗帕酮组为９５％，毛花甙Ｃ组为４５％，安慰剂组为４０％。本文提出了较为合理的急性药物转复方案。 In this paper, the placebo group control, random way to observe and compare intravenous propafenone, lanugin C termination of paroxysmal atrial fibrillation or atrial flutter or slow ventricular rate of ventricular rate and its side effects. The successful rate of conversion was 75% in the propafenone group, 30% in the sasanone C group and the placebo group, and the total effective rate was 95% in the propafenone group, 45% in the lanolinoside group C, and in the placebo group Group is 40%. This paper presents a more reasonable solution of acute drug rehabilitation.