心律平(propafenone)是一种临床常用的第Ⅰ类抗心律失常药物。心脏起搏患者应用该药后导致起搏传出阻滞,尚未见文献报道,现将我院所见2例报告如下。例1 女性,71岁,临床诊断为冠心病、病态窦房结综合症,患者于每次室上性心动过速发作终止时,均继以窦性静止,持续时间3～8.6s,故给予埋置ⅤⅥ型心脏起搏器,起搏 Propafenone is a clinically common type I antiarrhythmic drug. Paced patients in the application of the drug lead to pacing block, has not been reported in the literature, now see our hospital 2 cases are as follows. Example 1 Female, age 71, clinical diagnosis of coronary heart disease, sick sinus syndrome, the patient at each termination of supraventricular tachycardia were followed by sinus rest, the duration of 3 ~ 8.6s, it is given Implanted Ⅴ Ⅵ pacemaker, pacing