已经发现,红霉素可与华法令,环胞菌素及茶硷发生相互作用,但既往文献未报道红霉素与抗心律失常药物双异丙吡胺之间发生危及生命的相互作用,本文报道2例。例1,女性,83岁,因冠心病及室性早搏应用速尿。地高辛、硝酸盐及双异丙吡胺治疗。双异丙吡胺用法:300mg和150mg每6小时交替使用。入院前一周出现发热及咳嗽,入院胸片示两肺底浸润,心电图示窦性心律, Erythromycin has been found to interact with warfarin, cyclosporin and theophylline, but previous literature did not report a life-threatening interaction between erythromycin and the anti-arrhythmic drug, Reported in 2 cases. Example 1, female, 83 years old, due to coronary heart disease and ventricular premature eczema. Digoxin, nitrates and bispropanil treatment. Diisoprodipine Usage: 300 mg and 150 mg are used alternately every 6 hours. A week before admission, fever and cough, chest X-ray showed infiltration of the bottom of the lungs, ECG showed sinus rhythm,