Objective To explore the effect of Yixintai on left ventricular reconstruction of myocardial infarction rats.Methods Myocardial infarction rat model was made.Rats was randomly divided into model group,Yixintai group,Captopril group,compound danshen dripping pills group and sham operation group.The model group and sham operation group were given equivalent distilled water by lavage,the other groups were given corresponding drug.After eight weeks,left and right ventricular weight index,infarction area chamber wall thickness and interventricular s...