Objective :To observe the vascular endothelial dysfunction,calcitonin gene-related peptide (CGRP) concentration and intervention of zhuoguishuangjsiang prescpiption.Methods:The experimental rats with diabetic hypertension were made by applying surgery to make stenosis of the bilateral nephritic artery,small dose of abdominal injected streptozotocin (STZ) and high caloric food.the rats' endothelin(ET),CGRP and Nitric oxide(NO) were detected by RIA or xanthine oxidoreductase. Results:After treated with zhuoguishuangjiang prescription,the rats' ET were significantly lower than that of the model r...