Objective To investigate the treating mechanism of Fuzhenghuoxueqingrefang on acute radiation enteritis(ARE)in rats.Methods Thirty two Wistar male rats were randomly divided into 4 groups(8 rats each group),which were composed of blank control,model,dexamethasone,and Fuzhenghuoxueqingrefang groups.The physiological saline,dexamethasone and Fuzhenghuoxueqingrefang were administrated separately at the first day after abdominal irradiation by daily rectal clysma for 5 days.All the rats were anesthetized and th...