Objective To introduce a new management for ulcerative colitis. Methods There were eighteen patients underwent inferior mesenteric artery drug infusion who suffered from ulcerative colitis and cannot be cured by internal medicine. We observed the clinical symptoms and laboratory test results at the most resent follow up. Results All the patients’symptoms such as bellyache ,phrexia, abdominal distension were disappeared after interventional therapy. Diarrhea in seventeen patients was stopped. Fifteen patients who had blood stool were be cured. Erythrocyte and leucocyte were no longer be seen with stool laboratory test after drug infusion.Conclusion Inferior mesenteric artery drug infusion is another positively efficacy way for ulcerative colitis.