Ulcerative colitis (UC) is an inflammatory disease with unknown causes, which involves the rectum and colon and relates to autoimmunity. As a commonly encountered, difficult and complicated disease of the digestive tract, it is clinically characterized by diarrhea, mucous bloody stool often with pus,abdominal pain, and rectal tenesmus. The majority of the patients have a chronic and intermittent course of disease, and the severer case may induce cancerization. Since 1999, 43 cases of ulcerative colitis have been treated in this hospital by acupuncture at Jiaji points (EX-B2) and tapping with plum-blossom needle at Sanjiaoshu (BL 22) and Dachangshu (BL 25). The satisfactory results are reported as follows.