目的观察丹香液与锡类散联合西药灌肠对溃疡性结肠炎(ulcerativecolitisUC)的疗效和治疗前后免疫调节功能的变化。方法将180例溃疡性结肠炎患者随机分3组,分别以中药、西药和中西药联合保留灌肠,每晚1次,14天为1疗程。结果中西药联合组的治愈率、总有效率、症状缓解起始时间和对IgG、C3的调节功能明显优于中药组和西药组(P<0.05或P<0.01)。结论中西药联合灌肠疗效显著,副作用少,是治疗UC较好的方法。 Objective To observe the curative effect of Danxiang liquid and tin powder combined with western medicine enema on ulcerative colitis UC and the changes of immunoregulation before and after treatment. Methods 180 cases of ulcerative colitis patients were randomly divided into three groups, respectively, Chinese medicine, Western medicine and Western medicine to retain enema, 1 night, 14 days for a course of treatment. Results The cure rate, total effective rate, onset of symptom relief, and the regulation of IgG and C3 in Chinese and Western medicine combined groups were significantly better than those in traditional Chinese medicine group and western medicine group (P <0.05 or P <0.01). Conclusion The combination of Chinese and Western medicine enema significant effect, fewer side effects, is a good method of treatment of UC.