Objective: To observe the effect of Xiaokuiyuyangfang(XKYYF)(Enem.) on the Ulcerative colitis (UC) and explore the mechanism of it.Methods: 60 patients with UC were diveded into two groups at random :the treatment group and the control group. The treatment group was given XKYYF (Enem.) and GGQLT (p.o), the control group was given Brucea javanica oil emulsion injection (Enem.) and GGQLT (p.o). Symptoms and signs of each group were observed before and after the treatment, including enteroscopy and pathologic observing.Results:The treatment group's synthesis effective of clinical the effective of syndrome of TCM,enteroscopy and pathologic observing are better than the control group's (p<0.05 or p<0.01).XKYYF (Enem.) and GGQLT (p.o) canimprove more significantly the symptoms such as diarrhea,mucopurulent bloody stool and abdominal pain than Brucea javanica oil emulsion injection (Enem.) and GGQLT (p.o)(p<0.05 or p<0.01).
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