There are significant superiority, prominent investigation value and wide prospect in the aspect treatment of UC by Chinese medicine.

Objective To investigate the influence of "Qingchang Suppository" on the apoptosis rate of colonic epithelia in rats with ulcerative colitis and its mechanism.

Aim Yichangping (YCP) is a civilian complex prescription of Chinese herbal medicine which is commonly used for treating ulcerative colitis (UC) and often gives surprise therapeutic effect.