大黄是常用的中药之一,中医用以清热解毒,活血化瘀,破积导滞,收敛止血,外用治疗烧烫伤等。除用生品外,还有各种炮制品。鞣质是大黄含量较大的成分之一,据报导,含量在10%～30%左右。近年来大黄及一些生药中鞣质类新的研究结果陆续发表。有文献报导,大黄煎剂对小鼠离体肠管运动影响先是亢进,后是抑制,而去鞣质煎剂则只看到亢进,看 Rhubarb is one of the commonly used traditional Chinese medicines. It is used to clear away heat and detoxify the blood, remove blood stasis, debride the product and lead to stagnation, stop the bleeding, and treat burns with external use. In addition to raw materials, there are various kinds of processed products. Tannin is one of the components with a large amount of rhubarb. According to reports, the content is about 10% to 30%. In recent years, new research results on tannins in rhubarb and some crude drugs have been published. It is reported in the literature that the effect of rhubarb decoction on isolated intestinal motility in mice is hyperthyroidism followed by inhibition, while decoction decoction only sees hyperactivity.