The degrees of mucosa congestion were at a similarly high level in ECH and MT decoction group (u = 0.1 732, P = 0.8 625), but they were significantly different between MT and ST decoction group (u = 3.464, P = 0.0 006).

• 皂角水提液、蜜调通关散等组的肠壁充血程度最重；两者之间无明显差别(u=0.；1 732；P=0