Methods: Using CCL4 to make the model of mouse chronic impaired liver, detecting the levels of ALT and AST in blood serum, and using HE to dye the pathologic slice of the liver.

• 结果：养肝利胆颗粒可显著降低由CCl4所致的小鼠血清ALT、AST改变，明显改善肝组织病理形态上的损伤。