The ePU can obviously inhibit the formation of the urinary calcium oxalate stone in rats and sigifnicantly decrease the concentration of BUN and Cr with great protection effect on kidney.

• 猪苓乙酸乙酯浸膏能抑制实验性高草酸尿症大鼠尿草酸钙晶体的形成,明显降低血清尿素氮和肌酐的浓度,对肾功能具有明显的保护作用。