METHODS: Rhizoma atractylodis,rhizoma atractylodis macrocephalae and radix et rhizoma rhei were identified by TLC and chrysophanol in radix et rhizoma rhei was determined by HPLC.

• 方法:采用薄层色谱法对方中主要药材苍术、白术、大黄分别进行定性鉴别;采用高效液相色谱法测定大黄中有效成分大黄酚的含量。