Chong Lou, the name of Chinese medicine. A member of the liliaceae family, the stem of the Paris Polyphylla. Dry rhizome. Its taste bitter, slightly cold; there are small poison. There are Qingrejiedu, Xiaozhongzhitong, Lianggan Dingjing effect, commonly used for boils and swelling, sore throat, snake bite, Diepoushangdang, convulsion.