Honeysuckle. It is a traditional Chinese medicine with a long history. It was first recorded in the Record of Famous Doctors and listed as top grade. The name "honeysuckle" first appeared in Li Shizhen's Compendium of Materia Medica, which has been used for a long time and has been included in China Pharmacopoeia. In addition, there are names of Yin Hua, Hua Shuang, Erhua, Erbaohua and Shuang Bao Flower. Honeysuckle has the function of clearing heat and detoxifying, and sore throat can be soaked in water.