Niu Huang Wan (牛黄消炎丸) is a kind of proprietary composite preparation, the appearance of black tiny water pills, taste slightly bitter, gas fragrant, slightly spicy. Its main active ingredients are artificial oxalis, mother-of-pearl, toadstools, Qingdai, smallpox pollen, rhubarb, andrographis and so on, the clinical efficacy is mainly to clear away heat and detoxification, reduce swelling and relieve pain. It is usually used for acute pharyngitis or chronic pharyngitis caused by sore throat, tonsillar inflammation caused by upper respiratory tract infections, or skin and mucous membrane abscesses, boils, carbuncles and so on. Usually adults need to follow the doctor’s advice oral medication, can also be powdered into a paste, external application of the affected area.