Generally speaking, Banlangen is effective for nasal fire (inflammation) caused by real fire. According to Chinese medicine, fire can be divided into two categories: real fire and imaginary fire. The root is a traditional Chinese medicine heat detoxification (clearing the body of heat and toxicity) medicine category, the nature of its bitter cold, with heat detoxification, cool blood, throat and other effects. Chinese medicine treatment of disease pay attention to evidence-based treatment, according to the characteristics of the root, for the treatment of solid fire caused by the nasal cavity fire is a certain effect. It can be used to treat external fever (fever caused by feeling external evil), the beginning of warm disease, sore throat, warm poisonous spots (warm poisonous evil invading the human body resulting in skin spots, plaques), mumps, dengteng (acute infectious disease, the skin can be seen to be red like paint) and other diseases. This product is contraindicated for those who are physically weak without actual fire and heat toxins, and those with deficiency of spleen and stomach (spleen and stomach weak and cold). If relevant symptoms occur, it is recommended to consult a doctor and use it under the doctor’s guidance, do not take it blindly on your own.