Reducing fire is generally referred to as “clearing heat and diarrhea” in Chinese medicine. For solid heat, reduce fire can use some have clear heat diarrhea effect of traditional Chinese medicine, such as scutellaria, gardenia, Huang Huanglian and so on. For solid heat, it is manifested as fever, malignant heat and preferring cold, thirst for drinking, red face, irritability, yellow and thick phlegm, dry and knotty stools, short and yellow urine, etc. It is possible to use herbs with the effect of clearing heat and diarrhea to reduce fire. You can use Chinese medicines with the effect of clearing heat and diarrhea, such as Huanglian, Scutellaria baicalensis, Zhimu, Gypsum, rehmannia, etc. However, the bitter and cold nature of such medicines can easily hurt Yang Qi, resulting in cold deficiency, which is unsuitable for people with cold and yin deficiency, such as those who are weak and afraid of cold. Chinese medicine to reduce fire has certain contraindications, the use of improper damage to the spleen and stomach easily lead to diarrhea, abdominal cold pain, etc., the need for Chinese medicine to reduce fire is recommended to the regular medical institutions, follow the doctor’s instructions for the use of medication.