There is no such thing as the fastest way to treat small intestinal fire. Small intestinal fire can be treated with medication, such as Guanchi Pills and Bazheng Combination. Guiding Red Pill, has the effect of clearing heat and fire (removing heat and fire from the body), diuretic and laxative. It is used for mouth and tongue sores, sore throat, heart and chest irritation (irritability and sultriness), short and red urine (small amount of urine, dark yellow color), constipation due to internal heat. Contraindicated for those with weak spleen and stomach, internal cold. Avoid smoking, alcohol and spicy food during the period of consumption. Bazheng Combination has the effects of clearing heat, diuretic and lymphatic drainage. It is used for short and red urine, dripping and astringent pain, dry mouth and throat caused by damp-heat underflow (dampness and heat invading the intestines, bladder, pubic region and lower limbs, etc.). It is contraindicated in pregnant women. When using the medicine for treatment, it is necessary to be guided by a traditional Chinese medicine practitioner to identify the symptoms.