Usually food does not have medicinal properties and can only be used to provide nutrition. In summer, you can take Huanglian Xieyue Tang, Gardenia Cyperus Pi Tang and Longdian Diarrhea Liver Tang under the guidance of a doctor to clear heat and reduce fire. Huanglian Xieyue Tang is a heat-clearing agent from “After Elbow Preparation”. It is mainly composed of Huanglian, Scutellaria baicalensis, Huangbai and Gardenia, which have the effect of clearing heat and removing toxins. It can be used to treat great heat irritability, dry mouth and throat, damp-heat jaundice and so on. Gardenia and Cypress Pi Tang, from “Treatise on Typhoid Fever”. It is mainly composed of gardenia, licorice, cypress, etc. It has the effect of clearing damp-heat. It can be used to treat patients with typhoid fever, yellow body and fever. Longdian Diarrhea Liver Soup, also a kind of heat-clearing agent, is from “Collected Explanations of Medical Formulas”. It is a heat-clearing agent. It is mainly composed of gentian herb, scutellaria, gardenia, and so on. It has the efficacy of clearing heat from internal organs, clearing and diarrhea solid fire of liver and gallbladder, and clearing damp-heat in liver meridian. It can treat the evidence of solid fire of the liver and gallbladder, and damp-heat subluxation (dampness and heat invading the intestines, bladder, pubic area, lower limbs, etc.). It is recommended that patients use it in a standardized way under the guidance of a doctor, and do not use it blindly on their own.