Herbal medicines for treating internal heat in children with yin deficiency of the spleen and stomach (insufficient yin fluid in the spleen and stomach) include Yuyi Tang and Yiqi Tang, both of which need to be taken under the guidance of a physician. 1. Jade Liquid Soup: composed of Chinese yam, Zhi Mu, Pueraria Mirifica, Astragalus Membranaceus, smallpox pollen, etc., it has the functions of benefiting qi and nourishing yin (tonifying qi and yin), consolidating the kidney and generating body fluid, and it is often used in treating qi and yin deficiencies (deficiencies in both qi and yin), such as dryness of the mouth, thirst, insomnia of the mouth, frequent and frequent urination, or turbidity of the urine, and drowsiness and shortness of breath, etc. Its adverse effects and contraindications are not clear. Its adverse reactions and contraindications are not clear at the moment. 2. It is composed of Radix Salviae Miltiorrhizae, Radix Ophiopogonis, Radix Rehmanniae Praeparata, Rhizoma Polygonati Odorati, Rhizoma Polygonati Odorati, etc. It has the effect of nourishing yin and benefiting the stomach (replenishing yin fluid and enhancing the function of the stomach and internal organs), and can be used in the treatment of gastric yin insufficiency (deficiency of yin fluid in the stomach), with symptoms such as lack of desire for hunger and food, dryness in the mouth and throat, and dryness of stools. Its adverse reactions and contraindications are not clear. If there is any manifestation related to Yin deficiency and internal heat in the spleen and stomach, it is recommended to consult a hospital in time and treat the symptoms under the guidance of a traditional Chinese medicine practitioner, so as to avoid affecting the condition, and do not self-medicate.