Weakness of the spleen and stomach with dry, thick and greasy tongue coating is mainly identified as weakness of the spleen and stomach combined with phlegm, dampness, heat and internal dampness according to traditional Chinese medicine, and can be used according to the symptoms under the guidance of the doctor, such as Ginseng and Atractylodis Macrocephalae, and Pingtuosan. Ginseng Ling and Atractylodes Macrocephalae has the effect of benefiting qi and strengthening the spleen (regulating the qi of the spleen and stomach), and stopping diarrhea by exuding dampness (removing dampness to treat diarrhea). It is mainly used for treating symptoms caused by spleen deficiency and dampness. Flat Stomach San has the effects of drying dampness to strengthen the spleen, moving qi and harmonizing the stomach (regulating the stomach and internal organs by promoting the operation of qi). It is mainly used for the treatment of symptoms caused by stagnation of dampness in the middle Jiao. The adverse effects or contraindications of the above drugs are not clear, and should be used after professional medical diagnosis, and should not be used blindly.