Thick white greasy moss on the root of the tongue is related to phlegm-dampness, dampness, cold-dampness, spleen deficiency, etc. It needs to be treated in conjunction with the symptoms, and may be seen in phlegm-fluid internal obstruction, dampness-impregnation, cold-dampness in the lower Jiao, and dampness and stagnation in spleen deficiency. If there is cough and phlegm, dullness (no appetite, less food), vomiting, dizziness, headache, heaviness of limbs, etc., consider phlegm and turbidity internal obstruction, and use Er Chen Tang to add subtractions. If symptoms such as chest tightness and shortness of breath, poor appetite and nausea, vomiting and diarrhea, heavy body and fatigue are also seen, consider dampness and turbidity internal obstruction, and add or subtract Pingtuosan. If symptoms such as lumbar and knee soreness and tenderness, coldness (fear of cold, cold limbs), lower limb edema, long and clear urine, seminal emission and premature ejaculation are also seen, it is considered that kidney yang is insufficient (lack of yang qi in the kidneys), and that cold and dampness are stored in the lower jiao, so warming the kidneys and dispersing cold (warming the kidneys and dispersing the cold evils) can be used to remove dampness with Jin Gui Kidney qi Pill or Sisi Shen Pill. If symptoms such as dullness (lack of appetite, reduced food intake), low food intake, fullness in the epigastrium (abdomen), loose stools, heaviness in the limbs, and fatigue (mental exhaustion, physical weakness) are also present, spleen deficiency and dampness stagnation can be considered, and spleen and dampness can be invigorated with Senling Baijushu San, Pingtu San, and tonifying the middle Jiao Qi (treating deficiency of qi by tonifying the spleen) Tang Plus Subtractions. Do not take medication without authorization, need to use medication under the guidance of a doctor.