Tongue coating is yellow and greasy with teeth marks on the side of the tongue, which may be caused by spleen deficiency and dampness-heat, dampness-heat stasis, etc. Patients can take medication as prescribed by the doctor, and commonly used medications include Baohe Pill, Mu Xiang Shun Qi Pill, and Dampness-heat Paralysis Pellet. 1. Spleen deficiency and dampness-heat: yellowish and greasy tongue coating with teeth marks on the tongue side may be caused by spleen deficiency and dampness-heat, with clinical manifestations such as low food intake, abdominal distension, loose stools (stools are not shaped, and there is a feeling of not being drained after stools are passed), heat in the body without elevation (the whole body feels hot, but the skin feels not so hot), and a heavy and sleepy body, etc. The patient can take Baohe Pills as prescribed by the doctor. You can take Baohe Pills, Muxiang Shunqi Pills, Spleen Enhancement Pills and other proprietary Chinese medicines as prescribed by the doctor for treatment. 2. Damp-heat stasis: yellowish and greasy tongue coating with teeth marks on the tongue edge may also be caused by damp-heat stasis, which is characterized by heat and thirst, heavy tingling in the head, body, limbs and extremities, lumps under the duress (lumps), dysuria (unruly urination), and loose stools, etc. The doctor may prescribe Chinese medicines such as Baohe Pills, Mu Xiang Shun Qi Pills and Jian Shi Pills for treatment. You can follow the doctor’s instructions to take damp-heat paralysis granules, angelica pain pills and other drugs for treatment. If the symptoms of yellow and greasy tongue coating with teeth marks on the side of the tongue are not relieved for a long time or accompanied by other discomforts, consult a doctor in time to find out the cause and carry out targeted treatment.