Thick and white tongue coating indicates that the spleen and stomach functions of children are weakened, which belongs to spleen deficiency and stomach weakness, with dysfunction of digestion and conduction, and easy to produce food stagnation (indigestion of food and stagnation of food in the stomach). Thick tongue coating in children can be treated with Pediatric Spleen Enhancing Pill Plus Reduction. The treatment involves the use of medicines to strengthen the spleen, harmonize the stomach and eliminate food. Pediatric Spleen Enhancement Pill has the effects of strengthening the spleen, harmonizing the stomach and resolving stagnation, and is used for indigestion, inappetence, loose stools and weakness caused by weakness of the spleen and stomach in children. Children with thick tongue coating can be treated with the addition or subtraction of Pediatric Spleen Enhancement Pill. Its adverse reactions and contraindications are not yet clear. Avoid eating cold, greasy and other indigestible food during the period of taking the medicine. It is not advisable to drink tea or eat radish while taking this medicine, and it is not advisable to take quinquefoil, wulingzhi, soap pods or their preparations. Children with thick tongue also need to be combined with the systemic situation, such as symptoms, pulse, signs and so on, if the child is not feeling well, it is recommended to go to the hospital in a timely manner, by the doctor’s diagnosis and treatment and then use the drug, do not self-medication, so as not to aggravate the condition.