It is not true that a single medicine can remove yellowish tongue coating. In most cases, yellowish tongue coating is caused by phlegm-heat, damp-heat of the spleen and stomach (the spleen and stomach feel damp-heat), summer-dampness and colds, etc., which need to be treated with medicines according to the different causes of the disease. Phlegm-heat: If it is caused by phlegm-heat, you can choose to use Xiao Trap Thorax Soup, Qing Jin Hua Phlegm Soup and other medicines to treat it under professional doctor’s guidance. Damp-heat in the spleen and stomach: under professional doctor’s guidance, you can choose to use Ganluo Sterilizing Dan Plus Reduction, Ganluo Sterilizing Pill, Ginseng Ling Baijutsu Pill and other medicines for treatment. Heat-dampness cold: When heat-dampness cold causes the symptom of yellow and greasy tongue, you can choose to use Huo Xiang Zheng Qi Shui and other medicines under the guidance of a professional doctor for treatment. The above drugs should be used under the guidance of a professional doctor, read the instructions carefully and follow the doctor’s instructions.