White tongue coating on both sides of the tongue is a manifestation of spleen deficiency, cold and dampness in the liver and gallbladder, and dietary influences. 1. Spleen deficiency: The spleen is the main transporter (the spleen has the function of digesting food, absorbing food essence and water and transferring it to the whole body), and if the spleen is not able to transporter water and dampness, then the tongue coating will be white on both sides. In addition, symptoms such as diarrhea, abdominal distension, and loss of appetite can also occur with spleen deficiency, which can be treated with drugs such as Ginseng Spleen Enhancement Pill. Note that this product is prohibited for those who are allergic to it, and should not be taken by patients with cold and fever. 2. Cold and dampness of the liver and gallbladder: the left belongs to the liver and the right belongs to the gallbladder, and white tongue coating on both sides is the manifestation of cold and dampness of the liver and gallbladder. In addition, cold and dampness of the liver and gallbladder will also appear fear of cold, weakness of the limbs, chest distension, female leucorrhea, male scrotum dampness, impotence and other symptoms, you can take Tiantai Wu Yao San and other additive and subtractive treatment. This formula should not be used for hernia pain caused by dampness-heat underflow (dampness and heat evils invading the intestines, bladder, pubic region, lower limbs, etc.). 3. Dietary influences: white tongue coating on both sides may also be excessive consumption of cold, fatty food or cold caused by, if there is no other disease, then you can not use medication, usually should pay attention to improve the dietary structure, avoid cold, greasy food. Tongue coating on both sides of the white, and the body has other symptoms of discomfort, the need for timely medical treatment, under the guidance of the physician standardized treatment, do not unauthorized use of drugs, so as not to cause adverse reactions.