White and thick tongue coating with cracks may be caused by phlegm-dampness or spleen deficiency. 1. Phlegm-dampness: If some patients have a lot of dampness in their body, the dampness forms phlegm over time, and the dampness and phlegm in the body stagnate and block the middle jiao, the tongue coating will be white and thick, very sticky, and accompanied by cracks, and commonly used in the clinic to treat the Six Gentlemen’s Pills. Six Gentlemen Pill is composed of Radix Codonopsis, Atractylodes Macrocephalae, Poria, Radix et Rhizoma Gingerae, Pericarpium Citri Reticulatae, Radix et Rhizoma Glycyrrhizae Praeparatae, which is used to treat weak spleen and stomach, poor food intake, weak qi and phlegm, and loose abdominal distension (thin and unformed feces). 2. Spleen deficiency: When the spleen and stomach are not functioning well, the body is unable to transform water-dampness, and water-dampness stagnates internally (water-dampness stays in the body), resulting in a thick white tongue with cracks in the middle, which is commonly treated with Ginseng Ling Bai Zhu San. Ginseng, Poria, Atractylodes macrocephala (fried), yam and other components, with the spleen and stomach, benefit the efficacy of lung qi, often used in the treatment of spleen and stomach weakness, loose stools, shortness of breath, cough, tiredness and fatigue. The adverse reactions and contraindications of the above drugs are not clear, if you need to take, please follow the doctor’s instructions. If the symptoms of white thick tongue with cracks appear, you should go to the hospital in time to see a doctor to clarify the cause and then give targeted treatment.