Summary of case history,　Dong, a 56-year-old male, presented to the clinic on 24 January 2021 with the main reason "dry mouth and thirst for 10 years, aggravated by elevated uric acid for 2 years". He was diagnosed with type 2 diabetes mellitus after a physical examination at a community hospital 10 years ago, and was taking metformin, acarbose and other glucose-lowering drugs intermittently, without regular blood glucose testing and periodic review. The patient has a dry mouth, thirst, sticky mouth, fatigue, hyperphagia, hunger, dizziness, dizziness, dizziness, fullness, heaviness in the lower limbs, weakness in the waist and knees, tingling in the skin and numbness in the hands and feet, which is obvious at night. The stools are sticky, with poor defecation, 1-2 times a day. The urine is slightly foamy and yellowish, without frequency, urgency or painful urination. Sleep is possible and dreams are frequent. The tongue is dark red, the veins under the tongue are tortuous, the moss is yellow and greasy, the pulse is thin and slippery.,TCM diagnosis,　thirst disorder. identification: dampness and heat in the spleen and stomach, depression and heat in the liver meridian, failure to transform kidney qi and stasis in the ligaments.,Western medicine diagnosis,　metabolic syndrome; chronic kidney disease stage 3,Therapeutic methods,　Western medicine routinely lowered blood pressure and protected renal function.,Clinical outcomes,　The symptoms were significantly relieved and the indexes improved, and the disease was effectively controlled.