High urine sugar is mostly caused by diabetes mellitus, Cushing’s syndrome or hyperthyroidism, etc. It can be treated with metformin, ketoconazole or methimazole tablets according to the situation. 1. Diabetes mellitus: If the blood sugar of diabetic patients rises above the renal glucose threshold, it may cause high urinary glucose, and may be accompanied by other symptoms such as excessive drinking, excessive urination, and excessive eating, etc. Patients can use metformin, acarbose and other hypoglycemic drugs under the guidance of the doctor. 2. Cushing’s syndrome: it can cause abnormal glucose tolerance and relative insulin insufficiency, resulting in high urine glucose phenomenon, the drugs used to treat Cushing’s syndrome are ketoconazole, mifepristone and so on. 3. hyperthyroidism: hyperthyroidism leads to excessive adrenaline secretion, there may be high urine sugar, patients can take methimazole tablets and other anti-thyroid drugs for treatment. High urine sugar can also be seen in other causes, it is recommended that patients seek medical attention in a timely manner, and under the guidance of the doctor for treatment, to avoid unauthorized use of medication on the body to cause discomfort.