Blood sugar is not well controlled, the following treatment can be carried out: 1, strengthen the control of diet, to low sugar, low-fat diet, do not eat high-sugar fruits, drinks or desserts, but also need to strengthen physical exercise, about 20-40 minutes of aerobic exercise every day. 2, adjust the treatment plan of glucose-lowering drugs, if previously used a glucose-lowering drugs, blood sugar control is not good, to the two different mechanisms The combination of glucose-lowering drugs or increase the dose of glucose-lowering drugs for treatment, such as oral metformin extended-release tablets, the maximum dose can be 2000mg, once a day; glargine extended-release tablets, glimepiride can be changed to 2 tablets once a day. 3, if the blood sugar is still not well controlled, insulin can be used to control blood sugar.