The current treatment for diabetes is mainly oral hypoglycemic drugs or insulin injections on the basis of diet and exercise. Below we will divide into several cases to see, in the end there is no one can avoid taking drugs and injections to control high blood sugar. First, for type 1 diabetes, gestational diabetes, juvenile-onset diabetes, there is no other way but to rely on medication or insulin treatment. Secondly, for the body wasting 2 sex diabetes patients, some patients, especially early patients after intensive treatment is a possibility of reversal, at this time you can get rid of the medication under the guidance of the doctor reasonable. However, if the blood sugar cannot be normalized, long-term oral hypoglycemic drugs or insulin injection treatment is needed. Thirdly, for young and shorter course of overweight or obese type 2 diabetes patients, you can effectively reduce the weight of the method, so that the patient to realize the need to take medication and injections blood sugar is still normal. However, it should be noted that, especially for severely obese patients, conventional weight loss methods have been proven to be ineffective, and the Chinese Guidelines for the Prevention and Treatment of Type 2 Diabetes Mellitus clearly recommend metabolic corrective surgery to achieve both weight loss and glucose reduction. However, the surgery requires strict pre-operative examination, and there are requirements for post-operative diet and lifestyle habits, and only a few of them really meet the requirements. Fourthly, for overweight or obese type 2 diabetic patients, if they are older, have a longer course of disease, and have serious diabetic complications, they will benefit from weight loss, but they can only lose weight by conventional methods and are no longer suitable for surgical weight loss. Therefore, for different diabetic patients, they must choose the most suitable treatment for themselves according to their own physical condition and actual conditions.