Diabetes is clinically divided into type 1 diabetes, type 2 diabetes, gestational diabetes, and specific diabetes. Diabetic patients are prone to blood glucose fluctuations in treatment, sometimes with high blood glucose, sometimes with low blood glucose, especially the elderly with poor insulin function to control blood glucose, you can take oral hypoglycemic drugs or inject insulin, insulin has long-acting insulin, short-acting insulin, premixed insulin, according to the patient’s blood glucose type to choose Different programs. If the postprandial blood glucose is often low, the amount of food can be increased appropriately, and if the effect is not good, the dose of hypoglycemic drugs or insulin should be reduced appropriately, especially acarbose, Reglanet, etc. These drugs or insulin mainly control the postprandial blood glucose. Blood glucose treatment plan varies from person to person, and attention should be paid to monitoring blood glucose. If brittle diabetes is prone to hypoglycemia during the treatment, the range of blood glucose control can be relaxed appropriately.