Glycosylated hemoglobin 7.6% postprandial blood sugar high can take drugs are biguanide drugs, sulfonylureas, alpha-glucosidase inhibitors, DPP-4 inhibitors, SGLT-2 inhibitors and so on, it is recommended that under the guidance of the doctor to take drugs. 1.Metformin:The common one is metformin, which is the first-line hypoglycemic drug for type 2 diabetes mellitus, not only can reduce glycated hemoglobin, fasting blood glucose and postprandial blood glucose, but also has the effect of weight loss. There may be gastrointestinal reactions and lactic acidosis in severe cases. 2. Sulfonylurea:It is a kind of insulin agonist, and the common ones are gliclazide, glimepiride, etc. It may lead to hypoglycemia, headache and other adverse reactions. 3. α-glucosidase inhibitors: common are acarbose, miglitol, through the inhibition of postprandial carbohydrate digestion and absorption to lower glucose, lowering glucose to reduce postprandial glucose, may have gastrointestinal reactions and other adverse reactions. 4. DPP-4 inhibitors: common ones are selegiline and ligustine, which are used to improve blood sugar in patients with type 2 diabetes mellitus that cannot be controlled by diet and exercise. There may be adverse effects such as gastrointestinal reactions. 5. SGLT-2 inhibitors: the common ones are empagliflozin and dagliflozin, which can be used to control blood glucose in patients with type 2 diabetes mellitus who are controlled by diet and exercise. Adverse reactions are mainly hypoglycemia, urinary tract infection and so on. Glycosylated hemoglobin 7.6% postprandial high blood sugar to the hospital, under the guidance of the doctor treatment, do not take drugs.