Postprandial blood sugar 2 hours 9.3mmol / L does not necessarily need to take drugs. The normal range of two hours after meal should be less than 7.8mmol/L, so two hours after meal blood sugar 9.3mmol/L is high, but does not meet the criteria for diagnosis of diabetes mellitus, it is recommended to improve the fasting blood glucose and other tests, to determine the existence of diabetes mellitus. If the fasting blood sugar is normal only two hours after the meal blood sugar 9.3mmol / L belongs to abnormal glucose tolerance, usually do not need to take medication, you can first in the doctor’s guidance for dietary control, appropriate exercise to control blood glucose, if the blood glucose continues to control poor, you can follow the doctor’s instructions to take medication. If the diagnosis of diabetes mellitus is confirmed, you may need to use medication, oral medication under the guidance of a doctor, such as acarbose or insulin injection. A two-hour postprandial blood glucose of 9.3 mmol/L is recommended to go to the hospital and ask the doctor to make a judgment.