A diabetic patient’s 2-hour postprandial blood glucose value of 8.2mmol/l is a high value, and it also depends on whether the patient is in a daily situation or during pregnancy. 1. Daily situation: the normal population 2 hours after meal blood glucose value should be less than 7.8mmol / l, the current value of 8.2mmol / l, is a high value of the situation, the corresponding situation, need to adjust the dosage of drugs, in addition to regulating the diet, strengthen the physical exercise. 2. During pregnancy: During pregnancy, the two-hour postprandial blood glucose value should be less than 6.8mmol/l, and the current value is 8.2mmol/l, which is obviously high. In order to avoid abnormal fetal development or intrauterine distress, most of them need to apply insulin regularly for control, and the specific dosage needs to be handled under the guidance of clinicians. If the 2-hour postprandial blood glucose value is high and cannot be controlled, it is necessary to consult a doctor in time for observation and standardized treatment under the guidance of a clinician.