A 2-hour postprandial blood glucose of 8.63 mmol/L is generally not normal in pregnant women. All types of gestational hyperglycemia pregnancy blood glucose target for fasting blood glucose <5.3mmol/L, 1 hour postprandial blood glucose <7.8mmol/L, 2 hours postprandial blood glucose <6.7mmol/L. 2-hour postprandial blood glucose 8.63mmol / L more than the above range, can be further based on fasting blood glucose, glucose tolerance test comprehensive diagnosis of gestational diabetes mellitus, once diagnosed need to pay attention to dietary control, take a small amount of food, reduce the intake of carbohydrates, with a good proportion of protein, fat, increase exercise, promote consumption. Regular monitoring of blood glucose levels, good control of blood glucose, to avoid increasing the risk of pregnancy, reduce the chances of a huge child, if necessary, need insulin and other hypoglycemic drugs treatment, try to go to the hospital to consult the doctor.