The incidence of high blood sugar in pregnant women is very common, commonly can be controlled by the following aspects: 1, diet: pregnant women’s diet should pay attention to the type of food, balanced diet, encouraging small meals, reduce the burden on the pancreatic islets, so that the blood glucose is controlled at a normal level; 2, exercise: consume excess sugar in the body through appropriate exercise, so that pregnant women’s blood glucose is controlled at a steady state; 3, drug therapy: diet control and exercise Treatment still can not reach the standard, to use medication under the guidance of the doctor. Insulin is generally used, with few side effects.