High blood sugar in early pregnancy can be controlled through dietary modification, moderate exercise and medication under the guidance of a doctor. 1. Dietary modification: On the premise of balanced dietary nutrition, low-fat, low-sugar and low-cholesterol diet should be the main focus. Limiting the total calories of food and having small and frequent meals can help control blood sugar. 2. Moderate exercise: Moderate exercise should be practiced in daily life. Daily moderate exercise, such as jogging, walking and so on. It should be noted that the intensity of exercise should be avoided, and the amount of exercise can be increased gradually. 3. Medication: If it is difficult to control blood sugar through the above ways, considering gestational diabetes, insulin and other medications can also be applied under the guidance of the doctor for treatment. After the use of drugs appear abdominal pain, dizziness and other adverse reactions, must promptly seek medical treatment. For pregnant women, regardless of the type of measures taken to treat, it is important to seek medical attention in advance and follow the doctor’s instructions for treatment.