Pregnancy dry mouth drinking water does not work may be pregnancy high metabolic state, gestational diabetes and other causes, through dietary regulation, exercise, exercise, medication and other ways to regulate. 1. High metabolic state during pregnancy. After pregnancy, the body’s metabolism speeds up, the body’s water is faster to consume, there will be dry mouth and drink water does not work performance. Usually drink a small amount of water, not only to regulate body temperature, but also to replenish the body water, improve the symptoms of dry mouth. Dietary aspects of eating fresh fruits and vegetables, such as cucumber, watermelon, grapes, can replenish water, improve the symptoms of dry mouth. 2. Gestational diabetes. Pregnant with gestational diabetes, the body insulin secretion absolute or relative insufficiency, will lead to increased blood glucose concentration in the blood, the osmotic pressure in the blood becomes high will absorb the intracellular water, pregnant women will appear dry mouth, thirst symptoms, showing dry mouth and drinking water does not work. This kind of pregnant women to control blood sugar, first through dietary regulation and appropriate exercise to control, diet should be done to eat small meals, do not eat high sugar, high fat and other foods, eat fresh vegetables, coarse grains of food, exercise every day exercise 30-60 minutes, such as walking, yoga, gymnastics for pregnant women, through the above ways of controlling the effect of poor, under the guidance of the doctor with insulin to control blood sugar. Pregnancy dry mouth is more serious, it is recommended to seek timely medical treatment.