Pregnant women with low amniotic fluid can usually replenish it by drinking 2,000ml of water within two hours. If a woman finds out that she has less amniotic fluid through a test when she is pregnant, she can usually replenish her amniotic fluid by drinking water. Want to drink water to replenish amniotic fluid, a more effective way is to drink 2000ml of water within two hours, once a day can be, adhere to a few days after checking again, often can find that the amniotic fluid increased significantly. The method of replenishing amniotic fluid by drinking a lot of water is only suitable for pregnant women whose amniotic fluid is mildly reduced and whose fetus is normal. If the amount of amniotic fluid is particularly low or the fetus has obvious abnormalities, the method of drinking water to replenish amniotic fluid cannot be taken, and should be hospitalized in time.