Pregnant women with constipation can use corked milk, but it is not recommended for long-term use. It is a topical drug, mainly using the high concentration of glycerin or sorbitol, i.e. hypertonic effect, to stimulate the intestinal wall, reflexively cause defecation reaction, in the dry stool has been near the anal opening, because it is too dry and coarse, not easy to discharge when applied, but also play the role of lubrication and softening stool, so that the dry stool is easy to discharge. The drug is only 20ml, the scope of action is very small, and will not be absorbed by the body, so it will not cause harm to pregnant women. However, it should be used under medical supervision whenever possible. In order to reduce the symptoms of constipation, usually in the diet, you should often eat some coarse grains, mixed grains, more food containing more fiber, less spicy, stimulating, cold food. Every morning after waking up, drink a cup of warm water or honey water on an empty stomach; drink 1600ml-2000ml of water daily; develop the good habit of regular bowel movements every day, even if you can’t go to the toilet on time, and gradually form a conditioned reflex. Long-term persistence will form a good habit of defecation in the morning. Pay attention to appropriate daily physical activities, such as walking, but also do some light housework, which can help promote gastrointestinal movement. Avoid standing, sitting and lying for a long time to prevent gastrointestinal peristalsis from slowing down and inducing functional constipation. Therefore, pregnant women should not rely on the open plug to solve constipation, but the diet, water, exercise, comprehensive conditioning to solve the problem of constipation.