Pregnant women with severe constipation can be quickly defecated through the use of drugs, clinically there are many kinds of drugs for treating constipation in pregnant women, there are topical drugs or oral drugs. 1. topical drugs: you can relieve the external use of drugs such as Keserol, Keserol can play a local lubrication of the intestinal tract and soften the role of stools, while stimulating the intestinal wall, intestinal peristalsis increase, help defecation. 2. Oral medication: Lactulose oral solution can be taken orally for relief, can form a hypertonic state in the intestinal tract, increase intestinal water, make the stool fluffy and soften, strengthen intestinal peristalsis, and help fecal discharge. All of the above medications should be used under the guidance of a doctor, do not self-medicate to avoid adverse reactions. It is recommended that in daily life, pregnant women should pay attention to regular life, drink more water, eat more food with higher dietary fiber, such as celery, bananas, etc., and maintain appropriate outdoor activities, such as walking, yoga and so on.