Pregnant women can drink sesame oil to treat constipation, but it is not recommended to drink a lot of sesame oil on a regular basis. Fragrant oil, also known as sesame oil, has a certain laxative effect. Pregnant women occasionally drink a small amount of sesame oil on an empty stomach, can soften the stool, relieve the symptoms of constipation. But sesame oil is a high-fat food, long-term oral sesame oil can cause pregnant women hypertension, gestational diabetes and other diseases, a large number of oral sesame oil, may cause pregnant women diarrhea, and even induce miscarriage or premature birth. Pregnant women should develop good defecation habits when constipated, daily bowel movements on time, eat more fresh fruits, vegetables and foods rich in fiber. Appropriate activities to increase intestinal peristalsis. When constipation is serious, you can take lactulose or use corkscrew, but prohibit enemas and oral laxatives such as magnesium sulfate. Pregnant women should consult a doctor in time when constipation, under the guidance of the doctor to take diarrhea medication, do not abuse drugs, so as not to cause fetal and maternal discomfort.