The bad stomach and intestines during pregnancy can be treated with medication such as montelukast, bifidobacteria, and general measures to regulate the treatment. 1. General measures: patients with poor gastrointestinal tract during pregnancy should regulate their diet in time, and eat less overly greasy food, such as lard, fatty meat and so on. It is recommended that patients ensure adequate rest and drink water appropriately. 2. medication: in the pregnancy of patients with gastrointestinal bad old diluted phenomenon, if the improvement of diet can not be relieved, it is necessary to carry out drug treatment. Patients can follow the doctor’s instructions oral montmorillonite powder, can play the role of astringent diarrhea, can also be taken orally bifidobacterium tetrads capsules and other microbial preparations to regulate the gastrointestinal tract. Pregnant women during pregnancy when the phenomenon of the stomach and intestines are not good old diarrhea, you should consult a doctor in a timely manner, in accordance with the doctor’s instructions for treatment. Because pregnant women belong to a special group of people, so patients can not take their own medication to avoid injury to the fetus.