At this stage of pregnancy, it is not advisable to take drugs indiscriminately during the first three months of pregnancy, as this is not good for the fetus. There are many reasons for constipation, such as too little activity, eating too fine food, it is recommended to eat more coarse grains, eat more vegetables and fruits, eat more bananas and drink more water to help laxative. If you eat too few vegetables, it may aggravate the constipation. When pregnant, the abdominal cavity and pelvic pressure will increase, which will compress the intestinal canal, which is not conducive to defecation.