The uncomfortable top of the stomach that occurs in the fourth month of pregnancy is most often due to acid reflux caused by increased abdominal pressure, so you will feel the top of the stomach is uncomfortable. You can exercise appropriately to promote gastrointestinal tract peristalsis. In addition, diet must pay attention to a light diet, too greasy things, sour and spicy stimulating things do not eat, keep the bowels smooth, eat more green vegetables, normal bowel movements every day, do not be bedridden for a long time. At the same time, pay attention to the situation of the abdomen, if it is really difficult, it is recommended that you can take the following drugs, such as Daxil, which is relatively safe and improve the symptoms of the stomach.