If you have a mild cough in the 7th month of pregnancy, for example, 1-2 coughs, it usually has no effect on the fetus. If it is a repeated cough, it will have an effect on the fetus. Because of prolonged exertion, it may cause premature rupture of fetal membranes and preterm delivery hazards. Various diseases can also occur in pregnancy and motherhood, for example, the most common causes of cough are: 1. respiratory diseases, such as upper sensation, influenza, bronchitis, bronchitis, tumors or other causes; 2. pleurisy, such as tuberculous pleurisy combined with pregnancy, can also cause coughing; 3. cardiovascular system diseases, such as the occurrence of heart failure can also cause coughing; 4. cold can also cause coughing; 5. medication factors, such as taking medication can also cause coughing as a side effect. It is important to treat the above causes of coughing accordingly, so if you develop a cough, you must visit the hospital and treat it accordingly according to the different causes of coughing. In addition, some people are worried about the effect of taking medicine on the fetus, so they can use Chinese herbal medicine to treat it.