A pregnant woman’s cough can affect the development of the fetus in various ways, and the degree of impact is related to the severity of the cough and its cause, as follows: 1. Mild cough: if a pregnant woman has a mild cough and runny nose due to cold, but does not have a fever, the symptoms are mild and generally have less impact on the fetus, so there is no need for medication. At this time, we should pay attention to drinking more water, resting more, and can consume appropriate amount of rock sugar Chuanbei Snow Pear to stop coughing; 2. Severe cough: prolonged and intense coughing can cause increased abdominal pressure in pregnant women, which leads to uterine contraction, and if the pregnant woman also has headache, sore throat, shortness of breath, fever and other symptoms, it can affect the development of the fetus and even lead to the possibility of miscarriage, it is recommended to go to the hospital as soon as possible to find a doctor for examination and treatment; 3. Viral cold and cough: often It is often manifested as high fever, headache, general muscle and joint pain. In early pregnancy, the various organs of the fetus are not yet fully developed and viral infection can be transmitted to the fetus through the placenta, affecting the development of the fetus and possibly causing fetal congenital heart disease, hare lip and hydrocephalus. Therefore, it is recommended that pregnant women who have a severe cough should go to the hospital to receive active treatment in a timely manner and avoid self-medication.