Violent coughing during pregnancy can cause an increase in abdominal pressure, which is then transmitted to the pelvis, with the possibility of causing fetal hypoxia or even miscarriage. Violent cough can also lead to nausea and other uncomfortable symptoms, affecting the appetite of pregnant women. For the severe cough during this period, there are the following treatments: First, you can take oral promethazine hydrochloride tablets for cough suppression treatment. Second, conditions can be nebulized budesonide aerosol, relieve the spasm of the airway, thus relieving the symptoms of cough. If the patient is accompanied by coughing up pus and sputum, fever, in addition to cough suppressing treatment, should be active in blood routine, C-reactive protein, etc. to understand the degree of inflammation, and timely anti-infective treatment.