Pregnant women’s cough is mainly caused by inflammation of the trachea. Spitting yellow sputum is more likely to be caused by bacterial infection, but it may also be caused by viral infection. According to traditional Chinese medicine, lung heat caused by seasonal climate or feeling the evil of dryness and heat needs to be considered. It is possible to do sputum examination, such as bacterial culture and drug sensitivity test, to clarify the cause and then apply the symptomatic drug treatment, including the application of antibiotic treatment, the effect is good. If there is no condition to do bacterial culture, it is recommended to consider applying antibiotic treatment of penicillin, which has less effect on the fetus, and in serious cases, infusion treatment can also be considered. Chinese medicine treatment can choose to clear the lung and drain heat, commonly used formulas such as diarrhea white san, orris soup, drugs such as mulberry white peel, mulberry leaf, orris, ground bone bark, licorice, etc., can also consider the application of Chinese patent medicine compound fresh bamboo lee oral. Food therapy can be taken with snow pear with rock sugar decoction to regulate, as well as life should also pay attention to regulation, avoid eating spicy, stimulating food.