Pregnant women lying down with rumbling in the trachea may be the cause of upper asthma, respiratory tract infections, bronchitis, etc., can be treated through the use of antibiotics, pay attention to rest, the use of cough suppressants and other ways to treat. 1. Asthma: if pregnant women have a history of asthma, lying down will cause vagal excitation, bronchospasm, and croup, you can use bronchodilators, such as β2 agonists, commonly used drugs are salbutamol, terbutaline. 2. Upper respiratory tract infection: pregnant women with decreased resistance may be due to bacterial invasion leading to upper respiratory tract infection, which leads to a croup when lying down, if the patient’s symptoms are not very obvious, you can relieve the symptoms through appropriate rest, drink more water, etc., if there is a severe cough, fever and other symptoms, you can be given antibiotics and other medications such as cephalosporin. 3. Tracheitis: If the pregnant woman is in a poor environment for a long time, external irritants can stimulate the trachea leading to tracheitis, thus appearing to lie down the trachea with the symptom of rumbling, can be treated with antibiotics, such as amoxicillin and so on. If a pregnant woman lies down with a rumbling in her trachea, she should seek medical treatment in time, and the relevant drugs should be used under the guidance of a doctor, and should not be taken at random.