The baby’s recurrent cough is considered to be caused by mycoplasma infection caused by bronchitis, cough variant asthma and other diseases, different diseases, different treatments, can be treated through general treatment, medication and other ways to treat. 1. Pneumonia caused by mycoplasma infection may cause babies to cough repeatedly, daily attention should be paid to rest, drink more water, do not eat spicy and stimulating food, avoid cold, etc., and at the same time should use azithromycin and other macrolide antibiotics for treatment. 2. Cough variant asthma is mostly related to genetic and environmental factors, after the onset of the disease, the child will also have recurrent cough, aggravated at night. Children should avoid contact with allergic substances, keep indoor air clean and prevent colds. They should also take nebulized inhalation of salbutamol and hydrocortisone as prescribed by the doctor to control the condition. In addition, pneumonia and other diseases can also cause babies to cough repeatedly, it is recommended that children go to the hospital in a timely manner to identify the cause of the disease, and receive treatment as soon as possible. The medication should be prescribed by the doctor.