Babies are especially prone to bronchitis due to their poor organismal resistance and low immunity. If the combined bacterial infection is clear through the baby’s clinical symptoms, physical examination and routine blood test, choose the appropriate antibacterial drugs, clinically you can choose amoxicillin, cefixime, azithromycin, etc. You can also choose sensitive antibiotics for treatment according to the bacterial culture of the pathogenic bacteria and the results of drug sensitivity test. For babies with combined fever and body temperature over 38.5℃, you can choose physical cooling and oral ibuprofen suspension to control the body temperature, and you can also choose cough and expectorant treatment such as acute syrup and pulmonary cough combination.