The main pathogens that cause bronchitis in babies include bacteria, viruses, mycoplasma, chlamydia, etc., so it is necessary to choose a targeted treatment. The baby can choose cephalosporin to control the infection, if it is caused by viral infection can choose antiviral drugs, mycoplasma, chlamydia infection of bronchitis baby can choose macrolide antibiotics, such as azithromycin to control the infection, only choose targeted treatment, baby’s bronchitis will have a good effect.