Bronchiolitis in infants 0 to 3 months may be caused by viral, bacterial and other infections and is treated with general care, nebulized inhalation and medication. 1. General treatment: infant bronchitis, pay attention to avoid cold, indoor keep appropriate temperature and humidity, not too dry. At the same time, open the windows diligently to maintain air circulation and indoor cleanliness and hygiene. 2. Nebulized inhalation treatment: bronchitis cough and sputum with wheezing, etc., can be nebulized inhalation of aminobromine and so on. 3. Anti-infection treatment: If it can be determined that the child’s bronchitis is caused by viral infection, and the symptoms are more serious, ribavirin nebulization treatment can be used; if accompanied by bacterial infections, etc. can be used to use cephalosporin and other antibiotic treatment. 0 ~ 3 months infant bronchitis, it is recommended to consult a doctor in a timely manner, to clarify the cause of the disease, active treatment, the use of medication in accordance with the doctor’s instructions, not blindly self-medication, in order to avoid adverse effects.