The effect of nebulization in pediatric bronchitis is generally ideal, because children have difficulty taking medication, oral medication does not ensure effective absorption, and nebulization treatment as a simple and easy to use, can directly make the drug into the respiratory tract, quickly play the role of anti-inflammatory, asthma, phlegm, cough, enhance immunity, especially for wheezing bronchitis effect is more ideal. If pediatric bronchitis is not actively treated, it may evolve into bronchopneumonia, and in severe cases, heart failure. Therefore, pediatric bronchitis requires a comprehensive judgment based on clinical symptoms, physical examination, and ancillary tests. If it is common bronchitis, it can basically be relieved in about a week after active treatment. In case of wheezing bronchitis with fever and coughing sputum that cannot be easily coughed out, antibiotics and hormone therapy should be given as soon as possible. Nebulization usually uses glucocorticoids and alpha interferon together, which can play the role of anti-inflammatory, asthma, cough, sputum and enhance the immunity of the respiratory tract, which can shorten the duration of the disease in children.