Bronchitis is considered asthma in infants and children if there are more than three recurrent episodes of wheezing and coughing. If an episode is accompanied by wheezing, there is no history of recurrent episodes, there are obvious infectious factors that lead to it, called wheezy bronchitis. The principles of treatment are: 1, the acute infection period, the need to control the infection, you can choose different anti-infection treatment according to the pathogen, bacterial infections need to use antibiotics; 2, viral infections, do not advocate the use of particularly advanced antibiotics, because viral infections are self-limiting process; 3, wheezing severe, you can inhale bronchodilators, such as β2 agonists, you can also inhale glucocorticoids, reduce bronchial inflammation, and Let the smooth muscle of the bronchus get dilated, so as to expand the bronchus; 4, cough relief symptomatic treatment. If the child’s wheezing is serious and parents can’t grasp it well, they should seek medical consultation from a pediatrician and not deal with it by themselves.