Bronchitis nebulizer for children are: 1) inhaled glucocorticoids: such as budesonide suspension; 2) bronchodilators: there are two kinds, the first is a beta agonist, let’s say salbutamol, and another is an M-cholinergic agonist, let’s say ipratropium bromide. Of course, there is another kind of medicine is compound ipratropium bromide, which is a compound preparation of beta agonist plus M agonist; 3. Nebulizer for phlegm: that is, inhaled acetylcysteine nebulizer. These drugs can be given to him in combination according to the condition, either budesonide plus ipratropium bromide, or budesonide plus compound ipratropium bromide, and then one can also budesonide, plus inhaled acetylcysteine nebulizer. Compound ipratropium bromide or ipratropium bromide should not be used with inhaled acetylcysteine nebulizer solution; these two drugs are contraindicated in combination.