Asthma medication is simply divided into two categories: short-term relief and long-term control and prevention drugs, most of which are mainly inhaled dosage forms. 2 times a day. The treatment process of inhaled medications can be completed entirely at home, and most do not require hospitalization, greatly reducing the cross-contamination of in-hospital treatment. Most early childhood asthma medications are inhaled using a device called a nebulizer canister, and younger children inhale their medications using a nebulizer. The nebulizer inhalation method is simple to learn, easy to carry, inexpensive, and time-consuming, but the lack of cooperation from younger children can lead to poor efficacy and is suitable for older children; the nebulizer inhalation method is relatively complicated and time-consuming to operate, expensive, and inconvenient to carry, but the amount of inhaled medication is relatively guaranteed and suitable for younger children. It should be noted that these asthma treatment drugs, which are not specific to asthma, are widely used in the treatment of wheezing, allergic cough, bronchitis and pneumonia for their functions of dilating and relieving airway spasm, reducing non-infectious inflammation, and reducing sputum secretion: 1. Inhaled short-acting B agonists, representatives: salbutamol (Ventolin), terbutaline, acute exacerbation Use. 2, inhaled long-acting B agonists, representatives: formoterol, salmeterol, generally not used alone, the combination of formoterol and inhaled hormone budesonide, trade name Cymbalta, salmeterol and inhaled hormone fluticasone combination, trade name Sulidex, all belong to long-term control drugs 3, inhaled hormones, representatives: budesonide (pramipexole or pramipexole), fluticasone (colecalciferol) 4. Leukotriene receptor antagonists: montelukast, (cisplatin, pincer), are long-term controlled drugs. 5.Ipratropium bromide (Adequan) and doxorubicin belong to the third-line drugs for children’s asthma treatment, not the first choice, especially the theophyllines, which have strict use restrictions and need to be used with caution in children.