Asthma that is, bronchial asthma, pre-treatment is mainly drug therapy, including through the relaxation of airway smooth muscle, rapid relief of symptoms of the bronchodilator and inhibit the inflammatory process of the control drugs, as follows: 1, bronchodilator: β2 agonists, anticholinergic drugs and theophylline, which β2 agonists are the most effective, more common short-acting drugs, such as terbutaline, long-lasting drugs, such as formoterol 2, control drugs: the more common is inhaled glucocorticosteroids and anti-leukotriene drugs, inhaled glucocorticosteroids, such as budesonide, fluticasone propionate, anti-leukotriene drugs are more common montelukast sodium, special control drugs, such as omalizumab and so on. General treatment of bronchial asthma requires regular treatment, the treatment cycle is relatively long, patients with a confirmed diagnosis of asthma are advised to go to a specialist.