The drug of choice in clinical control of bronchial asthma attacks is glucocorticoids, which are very important primary medications, such as dexamethasone, methylprednisolone, prednisone, budesonide, etc., and can be administered orally, by nebulized inhalation or intravenous drip. Glucocorticoids can be very obvious anti-inflammatory and anti-allergic, can ensure the integrity of airway mucosal cells, and can eliminate the pathological state of airway congestion, edema, and exudation of inflammatory secretions. It can also be combined with bronchodilators, such as salbutamol, terbutaline, ipratropium bromide, etc., which can relieve asthma attacks through nebulized inhalation therapy.