支气管哮喘 (下称哮喘 )是一种气道的慢性炎性疾患 ,它包括炎症细胞、介质与气道的组织和细胞间复杂的相互作用 ,这种相互作用导致急性支气管收缩、气道壁水肿、粘液分泌增加和气道重塑 ,从而引起气道阻塞 ;炎症还可以引起气道反应性增高。抗炎性平喘药通过抑制气道炎症反应 , Bronchial asthma (hereinafter referred to as asthma) is an airway chronic inflammatory disorder that includes complex interactions between inflammatory cells, tissues and cells of the media and the airways, resulting in acute bronchoconstriction, airway wall edema , Increased mucus secretion and airway remodeling, causing airway obstruction; inflammation can also cause increased airway responsiveness. Anti-inflammatory antiasthmatic drugs through the inhibition of airway inflammation,