Salbutamol and ketotifen could remarkably inhibit the tracheal Schultz Dale reaction in the sensitized guinea pigs and reduce the number of eosinophils in the bronchoalveolar lavage of model of guinea pig lung anaphylactic inflammation.

• 沙丁胺醇和酮替芬对致敏豚鼠离体气管Schultz?Dale 反应具有抑制作用，并能使过敏性哮喘迟发反应时豚鼠支气管肺泡灌洗液中嗜酸粒细胞数显著减少。