< Topic >The to aerosol dapuson which is converted (or, the water formulation of dapuson) it offers.SolutionsThe to aerosol dapuson which is converted (or, the water formulation of dapuson), the windpipe inflammation, especially, it is used for the remedy of the sphere dominant characteristic inflammation of the chronic good inside. As for the disease which or can prevent remedy by the method of this invention, the chronic blockade characteristic lung disease (chronic obstructive pulmonary diseases: COPDs), the asthma and the cyst characteristic tissue symptom etc are included.< Selective figure >Figure 7B【課題】エアロゾル化したダプソン(又は、ダプソンの水性製剤)を提供する。【解決手段】エアロゾル化したダプソン(又は、ダプソンの水性製剤)は、気道炎症、特に、慢性好中球支配性炎症の治療に使用される。本発明の方法により予防又は治療されうる疾病は、慢性閉塞性肺疾患(chronic obstructive pulmonary diseases:COPDs)、喘息、嚢胞性線維症などを含む。【選択図】図7B