包含布地奈德和福莫特罗的药物组合物

本发明涉及通过吸入施用的干粉形式的药物制剂及其旨在治疗阻塞性呼吸道综合征，如哮喘和慢性阻塞性肺疾病(COPD)。特别地，本发明涉及可吸入药物组合物，该可吸入药物组合物包含：第一粉末，由占所述第一粉末大于5％w/w的量的布地奈德或其药学上可允许的盐中的一种、占所述第一粉末5-70％w/w的量的亮氨酸、以及占所述第一粉末20-90％w/w的量的乳糖组成；第二粉末，由占所述第二粉末大于1％w/w的量的福莫特罗或其药学上可允许的盐中的一种、占所述第二粉末5-70％w/w的量的亮氨酸、以及占所述第二粉末20-90％w/w的量的乳糖组成；以及第三粉末，由占所述第三粉末5-70％w/w的量的亮氨酸、以及占所述第三粉末20-90％w/w的量的乳糖组成。所述组合物具有大于60％的细颗粒部分(FPF)和大于90％的递送部分(DF)。 The present invention relates to drug formulations in dry powder form for administration by inhalation and indicated for the treatment of obstructive airway syndromes such as asthma and chronic obstructive pulmonary disease (COPD). In particular, the invention relates to an inhalable pharmaceutical composition comprising a first powder consisting of budesonide, or one of its pharmaceutically allowable salts, in a quantity greater than 5% w/w of said first powder, leucine in a quantity in the range of 5 to 70% w/w of said first powder, and lactose in a quantity in the range of 20 to 90% w/w of said first powder; a second powder consisting of formoterol, o