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    • 3. 发明申请
    • NASAL PHARMACEUTICAL FORMULATIONS AND METHODS OF USING THE SAME
    • NASAL药物制剂及其使用方法
    • WO2004091575A1
    • 2004-10-28
    • PCT/EP2004/003315
    • 2004-03-29
    • MERCK PATENT GMBHCHAUDRY, Imtiaz
    • CHAUDRY, Imtiaz
    • A61K9/12
    • A61K31/573A61K9/0043A61K31/56A61K31/57A61K31/7048A61L2/0035A61K2300/00
    • Nasal pharmaceutical formulations comprising a drug substance having a specific particle size distribution profile are disclosed herein. Such profile provides increased bioavailability, increased efficacy or prolonged therapeutic effect of the drug substance when administered intranasally. The formulations of the present invention may comprise one or more corticosteroids having a specific particle size distribution profile. In a preferred embodiment, the corticosteroid is fluticasone or a pharmaceutically acceptable derivative thereof for the treatment of one or more symptoms of rhinitis. Preferably, the drug substance is fluticasone propionate. The formulations herein maybe provided as an aqueous suspension suitable for inhalation via the intranasal route.
    • 本文公开了包含具有特定粒度分布曲线的药物的鼻内药物制剂。 当鼻内施用时,这种特征提供增加的生物利用度,增加的药效或延长治疗效果。 本发明的制剂可以包含一种或多种具有特定粒度分布特征的皮质类固醇。 在优选的实施方案中,皮质类固醇是氟替卡松或其药学上可接受的衍生物,用于治疗一种或多种鼻炎症状。 优选地,药物物质是丙酸氟替卡松。 本文的制剂可以作为适于通过鼻内途径吸入的水性悬浮液提供。