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    • 3. 发明公开
    • 레바프라잔-함유 나노입자를 포함하는 경구투여용 약학 조성물 및 그의 제조방법
    • 包含含有雷帕伐因的纳米颗粒的药物组合物及其制备方法
    • KR1020120094178A
    • 2012-08-24
    • KR1020110012426
    • 2011-02-11
    • 주식회사유한양행
    • 김민수김영훈박명용
    • A61K9/20A61K9/51A61K31/506
    • A61K9/5138A61K9/2027A61K9/2054A61K9/2077A61K9/5123A61K9/5161A61K31/506
    • PURPOSE: A pharmaceutical composition for oral administration including revaprazan - containing nano-particles and a manufacturing method thereof are provided to reduce content of revaprazan or salt per unit dosage, thereby reducing the side effects. CONSTITUTION: A pharmaceutical composition for oral administration including revaprazan-containing nano-particles comprises revaprazan or salt which is allowable in pharmaceutical field, butyl methacrylate, copolymer of (2-dimethylaminoethyl)methacrylate and methyl methacrylate, polyvinylacetal, diethyleamino acetate or a polymer of a mixture thereof, and organic acid or inorganic acid. The composition has an average particle size of less than 1000 nano meters. A manufacturing method of the pharmaceutical composition for oral administration containing the revaprazan - containing nano-particles comprises the following steps: selectively dispersing revaprazan or pharmaceutically acceptable salt, a copolymer of butyl methacrylate, (2- dimethylaminoethyl) methacrylate and methylmethacrylate, and polyvinylacetal diethyleamino acetate or a mixture thereof, organic acid or inorganic acid, and surfactant in water; wet-grinding the dispersed solution which is obtained by dissolving a binder which is pharmaceutically acceptable into the dispersed solution; and drying the wet-grinded and dispersed solution with a binder, a diluent, a disintegrant, and a mixture thereof.
    • 目的:提供包含含雷帕拉唑的纳米粒子的口服药物组合物及其制造方法,以降低单位剂量的雷帕沙坦或盐的含量,从而减少副作用。 构成:用于口服给药的药物组合物,包括含雷帕拉唑的纳米颗粒包括在药物领域中允许的雷帕沙或盐,甲基丙烯酸丁酯,(2-二甲基氨基乙基)甲基丙烯酸酯和甲基丙烯酸甲酯的共聚物,聚乙烯醇缩乙醛,二乙基氨基乙酸酯或 其混合物,有机酸或无机酸。 该组合物的平均粒径小于1000纳米。 含有含雷帕拉唑的纳米粒子的口服药物组合物的制造方法包括以下步骤:选择性地分散雷帕拉坦或其药学上可接受的盐,甲基​​丙烯酸丁酯,(2-二甲基氨基乙基)甲基丙烯酸甲酯和甲基丙烯酸甲酯的共聚物,以及聚乙烯醇缩乙醛二乙基氨基乙酸酯 或其混合物,有机酸或无机酸和表面活性剂在水中; 湿式研磨通过将药学上可接受的粘合剂溶解在分散溶液中而获得的分散溶液; 并用粘合剂,稀释剂,崩解剂及其混合物干燥湿研磨和分散的溶液。