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    • 1. 发明申请
    • GRANULES FOR CONTROLLED RELEASE OF TAMSULOSIN
    • 用于控制释放TAMSULOSIN的颗粒
    • US20090130200A1
    • 2009-05-21
    • US11632327
    • 2005-07-07
    • Eszter Julianna BiroWaltraud Bueb
    • Eszter Julianna BiroWaltraud Bueb
    • A61K9/48A61K31/18
    • A61K9/1652A61K9/1617A61K9/1635A61K9/1694A61K9/5026
    • Granules for controlled release of Tamsulosin, the granules including Tamsulosin and a carrier matrix. The carrier matrix includes a) 2 to 25% by weight of an alginate and b) 30 to 70% by weight of a macromolecular substance selected from the group consisting of: methacrylic acid/ethyl acrylate 1:1 copolymer, methacrylic acid/methyl methacrylate 1:1 or 1:2 copolymers, aminoalkyl methacrylate copolymer, vinyl acetate/crotonic acid copolymer, polyvinyl acetate phthalate, ethylene-vinyl acetate, cellulose acetate phthalate, hydroxypropylmethylcellulose, sodium carboxymethylcellulose, carrageenan, crosslinked chitosan, polyethylene-vinyl acetate, poly-L-lactic acid, xanthan gum, polyvinyl acetate and mixtures thereof. The carrier matrix further includes 10 to 50% by weight of a hydrophobic substance selected from the group consisting of: glycerol behenate, glyceryl monostearate, wax, mono-, di- and trisubstituted glycerides, calcium stearate and mixtures thereof.
    • 颗粒用于坦洛新的控制释放,颗粒包括坦索罗辛和载体基质。 载体基质包括a)2至25重量%的藻酸盐和b)30至70重量%的选自以下的大分子物质:甲基丙烯酸/丙烯酸乙酯1:1共聚物,甲基丙烯酸/甲基丙烯酸甲酯 1:1或1:2共聚物,甲基丙烯酸氨基烷基酯共聚物,乙酸乙烯酯/巴豆酸共聚物,聚乙酸乙烯酯邻苯二甲酸酯,乙烯 - 乙酸乙烯酯,醋酸邻苯二甲酸纤维素,羟丙基甲基纤维素,羧甲基纤维素钠,角叉菜胶,交联壳聚糖,聚乙烯 - 乙酸乙烯酯, L-乳酸,黄原胶,聚乙酸乙烯酯及其混合物。 载体基质还包含10至50重量%的选自以下的疏水性物质:山嵛酸甘油酯,单硬脂酸甘油酯,蜡,单取代,二取代和三取代的甘油酯,硬脂酸钙及其混合物。