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专利概况
专利名称 Sustained release pharmaceutical composition or functional food composition having properties of being resistant to ethanol
申请号 JP2016552607 申请日
公开(公告)号 JP6474421B2 公开(公告)日 2015-02-09
申请(专利权)人 发明人 シュラッダ サンジーヴ ジョシ; プリヤンカ パラブ; ハーシュ シャー; プリーティ パティル; スミサ シェティ
专利来源 国家知识产权局 转化方式
摘要

The invention refers to a pharmaceutical or nutraceutical composition, comprising a) a core, comprising a pharmaceutical or a nutraceutical active ingredient, b) an inner coating layer comprising one or more salts of alginic acid and c) an outer coating layer comprising one or more water-insoluble polymers or copolymers and one or more water-soluble polymers, selected from the group of water soluble celluloses, polyvinyl pyrrolidones or polyethylene glycols or any combinations thereof. wherein the ratio by weight of the amount of the one or more salts of alginic acid in the inner coating layer to the amount of the one or more water-insoluble polymers or copolymers in outer coating layer is from 0.6 to less than 2.5 : 1.

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