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专利概况
专利名称 PARTICULATE PHARMACEUTICAL COMPOSITION HAVING MULTILAYER STRUCTURE
申请号 JP2018221821 申请日
公开(公告)号 JP2019099567A 公开(公告)日
申请(专利权)人 NIPPON CHEMIPHAR CO LTD 发明人 HAYASHI KAZUYA; YANAGIMOTO TAKESHI; MASUDA TOSHIKI; YOKOE TSUBASA; KUMAGAI EIJI
专利来源 国家知识产权局 转化方式
摘要

PROBLEM TO BE SOLVED : To provide enteric granules having controlled release of an active ingredient, and to provide orally disintegrating tablets containing the same.SOLUTION : An enteric granule has a multilayer structure having an elution control layer containing a cationic polymer and an enteric layer containing an anionic polymer, and can control the time for suppressing the release of the active ingredient and the like since these layers have a continuous structure.SELECTED DRAWING : Figure 1COPYRIGHT : (C)2019, JPO&INPIT

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