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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