发明名称 |
MEDICAMENT-CONTAINING HOLLOW PARTICLE |
摘要 |
The problem of the present invention is to provide a medicament-containing particle having sufficient strength durable against compression, coating and the like, and imparted with desired functionality and a process for preparation thereof and the like. The present invention provides a particle composed of a shell and a hollow, wherein the shell contains a medicament and a polymer, and a volume ratio of the hollow relative to the whole particle is 1% - 50%. The present invention also provides a process for preparation of the above hollow particle, which includes a step of granulating a powder mixture containing a medicament and a polymer, while spraying a solvent capable of dissolving the polymer. |
申请公布号 |
EP2886109(A1) |
申请公布日期 |
2015.06.24 |
申请号 |
EP20130830393 |
申请日期 |
2013.08.20 |
申请人 |
SUMITOMO DAINIPPON PHARMA CO., LTD. |
发明人 |
KOBIKI, MITSUAKI;OCHIAI, YASUSHI |
分类号 |
A61K9/50;A61K9/14;A61K9/16;A61K9/20;A61K47/32;A61K47/34;A61K47/38 |
主分类号 |
A61K9/50 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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