发明名称 |
Amorphous, spray-dried powders having a reduced moisture content and a high long term stability |
摘要 |
The present invention relates to spray-dried amorphous powders which contain a pharmaceutical active substance and a matrix-forming agent, preferably a polymer, sugar or sugar alcohol in an amount of >=20-60% (w/w). The powders have a moisture content which is less than 1.2% (w/w), preferably less than 1% (w/w). The present invention also relates to special methods of preparing such powders and methods of administering them by inhalation.
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申请公布号 |
US2007298116(A1) |
申请公布日期 |
2007.12.27 |
申请号 |
US20040915298 |
申请日期 |
2004.08.10 |
申请人 |
BOEHRINGER INGELHEIM PHARMA GMBH & CO. KG |
发明人 |
BECHTOLD-PETERS KAROLINE;FRIESS WOLFGANG;SCHUELE STEFANIE;BASSARAB STEFAN;GARIDEL PATRICK;SCHULTZ-FADEMRECHT TORSTEN |
分类号 |
A61K9/14;A61K9/00;A61K38/18;A61K38/43;A61K39/395;A61K47/18;A61K47/26;A61P43/00 |
主分类号 |
A61K9/14 |
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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