| 发明名称 |
BINDEMITTELFREIES GRANULAT MIT VERZOEGERTER WIRKSTOFFABGABE. |
| 摘要 |
Binder-free delayed-release granules for oral or parenteral admin. comprise an opt. granulated drug coated with 1-20 wt.% poly-D(-)-3-hydroxybutyric acid (PHB). The PHB has a mol.wt. of 50,000-800,000, esp. 100,000-400,000. The drug, esp. celiprolol.HCl, is coated with 1-15 (esp. 3-10) wt.% PHB. Coating is pref. effected by spraying with a PHB soln. in a fluidised-bed granulator.
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| 申请公布号 |
DE3871840(D1) |
申请公布日期 |
1992.07.16 |
| 申请号 |
DE19883871840 |
申请日期 |
1988.03.16 |
| 申请人 |
PCD POLYMERE GES.M.B.H., SCHWECHAT-MANNSWOERTH, AT |
发明人 |
KORSATKO, DR., WERNER;KORSATKO-WABNEGG, DR., BRIGITTA, A-8054 GRAZ, AT |
| 分类号 |
A61K9/16;(IPC1-7):A61K9/16 |
主分类号 |
A61K9/16 |
| 代理机构 |
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代理人 |
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