CN Patent

CN105560192A — 一种棕榈酸帕利哌酮长效微球注射液的制备方法

Assigned to WANQUAN WANTE PHARMACEUTICAL JIANGSU Co Ltd · Expires 2016-05-11 · 10y expired

What this patent protects

本发明公开了一种棕榈酸帕利哌酮长效微球注射液的制备方法，其制备工艺主要包含以下几个步骤：（1）将棕榈酸帕利哌酮与高分子聚合物共溶于有机溶剂中制成溶液；（2）将步骤（1）所得溶液置于喷雾干燥机的载物台上，开启搅拌设备，打开空气压缩机，调整仪器参数，用喷雾干燥法制备载药微球；（3）将步骤（2）所得微球重分散于含有表面活性剂、助悬剂、缓冲盐、pH调节剂和水的稀释液中制备成长效微球注射液。本发明步骤简洁、易于操作、条件温和、适合大规模生产，所得微球外形光滑圆整、包封率高。本发明的长效微球注射液释药平稳持久，缓释效果好。

USPTO Abstract

本发明公开了一种棕榈酸帕利哌酮长效微球注射液的制备方法，其制备工艺主要包含以下几个步骤：（1）将棕榈酸帕利哌酮与高分子聚合物共溶于有机溶剂中制成溶液；（2）将步骤（1）所得溶液置于喷雾干燥机的载物台上，开启搅拌设备，打开空气压缩机，调整仪器参数，用喷雾干燥法制备载药微球；（3）将步骤（2）所得微球重分散于含有表面活性剂、助悬剂、缓冲盐、pH调节剂和水的稀释液中制备成长效微球注射液。本发明步骤简洁、易于操作、条件温和、适合大规模生产，所得微球外形光滑圆整、包封率高。本发明的长效微球注射液释药平稳持久，缓释效果好。

Drugs covered by this patent

Patent Metadata

Patent number
CN105560192A
Jurisdiction
CN
Classification
—
Expires
2016-05-11
Drug substance claim
No
Drug product claim
No
Assignee
WANQUAN WANTE PHARMACEUTICAL JIANGSU Co Ltd
Source
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Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.

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