CN Patent

CN118415997B — 一种吡仑帕奈细粒剂的制备方法

Assigned to Shanghai Zezheng Pharmaceutical Technology Co ltd · Expires 2024-10-18 · 2y expired

What this patent protects

本发明涉及药物制剂技术领域,具体涉及一种吡仑帕奈细粒剂的制备方法,所述制备方法包括如下步骤:(1)二氧化钛置于水中搅拌得到混悬液;(2)将混悬液加入2‑5wt%粘合剂溶液中,再加入吡仑帕奈和二氧化硅,均质,得到API混悬液;(3)将乳糖、黄氧化铁和甘露醇加入造粒机中,然后依次加入1‑3wt%粘合剂溶液和API混悬液进行制粒,干燥、过筛后即得。本发明具有API含量均匀度高、稳定性好的优点。

USPTO Abstract

本发明涉及药物制剂技术领域,具体涉及一种吡仑帕奈细粒剂的制备方法,所述制备方法包括如下步骤:(1)二氧化钛置于水中搅拌得到混悬液;(2)将混悬液加入2‑5wt%粘合剂溶液中,再加入吡仑帕奈和二氧化硅,均质,得到API混悬液;(3)将乳糖、黄氧化铁和甘露醇加入造粒机中,然后依次加入1‑3wt%粘合剂溶液和API混悬液进行制粒,干燥、过筛后即得。本发明具有API含量均匀度高、稳定性好的优点。

Drugs covered by this patent

Patent Metadata

Patent number
CN118415997B
Jurisdiction
CN
Classification
Expires
2024-10-18
Drug substance claim
No
Drug product claim
No
Assignee
Shanghai Zezheng Pharmaceutical Technology Co ltd
Source
FDA Orange Book + USPTO grounding via Google Patents

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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