CN Patent

CN106913550B — 一种醋酸艾司利卡西平片的制备方法

Assigned to Beijing Haiyan Pharmaceutical Industry Co Ltd Yangzijiang Pharmaceutical Ind · Expires 2019-12-17 · 6y expired

What this patent protects

本发明涉及一种醋酸艾司利卡西平片的制备方法，所述醋酸艾司利卡西平片的原料组成为：醋酸艾司利卡西平400重量份、交联羧甲基纤维素钠28～32重量份、聚维酮34～36重量份、硬脂酸镁3～4重量份；其中，交联羧甲基纤维素钠内加16重量份，余量为外加；聚维酮内加18重量份，余量为外加；所述制备方法包括：I.活性成分的粉碎，II.制粒物料的混合，III.制粒，IV.干燥，V.整粒，VI.外加辅料混合，VII.压片。

USPTO Abstract

本发明涉及一种醋酸艾司利卡西平片的制备方法，所述醋酸艾司利卡西平片的原料组成为：醋酸艾司利卡西平400重量份、交联羧甲基纤维素钠28～32重量份、聚维酮34～36重量份、硬脂酸镁3～4重量份；其中，交联羧甲基纤维素钠内加16重量份，余量为外加；聚维酮内加18重量份，余量为外加；所述制备方法包括：I.活性成分的粉碎，II.制粒物料的混合，III.制粒，IV.干燥，V.整粒，VI.外加辅料混合，VII.压片。

Drugs covered by this patent

Patent Metadata

Patent number
CN106913550B
Jurisdiction
CN
Classification
—
Expires
2019-12-17
Drug substance claim
No
Drug product claim
No
Assignee
Beijing Haiyan Pharmaceutical Industry Co Ltd Yangzijiang Pharmaceutical Ind
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.

Track this patent

Get a daily-checked alert when vulnerability score, expiry, classification, or assignee changes. Email, Slack, or Teams delivery. Pro: 50 watches, Free: 3.