CN Patent

CN101972236A — 一种含吡非尼酮的缓释制剂

Assigned to BEIJING H&H MED-PHAMACEUTICAL SCIENCE AND TECHNOLOGY Co Ltd · Expires 2011-02-16 · 15y expired

What this patent protects

本发明提供了一种包含吡非尼酮的缓释片剂的制备方法，包含吡非尼酮和药学上可以接受的其他辅料组成，给药后药物在体内按照要求缓慢持续释放维持有效的治疗浓度，从而减少给药次数，提高药效和用药安全性，减少用药的总剂量，更适宜于患者使用。

USPTO Abstract

本发明提供了一种包含吡非尼酮的缓释片剂的制备方法，包含吡非尼酮和药学上可以接受的其他辅料组成，给药后药物在体内按照要求缓慢持续释放维持有效的治疗浓度，从而减少给药次数，提高药效和用药安全性，减少用药的总剂量，更适宜于患者使用。

Drugs covered by this patent

Patent Metadata

Patent number: CN101972236A
Jurisdiction: CN
Classification: —
Expires: 2011-02-16
Drug substance claim: No
Drug product claim: No
Assignee: BEIJING H&H MED-PHAMACEUTICAL SCIENCE AND 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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