CN Patent

CN100420437C — 磷酸川芎嗪缓释微丸及制备方法

Assigned to China Pharmaceutical University · Expires 2008-09-24 · 18y expired

What this patent protects

本发明涉及药物制剂领域，具体涉及磷酸川芎嗪缓释微丸及制备方法。本发明的磷酸川芎嗪的缓释微丸制剂由两种不同释药行为的缓释微丸组成，使药物能迅速释放达到一定的血药浓度，并且释药一直维持在一个水平上，使血药浓度平稳，达到较理想的治疗效果。

USPTO Abstract

本发明涉及药物制剂领域，具体涉及磷酸川芎嗪缓释微丸及制备方法。本发明的磷酸川芎嗪的缓释微丸制剂由两种不同释药行为的缓释微丸组成，使药物能迅速释放达到一定的血药浓度，并且释药一直维持在一个水平上，使血药浓度平稳，达到较理想的治疗效果。

Drugs covered by this patent

Patent Metadata

Patent number
CN100420437C
Jurisdiction
CN
Classification
—
Expires
2008-09-24
Drug substance claim
No
Drug product claim
No
Assignee
China Pharmaceutical University
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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