CN Patent

CN1273122C — 秋水仙碱渗透泵片

Assigned to Poole Drug Technology Development (shenzhen) Co Ltd · Expires 2006-09-06 · 20y expired

What this patent protects

本发明公开一种秋水仙碱渗透泵片，该渗透泵片包括含有秋水仙碱成分的片芯和包裹在片芯外带一释药孔的包衣膜，每片片芯中含有秋水仙碱2mg，辅料中用甘露醇、乳糖、羧甲基纤维素钠和聚乙烯吡咯烷酮作促渗透剂，包衣膜中含聚乙二醇、醋酸纤维素和羟丙甲纤维素，包衣膜增重2%。本发明的秋水仙碱渗透泵片既保证了疗效，又降低了不良反应，还能减少病人的服药次数至每天1-3次，大大方便了病人，可用于痛风的预防和治疗。

USPTO Abstract

本发明公开一种秋水仙碱渗透泵片，该渗透泵片包括含有秋水仙碱成分的片芯和包裹在片芯外带一释药孔的包衣膜，每片片芯中含有秋水仙碱2mg，辅料中用甘露醇、乳糖、羧甲基纤维素钠和聚乙烯吡咯烷酮作促渗透剂，包衣膜中含聚乙二醇、醋酸纤维素和羟丙甲纤维素，包衣膜增重2%。本发明的秋水仙碱渗透泵片既保证了疗效，又降低了不良反应，还能减少病人的服药次数至每天1-3次，大大方便了病人，可用于痛风的预防和治疗。

Drugs covered by this patent

Patent Metadata

Patent number
CN1273122C
Jurisdiction
CN
Classification
—
Expires
2006-09-06
Drug substance claim
No
Drug product claim
No
Assignee
Poole Drug Technology Development (shenzhen) 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.

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.