CN Patent

CN113662922A — 一种米拉贝隆缓释组合物及其制备方法和应用

Assigned to Chongqing Shisen Pharmaceutical Technology Co ltd · Expires 2021-11-19 · 4y expired

What this patent protects

本发明公开一种米拉贝隆缓释组合物及其制备方法和应用。所述组合物包含：活性成分米拉贝隆和药用辅料；所述药用辅料至少含有抗氧化剂，所述抗氧化剂选自二丁基羟基甲苯、丁基羟基茴香醚和维生素E中的至少一种。在氮气保护下制备含有米拉贝隆和胶凝剂、凝胶增强剂和抗氧化剂的共熔体混合物，将共熔体混合物用水冷粉碎机进行粉碎，形成活性成分米拉贝隆分布均匀的颗粒。制备得到的缓释片具有优异的缓释效果。

USPTO Abstract

本发明公开一种米拉贝隆缓释组合物及其制备方法和应用。所述组合物包含：活性成分米拉贝隆和药用辅料；所述药用辅料至少含有抗氧化剂，所述抗氧化剂选自二丁基羟基甲苯、丁基羟基茴香醚和维生素E中的至少一种。在氮气保护下制备含有米拉贝隆和胶凝剂、凝胶增强剂和抗氧化剂的共熔体混合物，将共熔体混合物用水冷粉碎机进行粉碎，形成活性成分米拉贝隆分布均匀的颗粒。制备得到的缓释片具有优异的缓释效果。

Drugs covered by this patent

Patent Metadata

Patent number
CN113662922A
Jurisdiction
CN
Classification
—
Expires
2021-11-19
Drug substance claim
No
Drug product claim
No
Assignee
Chongqing Shisen 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.

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.