CN Patent

CN111803647A — 一种治疗退行性关节炎的药物及其制备方法

Assigned to Shandong Guyuchun Biotechnology Technology Co ltd · Expires 2020-10-23 · 6y expired

What this patent protects

本发明属于医药制备技术领域，具体涉及一种治疗退行性关节炎的药物及其制备方法。所述药物为生物可降解材料包裹糖皮质激素类药物的微囊；所述生物可降解材料与糖皮质激素类药物的质量比为4‑2：1‑3。所述生物可降解材料为六臂聚丙交酯‑乙交酯，所述的糖皮质激素类药物为曲安奈德。采用本发明获得的药物能更好地控制组合药物的突释，提高载药量，有效成分得以平稳、缓慢释放。

USPTO Abstract

本发明属于医药制备技术领域，具体涉及一种治疗退行性关节炎的药物及其制备方法。所述药物为生物可降解材料包裹糖皮质激素类药物的微囊；所述生物可降解材料与糖皮质激素类药物的质量比为4‑2：1‑3。所述生物可降解材料为六臂聚丙交酯‑乙交酯，所述的糖皮质激素类药物为曲安奈德。采用本发明获得的药物能更好地控制组合药物的突释，提高载药量，有效成分得以平稳、缓慢释放。

Drugs covered by this patent

Patent Metadata

Patent number
CN111803647A
Jurisdiction
CN
Classification
—
Expires
2020-10-23
Drug substance claim
No
Drug product claim
No
Assignee
Shandong Guyuchun Biotechnology 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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