CN Patent

CN116637079B — 一种左氧氟沙星片及其制备方法

Assigned to Zhejiang Huayuan Pharmaceutical Co ltd · Expires 2026-01-06 · 0y expired

What this patent protects

本申请提供一种左氧氟沙星片及其制备方法，所述左氧氟沙星片包含左氧氟沙星200‑800重量份、微晶纤维素30‑60重量份、预胶化淀粉5‑25重量份、菊粉5‑20重量份、崩解剂10‑40重量份、粘合剂10‑40重量份、润滑剂5‑20重量份。本发明中的左氧氟沙星片硬度适中，崩解速度快、溶出度高，且能够长期稳定储存，其制备方法工艺简单、操作方便、生产成本较低，适合工业生产。

USPTO Abstract

本申请提供一种左氧氟沙星片及其制备方法，所述左氧氟沙星片包含左氧氟沙星200‑800重量份、微晶纤维素30‑60重量份、预胶化淀粉5‑25重量份、菊粉5‑20重量份、崩解剂10‑40重量份、粘合剂10‑40重量份、润滑剂5‑20重量份。本发明中的左氧氟沙星片硬度适中，崩解速度快、溶出度高，且能够长期稳定储存，其制备方法工艺简单、操作方便、生产成本较低，适合工业生产。

Drugs covered by this patent

pramipexole-dihydrochloride (PRAMIPEXOLE DIHYDROCHLORIDE)

Patent Metadata

Patent number: CN116637079B
Jurisdiction: CN
Classification: —
Expires: 2026-01-06
Drug substance claim: No
Drug product claim: No
Assignee: Zhejiang Huayuan Pharmaceutical 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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