CN Patent

CN119857081B — 一种乌帕替尼缓释片及其制备方法

Assigned to Jiangsu Yabang Aipusen Pharmaceutical Co ltd · Expires 2025-10-17 · 1y expired

What this patent protects

本申请涉及医药技术领域，具体公开了一种乌帕替尼缓释片及其制备方法。本发明根据乌帕替尼的溶解特性，开发了一种具有胃内滞留效果的乌帕替尼缓释片，其能够在胃内持续滞留，克服了药物溶解受体内胃肠道pH值差异影响的缺陷，在pH较低的环境下实现了持续释放，而且生产过程简单，适合工业化生产和临床使用。

USPTO Abstract

本申请涉及医药技术领域，具体公开了一种乌帕替尼缓释片及其制备方法。本发明根据乌帕替尼的溶解特性，开发了一种具有胃内滞留效果的乌帕替尼缓释片，其能够在胃内持续滞留，克服了药物溶解受体内胃肠道pH值差异影响的缺陷，在pH较低的环境下实现了持续释放，而且生产过程简单，适合工业化生产和临床使用。

Drugs covered by this patent

Patent Metadata

Patent number: CN119857081B
Jurisdiction: CN
Classification: —
Expires: 2025-10-17
Drug substance claim: No
Drug product claim: No
Assignee: Jiangsu Yabang Aipusen 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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