CN Patent

CN102210693B — 一种阿司匹林和双嘧达莫多层片的制备方法

Assigned to Shandong Xinhua Pharmaceutical Co Ltd · Expires 2013-10-09 · 13y expired

What this patent protects

本发明提供了一种阿司匹林和双嘧达莫组合物的制备方法，其特征是先通过压片制备双嘧达莫缓释片芯，再依次包衣胃溶型隔离层、阿司匹林速释层和胃溶型保护层。本发明的优点是：使用常规的制药设备来制备阿司匹林普通释放与双嘧达莫缓释的复方制剂。

USPTO Abstract

本发明提供了一种阿司匹林和双嘧达莫组合物的制备方法，其特征是先通过压片制备双嘧达莫缓释片芯，再依次包衣胃溶型隔离层、阿司匹林速释层和胃溶型保护层。本发明的优点是：使用常规的制药设备来制备阿司匹林普通释放与双嘧达莫缓释的复方制剂。

Drugs covered by this patent

saxagliptin-hydrochloride (SAXAGLIPTIN HYDROCHLORIDE)

Patent Metadata

Patent number: CN102210693B
Jurisdiction: CN
Classification: —
Expires: 2013-10-09
Drug substance claim: No
Drug product claim: No
Assignee: Shandong Xinhua 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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