CN Patent

CN104288144A — 含有维格列汀、盐酸二甲双胍复方制剂的制备方法

Assigned to SHANGHAI STEPPHARM Co Ltd · Expires 2015-01-21 · 11y expired

What this patent protects

本发明一种含有维格列汀、盐酸二甲双胍复方制剂的制备方法，包括：将盐酸二甲双胍采用气流粉碎，使得盐酸二甲双胍的颗粒度小于20μm，采用干法制粒或湿法制粒的方法将所述盐酸二甲双胍和维格列汀、羟丙纤维素、硬脂酸镁进行混合。

USPTO Abstract

本发明一种含有维格列汀、盐酸二甲双胍复方制剂的制备方法，包括：将盐酸二甲双胍采用气流粉碎，使得盐酸二甲双胍的颗粒度小于20μm，采用干法制粒或湿法制粒的方法将所述盐酸二甲双胍和维格列汀、羟丙纤维素、硬脂酸镁进行混合。

Drugs covered by this patent

Patent Metadata

Patent number
CN104288144A
Jurisdiction
CN
Classification
—
Expires
2015-01-21
Drug substance claim
No
Drug product claim
No
Assignee
SHANGHAI STEPPHARM 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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