CN Patent

CN106924207A — 一种维格列汀片剂及其制备方法

Assigned to Hybio Pharmaceutical Co Ltd · Expires 2017-07-07 · 9y expired

What this patent protects

本发明涉及药物领域，特别涉及一种维格列汀片剂及其制备方法。该维格列汀片剂，由空白片、上药包衣层和防潮包衣层组成；所述上药包衣层由维格列汀、粘合剂、抗粘剂和有机溶剂组成；所述防潮包衣层由防潮包衣材料和有机溶剂组成。将原料药加入包衣层，再加一层防潮包衣，对水分的敏感性下降，化学稳定性显著提高。本发明与维格列汀直接接触的辅料量少，与片芯中辅料吸附的水分隔离，水分的敏感性下降，片剂包防潮衣，防止在加速试验过程中吸潮。

USPTO Abstract

本发明涉及药物领域，特别涉及一种维格列汀片剂及其制备方法。该维格列汀片剂，由空白片、上药包衣层和防潮包衣层组成；所述上药包衣层由维格列汀、粘合剂、抗粘剂和有机溶剂组成；所述防潮包衣层由防潮包衣材料和有机溶剂组成。将原料药加入包衣层，再加一层防潮包衣，对水分的敏感性下降，化学稳定性显著提高。本发明与维格列汀直接接触的辅料量少，与片芯中辅料吸附的水分隔离，水分的敏感性下降，片剂包防潮衣，防止在加速试验过程中吸潮。

Drugs covered by this patent

Patent Metadata

Patent number
CN106924207A
Jurisdiction
CN
Classification
—
Expires
2017-07-07
Drug substance claim
No
Drug product claim
No
Assignee
Hybio 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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