CN Patent

CN103370064A — 使用水溶性抗氧化剂的药物制剂

Assigned to AstraZeneca UK Ltd · Expires 2013-10-23 · 13y expired

What this patent protects

本发明涉及包含水溶性抗氧化剂的固体、半固体或液体制剂，所述水溶性抗氧化剂防止或减少在制备过程中和/或在贮藏期限储存期间在剂型中甲酸和/或甲酰基物质产生。本发明制剂防止或减少在制备过程中和/或在贮藏期限储存期间N-甲酰基杂质的形成(和明胶交联)。

USPTO Abstract

本发明涉及包含水溶性抗氧化剂的固体、半固体或液体制剂，所述水溶性抗氧化剂防止或减少在制备过程中和/或在贮藏期限储存期间在剂型中甲酸和/或甲酰基物质产生。本发明制剂防止或减少在制备过程中和/或在贮藏期限储存期间N-甲酰基杂质的形成(和明胶交联)。

Drugs covered by this patent

Patent Metadata

Patent number
CN103370064A
Jurisdiction
CN
Classification
—
Expires
2013-10-23
Drug substance claim
No
Drug product claim
No
Assignee
AstraZeneca UK 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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