CN Patent

CN113116891B — 一种乳膏及其制备方法

Assigned to Chongqing Huapont Pharm Co Ltd · Expires 2024-07-16 · 2y expired

What this patent protects

本发明属于药物制剂技术领域，具体涉及一种乳膏的制备方法以及制备的乳膏。所述制备方法主要在于将他扎罗汀和二丙酸倍他米松直接溶于熔融后的油相中，避免了有机溶剂加入水包油乳膏基质后发生的重结晶和水解问题，并进一步提高了其物理化学稳定性，且降低了运输储藏的成本，有利于药物的评价和管理。

USPTO Abstract

本发明属于药物制剂技术领域，具体涉及一种乳膏的制备方法以及制备的乳膏。所述制备方法主要在于将他扎罗汀和二丙酸倍他米松直接溶于熔融后的油相中，避免了有机溶剂加入水包油乳膏基质后发生的重结晶和水解问题，并进一步提高了其物理化学稳定性，且降低了运输储藏的成本，有利于药物的评价和管理。

Drugs covered by this patent

Patent Metadata

Patent number: CN113116891B
Jurisdiction: CN
Classification: —
Expires: 2024-07-16
Drug substance claim: No
Drug product claim: No
Assignee: Chongqing Huapont Pharm 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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