CN Patent

CN115252563B — 一种柔红霉素阿糖胞苷脂质体冻干品的制备方法

Assigned to CSPC Zhongqi Pharmaceutical Technology Shijiazhuang Co Ltd · Expires 2024-07-12 · 2y expired

What this patent protects

本发明提供一种柔红霉素阿糖胞苷脂质体冻干品的制备方法，含有如下步骤：(1)柔红霉素阿糖胞苷脂质体药液的制备，(2)预冻，(3)一次干燥，(4)解析干燥，其特征在于步骤(2)预冻分为3个阶段，步骤(3)一次干燥分为2个阶段。该冻干方法工艺可控、可扩大规模冻干，且冻干前后柔红霉素阿糖胞苷脂质体的性质不变，能够稳定贮存。

USPTO Abstract

本发明提供一种柔红霉素阿糖胞苷脂质体冻干品的制备方法，含有如下步骤：(1)柔红霉素阿糖胞苷脂质体药液的制备，(2)预冻，(3)一次干燥，(4)解析干燥，其特征在于步骤(2)预冻分为3个阶段，步骤(3)一次干燥分为2个阶段。该冻干方法工艺可控、可扩大规模冻干，且冻干前后柔红霉素阿糖胞苷脂质体的性质不变，能够稳定贮存。

Drugs covered by this patent

Patent Metadata

Patent number
CN115252563B
Jurisdiction
CN
Classification
—
Expires
2024-07-12
Drug substance claim
No
Drug product claim
No
Assignee
CSPC Zhongqi Pharmaceutical Technology Shijiazhuang 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.

Track this patent

Get a daily-checked alert when vulnerability score, expiry, classification, or assignee changes. Email, Slack, or Teams delivery. Pro: 50 watches, Free: 3.