CN Patent

CN102558051B — 一种托伐普坦晶体及其药物组合物

Assigned to TIANJIN TAIPU PHARMACEUTICAL Co.,Ltd. · Expires 2016-08-10 · 10y expired

What this patent protects

本发明公开了一种含0.5个结晶水的托伐普坦晶体，它具有图1所示的托伐普坦结晶粉末的X‑射线衍射图；具有图2所示的差式扫描量热法DSC分析图；具有图4所示的红外光谱图特征。同时本发明进一步公开了含有1‑100mg，0.5个结晶水的托伐普坦晶体和药学上可接受的一种或多种药用载体组成的药物组合物。本发明制备的0.5个结晶水托伐普坦晶体，制备工艺简单，重现性好，容易干燥，对光、热、湿稳定，适合长期贮存，更适合工业化大生产。

USPTO Abstract

本发明公开了一种含0.5个结晶水的托伐普坦晶体，它具有图1所示的托伐普坦结晶粉末的X‑射线衍射图；具有图2所示的差式扫描量热法DSC分析图；具有图4所示的红外光谱图特征。同时本发明进一步公开了含有1‑100mg，0.5个结晶水的托伐普坦晶体和药学上可接受的一种或多种药用载体组成的药物组合物。本发明制备的0.5个结晶水托伐普坦晶体，制备工艺简单，重现性好，容易干燥，对光、热、湿稳定，适合长期贮存，更适合工业化大生产。

Drugs covered by this patent

Patent Metadata

Patent number
CN102558051B
Jurisdiction
CN
Classification
—
Expires
2016-08-10
Drug substance claim
No
Drug product claim
No
Assignee
TIANJIN TAIPU 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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