CN Patent

CN104188903B — 奥硝唑注射液及其制备方法

Assigned to BEIJING LANDAN PHARMACEUTICAL Co Ltd · Expires 2016-09-21 · 10y expired

What this patent protects

一种奥硝唑注射液，其中奥硝唑1g，丙二醇1～1.5g，乙醇2～2.5g。所述的奥硝唑注射液的制备方法为：(1)将奥硝唑和乙醇、丙二醇混合均匀；(2)将混合均匀后的物料进行至少两次加热冷却循环；其中，所述加热冷却循环包括：先从10‑30℃的温度加热至40‑60℃的温度，然后从40‑60℃的温度冷却至10‑30℃的温度；(3)过滤，灌封，规格为2ml～5ml。

USPTO Abstract

一种奥硝唑注射液，其中奥硝唑1g，丙二醇1～1.5g，乙醇2～2.5g。所述的奥硝唑注射液的制备方法为：(1)将奥硝唑和乙醇、丙二醇混合均匀；(2)将混合均匀后的物料进行至少两次加热冷却循环；其中，所述加热冷却循环包括：先从10‑30℃的温度加热至40‑60℃的温度，然后从40‑60℃的温度冷却至10‑30℃的温度；(3)过滤，灌封，规格为2ml～5ml。

Drugs covered by this patent

Patent Metadata

Patent number
CN104188903B
Jurisdiction
CN
Classification
—
Expires
2016-09-21
Drug substance claim
No
Drug product claim
No
Assignee
BEIJING LANDAN 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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