CN Patent

CN112076161B — 一种头孢菌素类钠盐与丙磺舒钠组成的复方冻干制剂

Assigned to Anhui Kangzheng Kangren Pharmaceutical Co ltd · Expires 2022-10-18 · 4y expired

What this patent protects

本发明涉及一种头孢菌素类钠盐与丙磺舒钠组成的复方冻干制剂，其特征在于按重量分数折干折纯计算制剂含头孢菌素钠盐：丙磺舒钠为2‑2.75:1，将两种原料配制混合均匀的溶液后再进行冻干；其中头孢菌素类钠盐为头孢呋辛钠，头孢西丁钠，头孢唑林钠，头孢地嗪钠和头孢唑肟钠五种；开启冻干机进行预冻，升华干燥，在升华阶段结束后板层稳定升到40℃左右保温3小时，使水分充分挥，冻干总时间为22小时，其缩短冻干时间。

USPTO Abstract

本发明涉及一种头孢菌素类钠盐与丙磺舒钠组成的复方冻干制剂，其特征在于按重量分数折干折纯计算制剂含头孢菌素钠盐：丙磺舒钠为2‑2.75:1，将两种原料配制混合均匀的溶液后再进行冻干；其中头孢菌素类钠盐为头孢呋辛钠，头孢西丁钠，头孢唑林钠，头孢地嗪钠和头孢唑肟钠五种；开启冻干机进行预冻，升华干燥，在升华阶段结束后板层稳定升到40℃左右保温3小时，使水分充分挥，冻干总时间为22小时，其缩短冻干时间。

Drugs covered by this patent

Patent Metadata

Patent number
CN112076161B
Jurisdiction
CN
Classification
—
Expires
2022-10-18
Drug substance claim
No
Drug product claim
No
Assignee
Anhui Kangzheng Kangren 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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