CN Patent

CN1236781A — 他唑巴坦半水合物的制备与应用

Assigned to Hainan General Sanyang Pharmaceutical Co., Ltd. · Expires 1999-12-01 · 26y expired

What this patent protects

本发明所说的他唑巴坦半水合物是一种β－内酰胺酶抑制剂,经乙醇—水混合溶剂处理他唑巴坦粗品,加热回流至溶解,放冷,活性炭脱色,加热过滤,自然冷却,析出针状结晶,该制品不具有吸湿性,稳定性明显高于他唑巴坦钠,并保留了他唑巴坦钠的抑酶活性,与其它β－内酰胺抗生素联合使用,可明显提高抗生素对产β－内酰胺酶细菌的抑制作用,为临床治疗产酶菌引起的感染提供了一种更加有效的手段。

USPTO Abstract

本发明所说的他唑巴坦半水合物是一种β－内酰胺酶抑制剂,经乙醇—水混合溶剂处理他唑巴坦粗品,加热回流至溶解,放冷,活性炭脱色,加热过滤,自然冷却,析出针状结晶,该制品不具有吸湿性,稳定性明显高于他唑巴坦钠,并保留了他唑巴坦钠的抑酶活性,与其它β－内酰胺抗生素联合使用,可明显提高抗生素对产β－内酰胺酶细菌的抑制作用,为临床治疗产酶菌引起的感染提供了一种更加有效的手段。

Drugs covered by this patent

Patent Metadata

Patent number: CN1236781A
Jurisdiction: CN
Classification: —
Expires: 1999-12-01
Drug substance claim: No
Drug product claim: No
Assignee: Hainan General Sanyang 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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