CN Patent

CN111840256A — 一种雾化吸入剂及其制备方法

Assigned to Shanghai Gusen Pharmaceutical Co ltd · Expires 2020-10-30 · 6y expired

What this patent protects

本发明公开了一种雾化吸入剂及其制备方法，所述雾化吸入剂的组成成分包括活性成分芜地溴铵和维兰特罗三苯乙酸盐、增溶剂、抑菌剂和溶液载体。此外，本发明还公开了一种药物组合物。本发明的雾化吸入剂的活性成分芜地溴铵和维兰特罗三苯乙酸盐稳定好，不含抛射剂，制备的雾化吸入剂粒径小，有利于药物的肺部吸收。雾化吸入剂的生产工艺简单，重复性好，适合于工业化生产。

USPTO Abstract

本发明公开了一种雾化吸入剂及其制备方法，所述雾化吸入剂的组成成分包括活性成分芜地溴铵和维兰特罗三苯乙酸盐、增溶剂、抑菌剂和溶液载体。此外，本发明还公开了一种药物组合物。本发明的雾化吸入剂的活性成分芜地溴铵和维兰特罗三苯乙酸盐稳定好，不含抛射剂，制备的雾化吸入剂粒径小，有利于药物的肺部吸收。雾化吸入剂的生产工艺简单，重复性好，适合于工业化生产。

Drugs covered by this patent

Patent Metadata

Patent number
CN111840256A
Jurisdiction
CN
Classification
—
Expires
2020-10-30
Drug substance claim
No
Drug product claim
No
Assignee
Shanghai Gusen 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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