CN Patent

CN117263848A — 一种雷芬那辛的吸入喷雾剂

Assigned to Jewim Pharmaceutical Shandong Co ltd · Expires 2023-12-22 · 2y expired

What this patent protects

本发明公开了一种新的雷芬那辛三水合物及其制成的吸入喷雾剂。所述雷芬那辛三水合物在水溶液中溶解时间短，不易与容器发生粘附，极大的满足了在大生产设备上操作的可行性。将雷芬那辛三水合物制成吸入喷雾剂，相较于已上市的吸入溶液剂，可缩短给药时间，同时提高药物入肺量。

USPTO Abstract

本发明公开了一种新的雷芬那辛三水合物及其制成的吸入喷雾剂。所述雷芬那辛三水合物在水溶液中溶解时间短，不易与容器发生粘附，极大的满足了在大生产设备上操作的可行性。将雷芬那辛三水合物制成吸入喷雾剂，相较于已上市的吸入溶液剂，可缩短给药时间，同时提高药物入肺量。

Drugs covered by this patent

Patent Metadata

Patent number
CN117263848A
Jurisdiction
CN
Classification
—
Expires
2023-12-22
Drug substance claim
No
Drug product claim
No
Assignee
Jewim Pharmaceutical Shandong 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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