Invention Grant
- Patent Title: Powder preparation for nasal administration
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Application No.: US16760075Application Date: 2018-11-22
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Publication No.: US11234928B2Publication Date: 2022-02-01
- Inventor: Koichi Minato , Tomoya Fujisawa , Kenji Shimizu , Takahisa Saito , Hiroya Yajima , Kazuhiro Sasaki
- Applicant: ASKA Pharmaceutical Co., Ltd.
- Applicant Address: JP Tokyo
- Assignee: ASKA Pharmaceutical Co., Ltd.
- Current Assignee: ASKA Pharmaceutical Co., Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Wenderoth, Lind & Ponack, L.L.P.
- Priority: JPJP2017-227133 20171127
- International Application: PCT/JP2018/043233 WO 20181122
- International Announcement: WO2019/103108 WO 20190531
- Main IPC: A61K9/00
- IPC: A61K9/00 ; A61K31/568 ; A61K47/38
Abstract:
A powder preparation for nasal administration containing a particulate of steroid hormones having an average particle size of 50 to 300 μm as an active ingredient is prepared.
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