Invention Grant
- Patent Title: Respiratory tract delivery of levodopa and DOPA decarboxylase inhibitor for treatment of Parkinson's disease
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Application No.: US17682033Application Date: 2022-02-28
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Publication No.: US11690819B2Publication Date: 2023-07-04
- Inventor: John D. Hoekman , Kelsey H. Satterly , Inna Dashevsky , Aditya R. Das , Stephen B. Shrewsbury , Gregory J. Davies , Bhavin Y. Gajera
- Applicant: Impel Pharmaceuticals Inc.
- Applicant Address: US WA Seattle
- Assignee: Impel Pharmaceuticals Inc.
- Current Assignee: Impel Pharmaceuticals Inc.
- Current Assignee Address: US WA Seattle
- Agency: Fenwick & West LLP
- The original application number of the division: US16517423 2019.07.19
- Main IPC: A61K31/198
- IPC: A61K31/198 ; A61K9/00 ; A61K9/14 ; A61K9/16 ; A61K9/48 ; A61K31/165 ; A61M11/02 ; A61M15/00 ; A61M15/08 ; A61P25/16
Abstract:
A dry pharmaceutical composition is provided that is suitable for respiratory tract delivery of levodopa and DDI for treatment of Parkinson's disease or Parkinson syndrome. The dry pharmaceutical composition comprises levodopa, a dopa decarboxylase inhibitor (DDI) and at least one excipient. A unit dosage form of the dry pharmaceutical composition and a method of treating a patient with Parkinson's disease or Parkinson syndrome by administering the dry pharmaceutical composition are also provided.
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