Levorphanol prodrugs and processes for making and using them
Grant
US12590065B2
Kind: B2
Mar 31, 2026
Assignee
Zevra Therapeutics, Inc.
Inventors
Travis Mickle, Sven Guenther, Sanjib Bera
Abstract
The presently described technology provides compositions of one or more of oxoacids, polyethylene glycols, and vitamin compounds chemically conjugated to levorphanol ((−)-17-methylmorphinan-3-ol) to form novel prodrugs and compositions of levorphanol.
CPC Classifications
C07D 215/06
C07D 495/04
C07D 221/28
A61K 31/485
A61K 45/06
A61K 47/542
A61K 47/551
A61K 47/60
A61K 47/64
C07K 5/06026
C07K 5/06052
C07K 5/0806
C07K 5/0808
C07K 5/0812
Filing Date
2018-04-12
Application No.
16604626
Claims
6