/Nasal Spray For Phosphodiesterase Inhibitors
Abstract

Disclosed herein are methods of treating a chemosensory dysfunction in a subject, comprising intranasally administering to the subject a phosphodiesterase inhibitor or a salt thereof by a nasal spray device. Also disclosed herein are devices and kits for administering phosphodiesterase inhibitors or salts thereof to a subject in need thereof. The nasal spray devices herein deliver a dosage unit that can be used to treat chemosensory dysfunction from a viral infection or another underlying cause of chemosensory dysfunction.

Full Text

What is claimed is:

Disclosed herein are methods of treating a chemosensory dysfunction in a subject, comprising intranasally administering to the subject a phosphodiesterase inhibitor or a salt thereof by a nasal spray device. Also disclosed herein are devices and kits for administering phosphodiesterase inhibitors or salts thereof to a subject in need thereof. The nasal spray devices herein deliver a dosage unit that can be used to treat chemosensory dysfunction from a viral infection or another underlying cause of chemosensory dysfunction.
Timeline
Filed
04/17/2026
Published
08/13/2026
Granted
Not Available
IPC Codes(8)
A61K 31/522:having oxo groups directly attached to the heterocyclic ring, e.g. hypoxanthine, guanine, acyclovir
A61K 9/00:Medicinal preparations characterised by special physical form
A61K 31/44:Non-condensed pyridines; Hydrogenated derivatives thereof