FILSPARI

Peak

sparsentan

NDAORALTABLETPriority Review
Approved
Feb 2023
Lifecycle
Peak
Competitive Pressure
8/100
Clinical Trials
9

Mechanism of Action

Endothelin Receptor Antagonists

Pharmacologic Class:

Endothelin Receptor Antagonist

Clinical Trials (5)

NCT07224776Phase 1Not Yet Recruiting

Sparsentan for the Treatment of VEGF Signaling Pathway Inhibitor-Associated Proteinuria

Started Mar 2026
NCT07219121Phase 4Recruiting

Sparsentan in Posttransplant Immunoglobulin A Nephropathy or Focal Segmental Glomerulosclerosis

Started Oct 2025
20 enrolled
ProteinuriaImmunoglobulin A (IgA) NephropathyFocal Segmental Glomerulosclerosis+1 more
NCT05856760Phase 2Completed

A Study to Investigate Safety and Effect of Sparsentan in Combination With SGLT2 Inhibition in Participants With IgAN

Started May 2023
48 enrolled
Immunoglobulin A Nephropathy
NCT05003986Phase 2Recruiting

Study of Sparsentan Treatment in Pediatrics With Proteinuric Glomerular Diseases

Started Aug 2021
67 enrolled
Focal Segmental GlomerulosclerosisMinimal Change DiseaseImmunoglobulin A Nephropathy+2 more
NCT04663204Phase 2Active Not Recruiting

A Study of the Safety and Activity of Sparsentan for the Treatment of Incident Patients With Immunoglobulin A Nephropathy

Started Dec 2020

Loss of Exclusivity

LOE Date
Mar 29, 2030
49 months away
Patent Expiry
Mar 29, 2030
Exclusivity Expiry
Sep 5, 2031

Patent Records (1)

Patent #ExpiryTypeUse Code
9993461
Mar 29, 2030
U-3993