Drugs / Inaxaplin
last change Feb 2025 re-read 3 minutes ago

Inaxaplin

also known as VX-147 · IXP

Small molecule targets APOL1 via inhibition

Developed for
focal segmental glomerulosclerosis · proteinuria
Investigated by
Vertex Pharmaceuticals Incorporated

Trials 5

PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 12 trials
Phase 1 NCT05955872 Jul → Sep 2023 focal segmental glomerulosclerosis Vertex Pharmaceuticals Incorporated Completed No outcome recorded
Phase 1 NCT05865171 Jun 2023 → Jun 2024 impaired renal function disease Vertex Pharmaceuticals Incorporated Completed No outcome recorded
Phase 22 trials · 1 met primary
Phase 2 NCT06794996 Feb 2025 → Dec 2026 expected proteinuria Vertex Pharmaceuticals Incorporated Active not recruiting No outcome recorded
Phase 2 NCT04340362 Jun 2020 → Nov 2021 focal segmental glomerulosclerosis Vertex Pharmaceuticals Incorporated Completed Met primary
Phase 2/31 trial
Phase 2/3 NCT05312879 Mar 2022 → Jun 2028 expected proteinuria Vertex Pharmaceuticals Incorporated Recruiting No outcome recorded

News releases announcing trial results or a regulatory action · 3

DateIssuerRelease
2023-03-16 Vertex Pharmaceuticals Incorporated Results Vertex Announces Publication in New England Journal of Medicine of Results from Phase 2 Study of Inaxaplin (VX-147) vrtx.com ↗
The manuscript presents results from the Phase 2 study of inaxaplin, demonstrating a statistically significant and clinically meaningful mean reduction in proteinuria of 47.6% (95% CI: 60.0%, 31.3%) at 13 weeks compared to baseline, which was the primary endpoint of the study.
2022-06-08 Vertex Pharmaceuticals Incorporated Regulatory Vertex Announces Inaxaplin (VX-147) Granted Breakthrough Therapy Designation by U.S. FDA and Priority Medicines (PRIME) Designation by the EMA vrtx.com ↗
2021-12-01 Vertex Pharmaceuticals Incorporated Results Vertex Announces Positive Results From Phase 2 Study of VX-147 in APOL1-Mediated Focal Segmental Glomerulosclerosis vrtx.com ↗
Vertex Pharmaceuticals Incorporated (Nasdaq: VRTX) today announced that, in a Phase 2 proof-of-concept (POC) study in patients with APOL1-mediated focal segmental glomerulosclerosis (FSGS), VX-147 on top of standard of care achieved a statistically significant, substantial and clinically meaningful mean reduction of 47.6% in the urine protein to creatinine ratio (UPCR) at Week 13 compared to baseline.

Evidence & citations 7 cited values

Every value below carries the sentence it was read from. 6 sources stand behind the page.

FieldValueCited text
Known as Inaxaplin “Inaxaplin for Proteinuric Kidney Disease in Persons with Two APOL1 Variants.” PMID 36920755 ↗ Mar 2023
1

NCT06794996 ↗

Known as IXP ClinicalTrials.gov intervention name — accepted as the source's own label NCT05865171 ↗
Known as VX-147 ClinicalTrials.gov intervention name — accepted as the source's own label NCT05955872 ↗
1

NCT05312879 ↗

Action Inhibit “inhibit APOL1 channel function” PMID 36920755 ↗ Mar 2023
Modality Small molecule “a small-molecule compound, inaxaplin, to inhibit APOL1 channel function” PMID 36920755 ↗ Mar 2023
Route Oral “Tablets for oral administration.” NCT04340362 ↗
Target APOL1 “inhibit APOL1 channel function” PMID 36920755 ↗ Mar 2023