Status:

NOT_YET_RECRUITING

A Sequential Phase 2/3 Study of APL2 in Patients With Focal Segmental Glomerulosclerosis

Lead Sponsor:

Apellis Pharmaceuticals, Inc.

Conditions:

FSGS

Eligibility:

All Genders

18+ years

Phase:

PHASE2

PHASE3

Brief Summary

This is a sequential phase 2/3 study to evaluate the efficacy and safety of twice-weekly subcutaneous (SC) infusions of APL2 in patients diagnosed with FSGS. The initial phase 2 portion is a single-ar...

Eligibility Criteria

Inclusion

  • Age
  • Phase 2: adults aged ≥18 years
  • Phase 3: adults aged ≥18 years; if and where approved, adolescents (aged 12--17 years) at the time of signing the informed consent and assent form
  • Weight ≥30 kg and ≤100 kg at screening
  • FSGS diagnosis
  • Phase 2: primary, genetic, or undetermined FSGS diagnosed by kidney biopsy
  • Phase 3: primary, genetic, or undetermined FSGS diagnosed by kidney biopsy or by recognized podocyte genetic mutation
  • At least 1.5 g/day of proteinuria on a screening 24-hour urine collection and a uPCR of at least 1.5 g/g in at least 2 FMU samples collected during screening
  • Estimated glomerular filtration rate (eGFR) ≥25 mL/min/1.73 m2
  • Stable regimen for FSGS treatment for at least 12 weeks prior to randomization, with no planned or anticipated adjustments or dose changes to the stable treatment regimen

Exclusion

  • Previous exposure to APL2
  • Evidence of improving kidney disease in the 8 weeks prior to screening or during the screening period according to available data
  • FSGS secondary to another condition (eg, infectious, diabetic, drug-induced, obesity, prematurity, sickle-cell, vesicoureteral reflux, congenital anomalies of the kidney, and urinary tract)
  • Type 1 or uncontrolled (HbA1C ≥8%) type 2 diabetes mellitus
  • History of kidney transplant
  • Current or prior diagnosis of HIV, hepatitis B, or hepatitis C infection or positive serology or viral load during screening that is indicative of active infection with any of these viruses
  • Hypersensitivity to APL2 or to any of the excipients
  • Significant other kidney disease that would, in the opinion of the investigator, confound interpretation of study results
  • Use of rituximab, belimumab, or any approved or investigational anticomplement therapy within 5 half-lives of that product prior to the screening period

Key Trial Info

Start Date :

December 1 2025

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

December 1 2029

Estimated Enrollment :

270 Patients enrolled

Trial Details

Trial ID

NCT07213960

Start Date

December 1 2025

End Date

December 1 2029

Last Update

October 9 2025

Active Locations (2)

Enter a location and click search to find clinical trials sorted by distance.

Page 1 of 1 (2 locations)

1

Investigator Site 1

Chicago, Illinois, United States, 60643

2

Investigator Site 2

New York, New York, United States, 10032