~28 spots leftby Apr 2026

A 58-Week Safety and Efficacy Trial of Ferric Citrate in Patients With ESRD on Dialysis

Recruiting in Palo Alto (17 mi)
+55 other locations
Age: 18+
Sex: Any
Travel: May Be Covered
Time Reimbursement: Varies
Trial Phase: Phase 3
Waitlist Available
Sponsor: Keryx Biopharmaceuticals
Pivotal Trial (Near Approval)
Prior Safety Data
Approved in 1 Jurisdiction

Trial Summary

What is the purpose of this trial?

This is up to a 58 week study comparing ferric citrate to active control for 52 weeks in ESRD dialysis patients, and subsequently comparing ferric citrate to placebo for 4 weeks.

Research Team

JB

Julia B Lewis, MD

Principal Investigator

Collaborative Study Group

SB

Samuel Blumenthal, MD

Principal Investigator

Collaborative Study Group

Eligibility Criteria

Inclusion Criteria

Males or non-pregnant, non-breast-feeding females
Age ≥18 years
On thrice-weekly hemodialysis or on peritoneal dialysis for at least the previous three months prior to Screening
See 5 more

Treatment Details

Interventions

  • Ca Acetate (Drug)
  • Ferric Citrate (Iron-Based Phosphate Binder)
  • Placebo (Drug)
  • Sevelamer Carbonate (Drug)
Participant Groups
3Treatment groups
Experimental Treatment
Active Control
Placebo Group
Group I: KRX-0502 (Ferric Citrate)Experimental Treatment1 Intervention
ferric citrate
Group II: Active ControlActive Control1 Intervention
PhosLo (calcium acetate) Renvela (sevelamer carbonate)
Group III: PlaceboPlacebo Group1 Intervention
Placebo

Ferric Citrate is already approved in United States for the following indications:

🇺🇸 Approved in United States as Auryxia for:
  • Hyperphosphatemia in patients with chronic kidney disease on dialysis
  • Iron-deficiency anemia in patients with chronic kidney disease not on dialysis

Find a Clinic Near You

Research Locations NearbySelect from list below to view details:
Apex Research of RiversideRiverside, CA
Nephrology Specialists, PCMichigan City, IN
Pines Clinical Research, Inc.Pembroke Pines, FL
Atlanta Nephrology Referral CenterDecatur, GA
More Trial Locations
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Who Is Running the Clinical Trial?

Keryx Biopharmaceuticals

Lead Sponsor

Trials
21
Patients Recruited
4,200+