Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.

Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 21, 2026, 5:51 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 29 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: ferric citrate Clear all
Not listed Phase 3 Interventional

Hemoglobin Maintenance in Pediatric ESRD (End-stage Renal Disease) Patients by Ferric Pyrophosphate Citrate (FPC)

NCT04239391
View directory record Official record
Conditions
End Stage Renal Disease
Interventions
Triferic
Drug
Lead sponsor
Rockwell Medical Technologies, Inc.
Industry
Eligibility
6 Months to 17 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
8
States / cities
Loma Linda, California • Washington D.C., District of Columbia • Indianapolis, Indiana + 5 more
Source: ClinicalTrials.gov public record
Updated Apr 21, 2021 · Synced Oct 21, 2026, 5:51 PM EDT
Completed Phase 3 Interventional Results available

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

NCT01191255
View directory record Official record
Conditions
Hyperphosphatemia, Kidney Failure
Interventions
ferric citrate, ca acetate, sevelamer carbonate, placebo
Drug
Lead sponsor
Keryx Biopharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
441 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
52
States / cities
Tempe, Arizona • Los Angeles, California • Riverside, California + 45 more
Source: ClinicalTrials.gov public record
Updated Dec 10, 2014 · Synced Oct 21, 2026, 5:51 PM EDT
Completed Phase 1Phase 2 Interventional

Study to Investigate the Pharmacokinetic Comparability of Dosing Triferic AVNU IV by Continuous Infusion and IV Bolus.

NCT04409132
View directory record Official record
Conditions
End Stage Renal Disease
Interventions
Triferic
Drug
Lead sponsor
Rockwell Medical Technologies, Inc.
Industry
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Jul 13, 2021 · Synced Oct 21, 2026, 5:51 PM EDT
Completed Phase 4 Interventional

Auryxia (Ferric Citrate) Therapy for In-Center and Home Dialysis Participants

NCT04922645
View directory record Official record
Conditions
Hyperphosphatemia, Anemia, Iron Deficiency, Renal Insufficiency
Interventions
Ferric Citrate 1 gram Oral Tablet, Standard of care phosphate-lowering therapy
Drug
Lead sponsor
USRC Kidney Research
Network
Eligibility
18 Years and older
Enrollment
214 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
13
States / cities
Anchorage, Alaska • Mesa, Arizona • Pine Bluff, Arkansas + 6 more
Source: ClinicalTrials.gov public record
Updated Nov 7, 2022 · Synced Oct 21, 2026, 5:51 PM EDT
Terminated Phase 4 Interventional Results available

A Study of Ferric Citrate to Improve Inflammation and Lipid Levels

NCT02661295
View directory record Official record
Conditions
End Stage Renal Disease, Hyperphosphatemia, Chronic Inflammation
Interventions
Ferric Citrate
Drug
Lead sponsor
Winthrop University Hospital
Other
Eligibility
18 Years and older
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Mineola, New York
Source: ClinicalTrials.gov public record
Updated Apr 20, 2023 · Synced Oct 21, 2026, 5:51 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Pharmacokinetics of Triferic (Ferric Pyrophosphate Citrate) Administered Intravenously to Healthy Adult Volunteers

NCT02636049
View directory record Official record
Conditions
End Stage Renal Disease
Interventions
Triferic
Drug
Lead sponsor
Rockwell Medical Technologies, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
1
States / cities
Kalamazoo, Michigan
Source: ClinicalTrials.gov public record
Updated Aug 20, 2019 · Synced Oct 21, 2026, 5:51 PM EDT
Completed Phase 3 Interventional Results available

KRX-0502 (Ferric Citrate) for the Treatment of IDA in Adult Subjects With NDD-CKD

NCT02268994
View directory record Official record
Conditions
Anemia of Chronic Kidney Disease
Interventions
ferric citrate, Placebo
Drug
Lead sponsor
Keryx Biopharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
234 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
36
States / cities
Phoenix, Arizona • Tempe, Arizona • Glendale, California + 29 more
Source: ClinicalTrials.gov public record
Updated Mar 22, 2018 · Synced Oct 21, 2026, 5:51 PM EDT
Completed Phase 3 Interventional Results available

Safety Study of Soluble Ferric Pyrophosphate (SFP) in Dialysate in CKD Patients Receiving Chronic Hemodialysis

NCT01503021
View directory record Official record
Conditions
End Stage Renal Disease, Chronic Kidney Disease
Interventions
SFP, Placebo
Drug · Other
Lead sponsor
Rockwell Medical Technologies, Inc.
Industry
Eligibility
18 Years and older
Enrollment
718 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
28
States / cities
Mobile, Alabama • Northridge, California • Arvada, Colorado + 24 more
Source: ClinicalTrials.gov public record
Updated Oct 25, 2016 · Synced Oct 21, 2026, 5:51 PM EDT
Completed Not applicable Interventional Results available

Impact of Ferric Citrate vs Ferrous Sulfate on Iron Parameters and Hemoglobin in Individuals With CKD and Iron Deficiency

NCT02888171
View directory record Official record
Conditions
Chronic Kidney Disease, Iron Deficiency, Anemia
Interventions
ferric citrate, ferrous sulfate
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Mar 24, 2020 · Synced Oct 21, 2026, 5:51 PM EDT
Suspended Phase 3 Interventional

Study to Evaluate the Safety and Tolerability of Ferric Citrate in Children With Hyperphosphatemia Related to Chronic Kidney Disease

NCT04523727
View directory record Official record
Conditions
Hyperphosphatemia Related to Chronic Kidney Disease
Interventions
ferric citrate
Drug
Lead sponsor
Keryx Biopharmaceuticals
Industry
Eligibility
6 Years to 16 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
14
States / cities
Birmingham, Alabama • Phoenix, Arizona • San Francisco, California + 11 more
Source: ClinicalTrials.gov public record
Updated Jun 22, 2026 · Synced Oct 21, 2026, 5:51 PM EDT
Completed Phase 4 Interventional Results available

KRX-0502 (Ferric Citrate) in Subjects With NDD-CKD and IDA (The COMPASS Trial)

NCT03236246
View directory record Official record
Conditions
Chronic Kidney Diseases, Iron Deficiency Anemia
Interventions
KRX-0502
Drug
Lead sponsor
Keryx Biopharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
206 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
28
States / cities
Phoenix, Arizona • Chula Vista, California • El Centro, California + 23 more
Source: ClinicalTrials.gov public record
Updated Mar 12, 2021 · Synced Oct 21, 2026, 5:51 PM EDT
Completed Phase 3 Interventional

Ferric Citrate for the Transition From CKD Stage 4/5 to CKD Stage 5D

NCT02492620
View directory record Official record
Conditions
Chronic Kidney Disease, Hyperphosphatemia, Iron Deficiency Anemia, Renal Insufficiency
Interventions
Ferric Citrate
Drug
Lead sponsor
Denver Nephrologists, P.C.
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Aug 1, 2018 · Synced Oct 21, 2026, 5:51 PM EDT
Completed Phase 1 Interventional Results available

Pharmacokinetics and Preliminary Bioequivalence of Triferic (Ferric Pyrophosphate Citrate) Administered Via Hemodialysate and Intravenously to Adult CKD-5HD Patients

NCT02739100
View directory record Official record
Conditions
End Stage Renal Disease
Interventions
Triferic
Drug
Lead sponsor
Rockwell Medical Technologies, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Feb 1, 2019 · Synced Oct 21, 2026, 5:51 PM EDT
Completed Phase 2 Interventional Results available

A Safety and Tolerability Study of Zerenex (Ferric Citrate) in Patients With End-Stage Renal Disease (ESRD)

NCT00648167
View directory record Official record
Conditions
Hyperphosphatemia, End-stage Renal Disease
Interventions
ferric citrate
Drug
Lead sponsor
Keryx Biopharmaceuticals
Industry
Eligibility
19 Years and older
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 4, 2017 · Synced Oct 21, 2026, 5:51 PM EDT
Completed Phase 3 Interventional Results available

A 4-Week Dose-Ranging and Efficacy Trial of KRX-0502 (Ferric Citrate) in Patients With End-Stage Renal Disease

NCT01074125
View directory record Official record
Conditions
Hyperphosphatemia, End-Stage Renal Disease
Interventions
ferric citrate
Drug
Lead sponsor
Keryx Biopharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
154 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
15
States / cities
Westminster, Colorado • Pembroke Pines, Florida • Augusta, Georgia + 10 more
Source: ClinicalTrials.gov public record
Updated Dec 4, 2014 · Synced Oct 21, 2026, 5:51 PM EDT
Active, not recruiting Phase 4 Interventional

Ferric Citrate in ESRD Pilot Project

NCT03055598
View directory record Official record
Conditions
End Stage Renal Disease, Chronic Kidney Diseases
Interventions
Ferric Citrate
Drug
Lead sponsor
Sreedhar Mandayam
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
2
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 17, 2019 · Synced Oct 21, 2026, 5:51 PM EDT
Completed Phase 3 Interventional Results available

Adaptive COVID-19 Treatment Trial 4 (ACTT-4)

NCT04640168
View directory record Official record
Conditions
COVID-19
Interventions
Baricitinib, Dexamethasone, Placebo, Remdesivir
Drug · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 99 Years
Enrollment
1,010 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
61
States / cities
Birmingham, Alabama • Fresno, California • La Jolla, California + 50 more
Source: ClinicalTrials.gov public record
Updated Jun 28, 2022 · Synced Oct 21, 2026, 5:51 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Pharmacokinetics and Absolute Bioavailability of Fer-In-Sol and Triferic Administered Orally With Shohl's Solution in Healthy Volunteers

NCT02767128
View directory record Official record
Conditions
Iron-refractory, Iron-deficiency Anemia (IRIDA)
Interventions
Triferic, Fer-In-Sol, Shohl's solution
Drug
Lead sponsor
Rockwell Medical Technologies, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Kalamazoo, Michigan
Source: ClinicalTrials.gov public record
Updated Feb 1, 2019 · Synced Oct 21, 2026, 5:51 PM EDT
Completed Phase 4 Interventional Results available

Transition to Ferric Citrate Among Hemodialysis and Peritoneal Dialysis Patients

NCT03079869
View directory record Official record
Conditions
Hyperphosphatemia
Interventions
Ferric Citrate
Drug
Lead sponsor
Kaiser Permanente
Other
Eligibility
Not listed
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 13, 2022 · Synced Oct 21, 2026, 5:51 PM EDT
Completed Phase 2 Interventional Results available

Ferric Citrate in Managing Serum Phosphorus and Iron Deficiency in Anemic Chronic Kidney Disease (CKD) Subjects Not on Dialysis

NCT01736397
View directory record Official record
Conditions
Iron Deficiency, Iron Deficiency Anemia
Interventions
Ferric Citrate, Placebo
Drug
Lead sponsor
Keryx Biopharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
149 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
20
States / cities
Tempe, Arizona • La Mesa, California • Sacramento, California + 17 more
Source: ClinicalTrials.gov public record
Updated Oct 20, 2017 · Synced Oct 21, 2026, 5:51 PM EDT
Completed Phase 3 Interventional Results available

A Long-Term Safety Extension Trial of Ferric Citrate in Patients With End-Stage Renal Disease (ESRD) on Dialysis

NCT01554982
View directory record Official record
Conditions
End Stage Renal Disease, Kidney Failure, Renal Failure, Hyperphosphatemia, ESRD
Interventions
ferric citrate
Drug
Lead sponsor
Keryx Biopharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
168 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
33
States / cities
Los Angeles, California • Aurora, Colorado • Westminster, Colorado + 26 more
Source: ClinicalTrials.gov public record
Updated Jul 13, 2016 · Synced Oct 21, 2026, 5:51 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Equivalence of Triferic® (Ferric Pyrophosphate Citrate) Administered Via Hemodialysate and Intravenously to Adult CKD-5HD Patients

NCT03303144
View directory record Official record
Conditions
End Stage Renal Disease
Interventions
Triferic
Drug
Lead sponsor
Rockwell Medical Technologies, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Nov 16, 2020 · Synced Oct 21, 2026, 5:51 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Triferic Pediatric Pharmacokinetic Protocol

NCT02595437
View directory record Official record
Conditions
End Stage Renal Disease
Interventions
Triferic
Drug
Lead sponsor
Rockwell Medical Technologies, Inc.
Industry
Eligibility
Up to 17 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
9
States / cities
Birmingham, Alabama • Loma Linda, California • Stanford, California + 6 more
Source: ClinicalTrials.gov public record
Updated Oct 25, 2018 · Synced Oct 21, 2026, 5:51 PM EDT
Recruiting Phase 2 Interventional

Ferric Citrate and Chronic Kidney Disease in Children

NCT04741646
View directory record Official record
Conditions
Chronic Kidney Diseases
Interventions
Ferric Citrate, Placebo
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
6 Years to 18 Years
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
18
States / cities
Los Angeles, California • Orange, California • San Francisco, California + 14 more
Source: ClinicalTrials.gov public record
Updated Apr 17, 2026 · Synced Oct 21, 2026, 5:51 PM EDT