Keryx Biopharmaceuticals clinical trials
Acquired by Akebia Therapeutics, Dec 12, 2018 · source ↗
The registry lists 14 studies whose lead sponsor is Keryx Biopharmaceuticals. 0 are recruiting or about to start. Per ClinicalTrials.gov, last updated Jun 22, 2026.
Before and after it joined Akebia Therapeutics
- First submitted before Keryx Biopharmaceuticals became part of Akebia Therapeutics
- 12
- First submitted after Keryx Biopharmaceuticals became part of Akebia Therapeutics
- 2
- Unclear, or no submission date
- 0
By the date each study was first submitted to the registry. The registry lists today's sponsor name and keeps no history, so this says when a study was filed, not who filed it.
Registry sponsor names on this page
- Keryx Biopharmaceuticals14 studies
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Studies
Recruiting first, then most recently updated. Showing 14 of 14. All Akebia Therapeutics studies →
- Study to Evaluate the Safety and Tolerability of Ferric Citrate in Children With Hyperphosphatemia Related to Chronic Kidney DiseaseSuspendedNCT04523727Phase 3
Sponsor listed in the registry: Keryx Biopharmaceuticals · First submitted after Keryx Biopharmaceuticals became part of Akebia Therapeutics
- Study to Evaluate the Safety and Tolerability of KRX-0502 (Ferric Citrate) in Children With Iron Deficiency Anemia Associated With Non-Dialysis Dependent Chronic Kidney DiseaseWithdrawnNCT04649411Phase 3
Sponsor listed in the registry: Keryx Biopharmaceuticals · First submitted after Keryx Biopharmaceuticals became part of Akebia Therapeutics
- Effect of Sulodexide in Overt Diabetic NephropathyTerminatedNCT00130312Phase 4
Sponsor listed in the registry: Keryx Biopharmaceuticals · First submitted before Keryx Biopharmaceuticals became part of Akebia Therapeutics
- KRX-0502 (Ferric Citrate) in Subjects With NDD-CKD and IDA (The COMPASS Trial)CompletedNCT03236246Phase 4
Sponsor listed in the registry: Keryx Biopharmaceuticals · First submitted before Keryx Biopharmaceuticals became part of Akebia Therapeutics
- A Pilot Study of KRX-0502 (Ferric Citrate, Administered Without Food, in Treating Iron-deficiency AnemiaCompletedNCT02128074Phase 2
Sponsor listed in the registry: Keryx Biopharmaceuticals · First submitted before Keryx Biopharmaceuticals became part of Akebia Therapeutics
- Effect of Sulodexide in Early Diabetic NephropathyCompletedNCT00130208Phase 3
Sponsor listed in the registry: Keryx Biopharmaceuticals · First submitted before Keryx Biopharmaceuticals became part of Akebia Therapeutics
- KRX-0502 (Ferric Citrate) for the Treatment of IDA in Adult Subjects With NDD-CKDCompletedNCT02268994Phase 3
Sponsor listed in the registry: Keryx Biopharmaceuticals · First submitted before Keryx Biopharmaceuticals became part of Akebia Therapeutics
- Ferric Citrate in Managing Serum Phosphorus and Iron Deficiency in Anemic Chronic Kidney Disease (CKD) Subjects Not on DialysisCompletedNCT01736397Phase 2
Sponsor listed in the registry: Keryx Biopharmaceuticals · First submitted before Keryx Biopharmaceuticals became part of Akebia Therapeutics
- A Safety and Tolerability Study of Zerenex (Ferric Citrate) in Patients With End-Stage Renal Disease (ESRD)CompletedNCT00648167Phase 2
Sponsor listed in the registry: Keryx Biopharmaceuticals · First submitted before Keryx Biopharmaceuticals became part of Akebia Therapeutics
- Open Label Tolerability and Safety Study of KRX-101 in Australia, New Zealand, and Hong KongTerminatedNCT00462202Phase 3
Sponsor listed in the registry: Keryx Biopharmaceuticals · First submitted before Keryx Biopharmaceuticals became part of Akebia Therapeutics
- A Long-Term Safety Extension Trial of Ferric Citrate in Patients With End-Stage Renal Disease (ESRD) on DialysisCompletedNCT01554982Phase 3
Sponsor listed in the registry: Keryx Biopharmaceuticals · First submitted before Keryx Biopharmaceuticals became part of Akebia Therapeutics
- A 58-Week Safety and Efficacy Trial of Ferric Citrate in Patients With ESRD on DialysisCompletedNCT01191255Phase 3
Sponsor listed in the registry: Keryx Biopharmaceuticals · First submitted before Keryx Biopharmaceuticals became part of Akebia Therapeutics
- Trial of a New Formulation of KRX-0502 (Ferric Citrate) in Patients With End-Stage Renal DiseaseCompletedNCT00967993
Sponsor listed in the registry: Keryx Biopharmaceuticals · First submitted before Keryx Biopharmaceuticals became part of Akebia Therapeutics
- A 4-Week Dose-Ranging and Efficacy Trial of KRX-0502 (Ferric Citrate) in Patients With End-Stage Renal DiseaseCompletedNCT01074125Phase 3
Sponsor listed in the registry: Keryx Biopharmaceuticals · First submitted before Keryx Biopharmaceuticals became part of Akebia Therapeutics