Ferric Citrate for the Prevention of Renal Failure in Adults With Advanced Chronic Kidney Disease

Not yet recruiting
Trial end date:
Target enrollment:
Participant gender:
An 18-month randomized, double-blind, placebo-controlled study to compare the effect of fixed dose ferric citrate versus placebo in patients with advanced chronic kidney disease (eGFR ≤20 ml/min/1.73m2) on the composite endpoint of time to initiation of maintenance dialysis or all-cause mortality.
Phase 3
Accepts Healthy Volunteers?
Lead Sponsor:
USRC Kidney Research
Akebia Therapeutics
Inclusion Criteria:

1. Adult patients greater or equal to 18 years old.

2. Diagnosis of NDD advanced CKD, regardless of etiology. Advanced CKD is defined as at
least one local laboratory determined estimated glomerular filtration rate (eGFR) ≤20
ml/min/1.73m2 within 90 days of Day 1.

3. Most recent transferrin saturation (TSAT) less than or equal to 45% within 45 days of
Day 1.

4. Most recent serum phosphate is greater or equal to 3.0 mg per dL within 45 days of Day

5. Most recent ferritin is less than or equal to 500 ng per mL within 45 days of Day 1.

6. Women of child-bearing potential must have a negative serum or urine pregnancy test
within 28 days prior to Day 1.

7. Understands the procedures and requirements of the study and provides written informed
consent and authorization for protected health information disclosure.

Exclusion Criteria:

1. Patients who, in the opinion of the Investigator, have acute kidney injury rather than

2. Patients with planned/imminent maintenance dialysis, or that are anticipated to begin
maintenance dialysis within 8 weeks from Screening, in the opinion of the

3. A known allergy or intolerance to ferric citrate or any of its constituents.

4. Hypersensitivity reaction to previous oral iron therapy.

5. History of hemochromatosis or iron overload syndrome (e.g., hereditary sideroblastic
anemia, thalassemia, polycythemia vera).

6. Active malignancy requiring current treatment except for non-melanoma skin cancer
regardless of treatment.

7. Active drug or alcohol dependence or abuse (excluding tobacco use or use of medical or
recreational marijuana) within the 12 months prior to Screening or evidence of such
abuse, in the opinion of the Investigator.

8. Limited life expectancy (less than 6 months) in the opinion of the Investigator.

9. Females who are known to be pregnant or are breast-feeding during Screening or are
planning to become pregnant and breastfeeding during the study period.

10. Evidence of a clinically active infection requiring antibiotics at Randomization.

11. Unable to comply with study requirements or in the opinion of the Investigator, not
clinically stable to participate in the study.

12. Use of an investigational medication or participation in an investigational study
within 30 days prior to Day 1.

13. Patients with a scheduled date for receipt of living donor kidney transplant