Oral Iron in Children With Chronic Kidney Disease

This study tests whether oral iron supplements can safely and effectively treat iron deficiency and anemia in children with chronic kidney disease (CKD). Iron deficiency in CKD can worsen anemia and slow development. **You may be eligible if...** - Your child is between 1 and 21 years old - Your child has chronic kidney disease (kidney function below 90% of normal) - Your child's hemoglobin is below normal for their age but not dangerously low (at least 9.0 g/dL) - Your child has low iron stores (transferrin saturation at or below 20% AND ferritin at or below 100 ng/mL) **You may NOT be eligible if...** - Iron stores are critically low (transferrin saturation below 5% or ferritin below 10 ng/mL) - Your child is currently on iron therapy or a red blood cell stimulating drug - Other specified lab criteria are not met Talk to your doctor to see if this trial is right for you.