Iron supplementation for very low birth weight infants

Enteral Iron Supplementation and Intestinal Health in Preterm Infants

Phase 4 Interventional University of South Florida · NCT04497012

This study is testing whether giving very low birth weight infants different amounts of iron can improve their gut health and reduce inflammation.

Quick facts

PhasePhase 4
Study typeInterventional
Enrollment183 (estimated)
Ages1 Day to 6 Months
SexAll
SponsorUniversity of South Florida Academic / other
Locations1 site (Tampa, Florida)
Trial IDNCT04497012 on ClinicalTrials.gov

What this trial studies

This randomized double-blinded study investigates the effects of enteral iron supplementation on intestinal health in very low birth weight infants. Participants will be assigned to receive either a low dose (2 mg/kg/day) or a high dose (6 mg/kg/day) of iron, with the primary outcomes focusing on microbiome health, inflammation levels, and intestinal barrier function. The study will recruit infants from a single academic NICU, and various biological samples will be collected to assess the impact of iron supplementation over time.

Who should consider this trial

Good fit: Ideal candidates are infants weighing less than 1500 grams at birth who are expected to survive beyond two weeks and have not yet started oral iron supplementation.

Not a fit: Patients with congenital intestinal defects or those who have a history of intestinal infections or perforations will not benefit from this study.

Why it matters

Potential benefit: If successful, this study could improve intestinal health and overall outcomes for very low birth weight infants suffering from anemia.

How similar studies have performed: Other studies have shown promising results with iron supplementation in similar populations, suggesting potential for success in this approach.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* \<1500 g at birth, expected to live beyond 2 weeks, not yet started on oral iron supplementation (OIS), with mother at least 18 years of age, and parental consent.

Exclusion Criteria:

* congenital intestinal defects, history of intestinal infection or perforation before OIS. Infants who require epogen for religious reason to prevent them from getting blood transfusions will be excluded from the study.

Where this trial is running

Tampa, Florida

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Anemia of PrematurityVery Low Birth Weight Infantintestinal dysbiosis
Last reviewed 2026-06-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.