Iron Clinical Trials

137 recruitingLast updated: May 21, 2026

There are 137 actively recruiting iron clinical trials across 59 countries. Studies span Not Applicable, Phase 3, Phase 4, Phase 2. Top locations include New York, New York, United States, Zurich, Switzerland, Barcelona, Spain. Updated daily from ClinicalTrials.gov.


Iron Trials at a Glance

137 actively recruiting trials for iron are listed on ClinicalTrialsFinder across 6 cities in 59 countries. The largest study group is Not Applicable with 54 trials, with the heaviest enrollment activity in New York, Zurich, and Barcelona. Lead sponsors running iron studies include Fondazione Policlinico Universitario Agostino Gemelli IRCCS, Second Affiliated Hospital, School of Medicine, Zhejiang University, and Aga Khan University.

Browse iron trials by phase

About Iron Clinical Trials

Looking for clinical trials for Iron? There are currently 2 studies actively recruiting participants. Clinical trials offer access to new treatments before they are widely available, and every approved therapy in use today was first tested through a clinical trial.

Below you can browse trials, sign up for alerts when new Iron trials open, and view eligibility criteria for each study. Each listing includes the study phase, locations, and enrollment details.

Frequently Asked Questions

Common questions about Iron clinical trials

A clinical trial is a carefully designed research study that tests new medical treatments, drugs, devices, or approaches in human volunteers. Every approved medication and treatment available today was proven safe and effective through clinical trials.

All clinical trials are reviewed and approved by Institutional Review Boards (IRBs) — independent committees that evaluate patient safety. Trials follow strict protocols, and your health is monitored closely throughout. You can withdraw at any time.

Not necessarily. Many trials compare the new treatment against the current standard of care, meaning all participants receive active treatment. When placebos are used, they are typically combined with standard treatment, not given alone. The trial description will always specify the design.

Under the Affordable Care Act, most private insurers are required to cover routine patient care costs during a clinical trial. The sponsor typically covers the investigational treatment itself. Medicare also covers routine costs for qualifying trials.

Yes. Participation is completely voluntary. You can withdraw at any time, for any reason, without it affecting your access to standard medical care.

Each trial has specific eligibility criteria — including age, diagnosis, disease stage, prior treatments, and general health. Browse the trials listed above and check their eligibility sections. You can also contact the trial site directly to discuss your situation.

Showing 120 of 137 trials

Recruiting
Not Applicable

Organoid Models of Hepatocellular Carcinoma

SurgeryHepatocellular CarcinomaOrganoids+3 more
Fondazione Policlinico Universitario Agostino Gemelli IRCCS150 enrolled1 locationNCT06929845
Recruiting
Not Applicable

The Use of Robot Assisted Magnetically Controlled Capsule Endoscopy in Patients With Iron Deficiency Anaemia

Iron deficiency anaemia
University of Edinburgh100 enrolled1 locationNCT07197424
Recruiting
Not Applicable

Pediatric Outcomes and Recovery With Peri-Operative Iron Supplement Evaluation

Cerebral PalsyIron-Deficiency AnemiaVarus-Derotation Osteotomy Surgery+1 more
University of British Columbia180 enrolled1 locationNCT07095244
Recruiting

Imaging Intravenous Iron

Iron-deficiency
University of Oxford12 enrolled1 locationNCT05609318
Recruiting
Phase 3

Comparing High and Low Dose Iron Treatments for People on Peritoneal Dialysis: The PALaDIN Study

Iron deficiency anaemiaPeritoneal DialysisAnaemia
Hull University Teaching Hospitals NHS Trust30 enrolled1 locationNCT06884280
Recruiting
Not Applicable

Efficacy of Oral Sucrosomial Iron Supplementation in Children With Celiac Disease and Iron Deficiency or Anemia

Celiac Disease in ChildrenIron DeficienciesAnemia
Istituto Giannina Gaslini60 enrolled1 locationNCT07563582
Recruiting

Influences of Long-acting Reversible Contraceptives on Iron Status and Physiological Responses to Extreme Environments in Women

ContraceptionIron Deficiencies
United States Army Research Institute of Environmental Medicine33 enrolled1 locationNCT06909695
Recruiting
Not Applicable

VertiGreens Investigating the Effects of Iron Biofortification of Microgreens on Iron Status in Women

Iron Biomarkers/Status
University of Aberdeen30 enrolled1 locationNCT06972927
Recruiting
Phase 2

Probiotic Supplementation in Optimizing Iron and Hematological Status Among Pregnant Females

PregnancyIron Deficiency (ID)
University of Illinois at Chicago250 enrolled1 locationNCT07076849
Recruiting
Not Applicable

Efficacy and Adverse Side Effects of Two Forms of Iron in Pregnancy

PregnancyIron-deficiency
University of British Columbia172 enrolled2 locationsNCT06014983
Recruiting
Not Applicable

Dietary Iron Requirements

Iron Absorption
Pennington Biomedical Research Center300 enrolled2 locationsNCT07139821
Recruiting
Phase 4

Intravenous Iron to Treat Postoperative Anemia in Older Cardiac Surgery Patients

Iron-Deficiency Anemia
dr. P. Noordzij310 enrolled2 locationsNCT04913649
Recruiting
Not Applicable

A Pilot Study to Evaluate the Ability of Lactoferrin to Modulate Iron Homeostasis and Exercise Performance in Exercising Females

Low ferritinIron DeficienciesIron-deficiency+1 more
Lindenwood University30 enrolled1 locationNCT07546591
Recruiting

Impact of Iron Overload on the Incidence of Liver Complications in Long-Term Survivors (≥10 Years) of Allogeneic Hematopoietic Stem-Cell Transplantation.

Liver DiseasesHematopoietic Stem Cell Transplantation (HSCT)Iron Overload+1 more
Assistance Publique - Hôpitaux de Paris500 enrolled1 locationNCT07028112
Recruiting
Phase 4

Oral Iron Supplementation on Alternate vs. Consecutive Days for Iron Deficiency Anemia in Pregnancy

PregnancyIron-deficiency Anemia (IDA)
Southern Illinois University120 enrolled1 locationNCT06492512
Recruiting
Phase 3

A Study to Evaluate the Safety (Compared to Iron Sucrose), Efficacy and Pharmacokinetics of Ferumoxytol for the Treatment of Iron Deficiency Anemia (IDA) in Pediatric Subjects With Chronic Kidney Disease (CKD)

Chronic Kidney Disease; Iron Deficiency Anemia
AMAG Pharmaceuticals, Inc.129 enrolled21 locationsNCT03619850
Recruiting
Phase 3

A Study to Evaluate Ferumoxytol for the Treatment of Iron Deficiency Anemia (IDA) in Pediatric Subjects

Iron-Deficiency Anemia
AMAG Pharmaceuticals, Inc.75 enrolled15 locationsNCT03893045
Recruiting
Not Applicable

Improving Iron Levels in Female Endurance, Intermittent, and Power/Strength Athletes Aged 16-35

Iron-deficiency
University of Calgary36 enrolled1 locationNCT06942208
Recruiting

Rare Tumors and Cancer Predisposition in Individuals and Families

CancerGenetic Predisposition to CancerHereditary Neoplasms+1 more
National Cancer Institute (NCI)500 enrolled2 locationsNCT05350761
Recruiting
Phase 3

Multi-center Trial of Ferric Derisomaltose in Children 0 to <18 Years of Age With Iron Deficiency Anemia

Iron Deficiency, Anaemia in Children
Pharmacosmos A/S200 enrolled1 locationNCT05179226