{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=dietary+iron+supplementation",
    "query": {
      "intervention": "dietary iron supplementation"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 76,
    "total_pages": 8,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=dietary+iron+supplementation&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-24T15:22:44.074Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT02839096",
      "title": "Once Versus Twice Daily Iron Supplementation in Pregnant Women",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anemia in Pregnancy"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Ferrous Sulfate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Missouri-Columbia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 20,
      "start_date": "2016-06",
      "completion_date": "2019-12",
      "has_results": true,
      "last_update_posted_date": "2024-09-19",
      "last_synced_at": "2026-09-24T15:22:44.074Z",
      "location_count": 1,
      "location_summary": "Columbia, Missouri",
      "locations": [
        {
          "city": "Columbia",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02839096"
    },
    {
      "nct_id": "NCT04497012",
      "title": "Iron Supplementation and Intestinal Health",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Anemia of Prematurity",
        "Very Low Birth Weight Infant"
      ],
      "interventions": [
        {
          "name": "2mg/kg/day Iron Sulfate",
          "type": "DRUG"
        },
        {
          "name": "6 mg/kg/day Iron Sulfate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of South Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "1 Day",
        "maximum_age": "6 Months",
        "sex": "ALL",
        "summary": "1 Day to 6 Months"
      },
      "enrollment_count": 183,
      "start_date": "2020-11-17",
      "completion_date": "2025-07-31",
      "has_results": false,
      "last_update_posted_date": "2025-01-22",
      "last_synced_at": "2026-09-24T15:22:44.074Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04497012"
    },
    {
      "nct_id": "NCT01755455",
      "title": "Does a Daily Iron Tablet Improve Anemia in Cystic Fibrosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cystic Fibrosis",
        "Anemia, Iron-Deficiency"
      ],
      "interventions": [
        {
          "name": "Ferrous sulfate 325mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Dartmouth-Hitchcock Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 22,
      "start_date": "2011-06",
      "completion_date": "2012-11",
      "has_results": true,
      "last_update_posted_date": "2017-03-16",
      "last_synced_at": "2026-09-24T15:22:44.074Z",
      "location_count": 2,
      "location_summary": "Portland, Maine • Lebanon, New Hampshire",
      "locations": [
        {
          "city": "Portland",
          "state": "Maine"
        },
        {
          "city": "Lebanon",
          "state": "New Hampshire"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01755455"
    },
    {
      "nct_id": "NCT02009943",
      "title": "Randomized Study Comparing Ferric Carboxymaltose to Iron Sucrose to Treat Fe Deficiency in the Surgically Critically Ill",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "ICU Anemia",
        "Functional Iron Deficiency"
      ],
      "interventions": [
        {
          "name": "Ferric carboxymaltose",
          "type": "DRUG"
        },
        {
          "name": "Iron sucrose",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Denver Health and Hospital Authority",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2017-02",
      "completion_date": "2017-09",
      "has_results": false,
      "last_update_posted_date": "2018-01-12",
      "last_synced_at": "2026-09-24T15:22:44.074Z",
      "location_count": 1,
      "location_summary": "Denver, Colorado",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02009943"
    },
    {
      "nct_id": "NCT05047211",
      "title": "Intravenous Iron vs. Oral Iron Supplementation for Postpartum Anemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Anemia, Iron Deficiency",
        "Delivery Complication"
      ],
      "interventions": [
        {
          "name": "Ferrous sulfate",
          "type": "DRUG"
        },
        {
          "name": "Iron dextran",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "The University of Texas Medical Branch, Galveston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 50 Years · Female only"
      },
      "enrollment_count": 40,
      "start_date": "2021-10-07",
      "completion_date": "2023-04-15",
      "has_results": true,
      "last_update_posted_date": "2023-08-29",
      "last_synced_at": "2026-09-24T15:22:44.074Z",
      "location_count": 1,
      "location_summary": "Galveston, Texas",
      "locations": [
        {
          "city": "Galveston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05047211"
    },
    {
      "nct_id": "NCT00207610",
      "title": "Iron Supplementation Among Low-Income Postpartum Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Anemia"
      ],
      "interventions": [
        {
          "name": "Daily iron supplements of 65 mg a day for 3 months",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Universal anemia screening and treatment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Selective anemia screening and treatment",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Centers for Disease Control and Prevention",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "13 Years and older · Female only"
      },
      "enrollment_count": 959,
      "start_date": "2003-06",
      "completion_date": "2007-09",
      "has_results": false,
      "last_update_posted_date": "2009-02-03",
      "last_synced_at": "2026-09-24T15:22:44.074Z",
      "location_count": 1,
      "location_summary": "Hattiesburg, Mississippi",
      "locations": [
        {
          "city": "Hattiesburg",
          "state": "Mississippi"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00207610"
    },
    {
      "nct_id": "NCT05515874",
      "title": "Predicting Stroke Risk in ICAD With Novel MRI",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Intracranial Atherosclerosis"
      ],
      "interventions": [
        {
          "name": "Feraheme",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 0,
      "start_date": "2020-09-01",
      "completion_date": "2025-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-08-06",
      "last_synced_at": "2026-09-24T15:22:44.074Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05515874"
    },
    {
      "nct_id": "NCT03562143",
      "title": "Daily vs Alternate Day Iron Supplementation for Pregnant Women With Iron Deficiency Anemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Iron Deficiency Anemia"
      ],
      "interventions": [
        {
          "name": "Ferrous Sulfate",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Icahn School of Medicine at Mount Sinai",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 64 Years · Female only"
      },
      "enrollment_count": 88,
      "start_date": "2018-08-31",
      "completion_date": "2020-02-20",
      "has_results": false,
      "last_update_posted_date": "2020-03-18",
      "last_synced_at": "2026-09-24T15:22:44.074Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03562143"
    },
    {
      "nct_id": "NCT00327067",
      "title": "Iron Replacement in Blood Donors",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Iron Deficiency"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institutes of Health Clinical Center (CC)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1820,
      "start_date": "2006-05-12",
      "completion_date": "2012-03-01",
      "has_results": false,
      "last_update_posted_date": "2017-07-02",
      "last_synced_at": "2026-09-24T15:22:44.074Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00327067"
    },
    {
      "nct_id": "NCT00760890",
      "title": "Iron and the Breast-Fed Infant: Iron Status and Two Regimens of Iron Supplementation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Iron Deficiency"
      ],
      "interventions": [
        {
          "name": "Fer-In-Sol (ferrous sulfate)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Iron fortified cereal",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "National Institutes of Health (NIH)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "1 Month",
        "maximum_age": "24 Months",
        "sex": "ALL",
        "summary": "1 Month to 24 Months"
      },
      "enrollment_count": 171,
      "start_date": "2001-06",
      "completion_date": "2005-10",
      "has_results": false,
      "last_update_posted_date": "2008-09-26",
      "last_synced_at": "2026-09-24T15:22:44.074Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00760890"
    }
  ]
}