{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Iron&page=12",
    "query": {
      "intervention": "Iron",
      "page": 12
    },
    "page_size": 10
  },
  "pagination": {
    "page": 12,
    "page_size": 10,
    "total_count": 611,
    "total_pages": 62,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Iron&page=13&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Iron&page=11&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-20T03:08:21.942Z",
  "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": "NCT02688764",
      "title": "A Study to Investigate the Safety and Efficacy of PA21 (Velphoro®) and Calcium Acetate (Phoslyra®) in Paediatric and Adolescent Chronic Kidney Disease (CKD) Patients With Hyperphosphataemia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hyperphosphatemia"
      ],
      "interventions": [
        {
          "name": "PA21 (Velphoro®)",
          "type": "DRUG"
        },
        {
          "name": "Calcium Acetate (Phoslyra®)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Vifor Fresenius Medical Care Renal Pharma",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "Up to 18 Years"
      },
      "enrollment_count": 85,
      "start_date": "2016-05-26",
      "completion_date": "2019-02-21",
      "has_results": true,
      "last_update_posted_date": "2019-09-10",
      "last_synced_at": "2026-10-20T03:08:21.942Z",
      "location_count": 22,
      "location_summary": "Birmingham, Alabama • Washington D.C., District of Columbia • Miami, Florida + 17 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02688764"
    },
    {
      "nct_id": "NCT02499354",
      "title": "Pilot Study: Randomized, Placebo-controlled Comparator Trial of IV vs Oral Iron Treatment of RLS With IDA. (IVOR-IDA)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Restless Legs Syndrome",
        "Iron Deficiency Anemia"
      ],
      "interventions": [
        {
          "name": "Ferumoxytol intravenous",
          "type": "DRUG"
        },
        {
          "name": "Ferrous sulfate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Auerbach Hematology Oncology Associates P C",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2014-08",
      "completion_date": "2022-05-31",
      "has_results": true,
      "last_update_posted_date": "2024-01-30",
      "last_synced_at": "2026-10-20T03:08:21.942Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02499354"
    },
    {
      "nct_id": "NCT04369560",
      "title": "Virtual Histology of the Bladder Wall for Bladder Cancer Staging",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Urinary Bladder Neoplasms"
      ],
      "interventions": [
        {
          "name": "Magnetic Resonance Imaging",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Gadobutrol intravesical administration (4mM)",
          "type": "DRUG"
        },
        {
          "name": "Ferumoxytol intravesical administration (5 mM)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "DRUG"
      ],
      "sponsor": "Jodi Maranchie",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 42,
      "start_date": "2025-05-23",
      "completion_date": "2028-12-30",
      "has_results": false,
      "last_update_posted_date": "2025-12-17",
      "last_synced_at": "2026-10-20T03:08:21.942Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04369560"
    },
    {
      "nct_id": "NCT00122980",
      "title": "Stroke With Transfusions Changing to Hydroxyurea",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hemochromatosis",
        "Cerebrovascular Accident",
        "Anemia, Sickle Cell",
        "Hematologic Diseases"
      ],
      "interventions": [
        {
          "name": "Red Cell Transfusions",
          "type": "PROCEDURE"
        },
        {
          "name": "Iron Chelation",
          "type": "PROCEDURE"
        },
        {
          "name": "Hydroxyurea",
          "type": "DRUG"
        },
        {
          "name": "Phlebotomy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "St. Jude Children's Research Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "5 Years to 18 Years"
      },
      "enrollment_count": 134,
      "start_date": "2006-10",
      "completion_date": "2010-12",
      "has_results": true,
      "last_update_posted_date": "2013-01-18",
      "last_synced_at": "2026-10-20T03:08:21.942Z",
      "location_count": 28,
      "location_summary": "Birmingham, Alabama • Washington D.C., District of Columbia • Jacksonville, Florida + 23 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00122980"
    },
    {
      "nct_id": "NCT04968379",
      "title": "Safety, Tolerability, PK and PD of Intravenous Ferric Carboxymaltose in Infants With Iron Deficiency Anemia",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Iron Deficiency, Anaemia"
      ],
      "interventions": [
        {
          "name": "Ferric carboxymaltose",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "American Regent, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "1 Year",
        "sex": "ALL",
        "summary": "Up to 1 Year"
      },
      "enrollment_count": 0,
      "start_date": "2022-07-21",
      "completion_date": "2024-12-12",
      "has_results": false,
      "last_update_posted_date": "2023-01-06",
      "last_synced_at": "2026-10-20T03:08:21.942Z",
      "location_count": 4,
      "location_summary": "Iowa City, Iowa • New Hyde Park, New York • Columbus, Ohio + 1 more",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "New Hyde Park",
          "state": "New York"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04968379"
    },
    {
      "nct_id": "NCT01521520",
      "title": "Imaging of Type 1 Diabetes Progression",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Type 1 Diabetes"
      ],
      "interventions": [
        {
          "name": "ferumoxytol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Jason Gaglia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 65,
      "start_date": "2012-01",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2017-04-10",
      "last_synced_at": "2026-10-20T03:08:21.942Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01521520"
    },
    {
      "nct_id": "NCT00978562",
      "title": "DSC-MRI With Ferumoxytol and DCE-MRI With Gadolinium in Imaging Vascular Properties in Younger Patients With Brain Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Childhood Brain Neoplasm",
        "Recurrent Childhood Brain Neoplasm"
      ],
      "interventions": [
        {
          "name": "Dynamic Contrast-Enhanced Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Dynamic Susceptibility Contrast-Enhanced Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Ferumoxytol Non-Stoichiometric Magnetite",
          "type": "DRUG"
        },
        {
          "name": "Gadolinium",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "OHSU Knight Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "5 Years to 18 Years"
      },
      "enrollment_count": 14,
      "start_date": "2009-08",
      "completion_date": "2018-12",
      "has_results": true,
      "last_update_posted_date": "2022-08-03",
      "last_synced_at": "2026-10-20T03:08:21.942Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00978562"
    },
    {
      "nct_id": "NCT06023082",
      "title": "A Single-Group Study to Examine the Efficacy of a Gut Health Supplement to Increase Metabolism, Improve Gut Health, and Support Weight Management",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Gut Health",
        "Metabolism",
        "Weight Loss",
        "Energy"
      ],
      "interventions": [
        {
          "name": "Colon Broom Premium supplement",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Gut Health, UAB",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "30 Years to 50 Years"
      },
      "enrollment_count": 120,
      "start_date": "2023-07-26",
      "completion_date": "2023-11-26",
      "has_results": true,
      "last_update_posted_date": "2025-01-13",
      "last_synced_at": "2026-10-20T03:08:21.942Z",
      "location_count": 1,
      "location_summary": "Santa Monica, California",
      "locations": [
        {
          "city": "Santa Monica",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06023082"
    },
    {
      "nct_id": "NCT01264679",
      "title": "A Trial of Ferumoxytol for the Episodic Treatment of Iron Deficiency Anemia in Pediatric Participants With Chronic Kidney Disease",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Iron Deficiency Anemia"
      ],
      "interventions": [
        {
          "name": "Ferumoxytol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AMAG Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "6 Months to 17 Years"
      },
      "enrollment_count": 8,
      "start_date": "2011-12-27",
      "completion_date": "2015-04-24",
      "has_results": true,
      "last_update_posted_date": "2022-04-28",
      "last_synced_at": "2026-10-20T03:08:21.942Z",
      "location_count": 1,
      "location_summary": "Waltham, Massachusetts",
      "locations": [
        {
          "city": "Waltham",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01264679"
    },
    {
      "nct_id": "NCT02143518",
      "title": "Safety and Immunogenicity Study of Na-GST-1 With or Without CpG",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Hookworm Infection",
        "Hookworm Disease"
      ],
      "interventions": [
        {
          "name": "Na-GST-1/Alhydrogel®",
          "type": "BIOLOGICAL"
        },
        {
          "name": "CpG 10104",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Baylor College of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 24,
      "start_date": "2014-10",
      "completion_date": "2016-10",
      "has_results": true,
      "last_update_posted_date": "2025-07-04",
      "last_synced_at": "2026-10-20T03:08:21.942Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02143518"
    }
  ]
}