{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Iron+Supplement&page=2",
    "query": {
      "intervention": "Iron Supplement",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Iron+Supplement&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-23T18:17:19.254Z",
  "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": "NCT00450177",
      "title": "Efficacy of Enteral Iron Supplementation in Critical Illness",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Anemic, Critically Ill Patients"
      ],
      "interventions": [
        {
          "name": "Ferrous Sulfate",
          "type": "DRUG"
        },
        {
          "name": "Placebo Oral Tablet",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Weill Medical College of Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2006-01",
      "completion_date": "2008-01",
      "has_results": true,
      "last_update_posted_date": "2019-07-18",
      "last_synced_at": "2026-09-23T18:17:19.254Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00450177"
    },
    {
      "nct_id": "NCT07293117",
      "title": "Evaluating Heart & Soil's Lifeblood on Iron and Energy Levels",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Energy"
      ],
      "interventions": [
        {
          "name": "Heart & Soil Lifeblood",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Efforia, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2025-09-09",
      "completion_date": "2026-09-09",
      "has_results": false,
      "last_update_posted_date": "2025-12-26",
      "last_synced_at": "2026-09-23T18:17:19.254Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07293117"
    },
    {
      "nct_id": "NCT03457701",
      "title": "Anemia Studies in CKD: Erythropoiesis Via a Novel Prolyl Hydroxylase Inhibitor (PHI) Daprodustat- Iron (ASCEND: Fe)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Anaemia"
      ],
      "interventions": [
        {
          "name": "Daprodustat",
          "type": "DRUG"
        },
        {
          "name": "rhEPO",
          "type": "DRUG"
        },
        {
          "name": "Ferrous sulfate containing the stable iron isotope (57Fe)",
          "type": "DRUG"
        },
        {
          "name": "Ferrous sulfate containing the stable iron isotope (58Fe)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2019-07-30",
      "completion_date": "2022-07-05",
      "has_results": true,
      "last_update_posted_date": "2024-03-27",
      "last_synced_at": "2026-09-23T18:17:19.254Z",
      "location_count": 3,
      "location_summary": "Fort Worth, Texas • Lufkin, Texas • San Antonio, Texas",
      "locations": [
        {
          "city": "Fort Worth",
          "state": "Texas"
        },
        {
          "city": "Lufkin",
          "state": "Texas"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03457701"
    },
    {
      "nct_id": "NCT03991169",
      "title": "Oral Iron in Children With Chronic Kidney Disease",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Chronic Kidney Insufficiency",
        "Chronic Kidney Diseases"
      ],
      "interventions": [
        {
          "name": "Ferrous Sulfate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Weill Medical College of Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "1 Year to 21 Years"
      },
      "enrollment_count": 40,
      "start_date": "2019-04-19",
      "completion_date": "2028-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-08-11",
      "last_synced_at": "2026-09-23T18:17:19.254Z",
      "location_count": 2,
      "location_summary": "New York, New York • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03991169"
    },
    {
      "nct_id": "NCT00136266",
      "title": "Adherence With Iron Sprinkles Among High-Risk Infants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Anemia",
        "Iron Deficiency"
      ],
      "interventions": [
        {
          "name": "Ferrous sulphate drops with vitamins A, D, and C",
          "type": "DRUG"
        },
        {
          "name": "Ferrous fumarate sprinkles with vitamins and minerals",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Centers for Disease Control and Prevention",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "5 Months",
        "maximum_age": "7 Months",
        "sex": "ALL",
        "summary": "5 Months to 7 Months"
      },
      "enrollment_count": 128,
      "start_date": "2005-03",
      "completion_date": "2005-12",
      "has_results": false,
      "last_update_posted_date": "2016-02-03",
      "last_synced_at": "2026-09-23T18:17:19.254Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00136266"
    },
    {
      "nct_id": "NCT01438372",
      "title": "IV Iron Sucrose vs Oral FeSO4 in Treating IDA in Pediatric IBD",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Iron Deficiency Anemia",
        "Inflammatory Bowel Disease"
      ],
      "interventions": [
        {
          "name": "Intravenous iron sucrose",
          "type": "DRUG"
        },
        {
          "name": "Oral ferrous sulfate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wayne State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "12 Years to 17 Years"
      },
      "enrollment_count": 0,
      "start_date": "2011-11",
      "completion_date": "2012-03",
      "has_results": false,
      "last_update_posted_date": "2014-01-07",
      "last_synced_at": "2026-09-23T18:17:19.254Z",
      "location_count": 1,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01438372"
    },
    {
      "nct_id": "NCT02683369",
      "title": "Low-dose Iron Supplementation and Markers of Iron Status Among Non-anemic, Iron-deficient Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Non-anemic Iron Deficiency"
      ],
      "interventions": [
        {
          "name": "Blood Builder®/Iron Response®",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Maryland, Baltimore",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 55 Years · Female only"
      },
      "enrollment_count": 23,
      "start_date": "2016-02",
      "completion_date": "2017-05",
      "has_results": false,
      "last_update_posted_date": "2019-08-16",
      "last_synced_at": "2026-09-23T18:17:19.254Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02683369"
    },
    {
      "nct_id": "NCT06366698",
      "title": "Intravenous Iron Versus Oral Iron for the Treatment of Iron Deficiency Anemia",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Iron Deficiency Anemia of Pregnancy"
      ],
      "interventions": [
        {
          "name": "Venofer 200 MG Per 10 ML Injection",
          "type": "DRUG"
        },
        {
          "name": "Ferrous sulfate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Arrowhead Regional Medical Center",
      "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": 900,
      "start_date": "2023-11-21",
      "completion_date": "2025-12-30",
      "has_results": false,
      "last_update_posted_date": "2024-04-16",
      "last_synced_at": "2026-09-23T18:17:19.254Z",
      "location_count": 1,
      "location_summary": "Colton, California",
      "locations": [
        {
          "city": "Colton",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06366698"
    },
    {
      "nct_id": "NCT02327546",
      "title": "Effects of Ferrous Sulfate on the Pharmacokinetics of AKB-6548",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "AKB-6548",
          "type": "DRUG"
        },
        {
          "name": "Ferrous Sulfate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Akebia Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "MALE",
        "summary": "18 Years to 55 Years · Male only"
      },
      "enrollment_count": 10,
      "start_date": "2014-12",
      "completion_date": "2015-02",
      "has_results": false,
      "last_update_posted_date": "2018-11-14",
      "last_synced_at": "2026-09-23T18:17:19.254Z",
      "location_count": 1,
      "location_summary": "Kalamazoo, Michigan",
      "locations": [
        {
          "city": "Kalamazoo",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02327546"
    },
    {
      "nct_id": "NCT02879305",
      "title": "Anemia Studies in Chronic Kidney Disease: Erythropoiesis Via a Novel Prolyl Hydroxylase Inhibitor Daprodustat-Dialysis (ASCEND-D)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Anaemia",
        "Aspergillosis, Allergic Bronchopulmonary"
      ],
      "interventions": [
        {
          "name": "Daprodustat",
          "type": "DRUG"
        },
        {
          "name": "rhEPO",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Iron therapy",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 2964,
      "start_date": "2016-09-28",
      "completion_date": "2020-11-09",
      "has_results": true,
      "last_update_posted_date": "2021-12-03",
      "last_synced_at": "2026-09-23T18:17:19.254Z",
      "location_count": 126,
      "location_summary": "Huntsville, Alabama • Pine Bluff, Arkansas • Anaheim, California + 103 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Pine Bluff",
          "state": "Arkansas"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Bakersfield",
          "state": "California"
        },
        {
          "city": "Bakersfield",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02879305"
    }
  ]
}