{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Oral+iron+tablets",
    "query": {
      "intervention": "Oral iron tablets"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 61,
    "total_pages": 7,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Oral+iron+tablets&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-04T00:01:22.352Z",
  "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": "NCT00395993",
      "title": "Comparison of the Safety and Efficacy of Intravenous Iron Versus Oral Iron in the Treatment of Anemia Secondary to Heavy Uterine Bleeding",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Anemia"
      ],
      "interventions": [
        {
          "name": "Ferric Carboxymaltose (FCM)",
          "type": "DRUG"
        },
        {
          "name": "Ferrous Sulfate tablets",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "American Regent, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 456,
      "start_date": "2005-05",
      "completion_date": "2006-06",
      "has_results": true,
      "last_update_posted_date": "2018-02-20",
      "last_synced_at": "2026-09-04T00:01:22.352Z",
      "location_count": 1,
      "location_summary": "Norristown, Pennsylvania",
      "locations": [
        {
          "city": "Norristown",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00395993"
    },
    {
      "nct_id": "NCT05085275",
      "title": "Ferric Citrate for the Prevention of Renal Failure in Adults With Advanced Chronic Kidney Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Anemia, Iron Deficiency",
        "Hyperphosphatemia",
        "Renal Insufficiency, Chronic",
        "Renal Anemia",
        "Disease Progression",
        "Cardiovascular",
        "Iron"
      ],
      "interventions": [
        {
          "name": "Ferric Citrate 1 GM Oral Tablet [AURYXIA]",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "USRC Kidney Research",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 289,
      "start_date": "2022-03-30",
      "completion_date": "2024-01-24",
      "has_results": true,
      "last_update_posted_date": "2025-08-29",
      "last_synced_at": "2026-09-04T00:01:22.352Z",
      "location_count": 23,
      "location_summary": "Pine Bluff, Arkansas • Chula Vista, California • El Centro, California + 16 more",
      "locations": [
        {
          "city": "Pine Bluff",
          "state": "Arkansas"
        },
        {
          "city": "Chula Vista",
          "state": "California"
        },
        {
          "city": "El Centro",
          "state": "California"
        },
        {
          "city": "Escondido",
          "state": "California"
        },
        {
          "city": "La Mesa",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05085275"
    },
    {
      "nct_id": "NCT03523117",
      "title": "Multicenter Randomized Active-controlled Study to Investigate Efficacy & Safety of IV FCM in Pediatric Patients With IDA",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Iron Deficiency Anemia"
      ],
      "interventions": [
        {
          "name": "Ferric carboxymaltose",
          "type": "DRUG"
        },
        {
          "name": "Ferrous Sulfate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "American Regent, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "1 Year to 17 Years"
      },
      "enrollment_count": 79,
      "start_date": "2019-01-31",
      "completion_date": "2021-01-29",
      "has_results": true,
      "last_update_posted_date": "2022-06-22",
      "last_synced_at": "2026-09-04T00:01:22.352Z",
      "location_count": 16,
      "location_summary": "Little Rock, Arkansas • Doral, Florida • Miami, Florida + 10 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Doral",
          "state": "Florida"
        },
        {
          "city": "Doral",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03523117"
    },
    {
      "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": "2026-09-04T00:01:22.352Z",
      "location_count": 1,
      "location_summary": "Galveston, Texas",
      "locations": [
        {
          "city": "Galveston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05047211"
    },
    {
      "nct_id": "NCT03438227",
      "title": "Intravenous Iron for Iron-deficiency Anemia in Pregnancy: a Randomized Controlled Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Iron Deficiency Anemia of Pregnancy",
        "Iron Malabsorption"
      ],
      "interventions": [
        {
          "name": "Iron dextran",
          "type": "DRUG"
        },
        {
          "name": "Ferrous sulfate 325mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "Female only"
      },
      "enrollment_count": 38,
      "start_date": "2018-04-15",
      "completion_date": "2019-12-31",
      "has_results": true,
      "last_update_posted_date": "2024-06-11",
      "last_synced_at": "2026-09-04T00:01:22.352Z",
      "location_count": 2,
      "location_summary": "Indianapolis, Indiana • St Louis, Missouri",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03438227"
    },
    {
      "nct_id": "NCT02443545",
      "title": "Long-term Safety and Efficacy of Ferriprox® in Iron Overloaded Patients With Sickle Cell Disease or Other Anemias",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Iron Overload",
        "Sickle Cell Disease",
        "Other Anemias"
      ],
      "interventions": [
        {
          "name": "Deferiprone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "ApoPharma",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "3 Years and older"
      },
      "enrollment_count": 134,
      "start_date": "2015-05-21",
      "completion_date": "2019-08-21",
      "has_results": true,
      "last_update_posted_date": "2024-01-10",
      "last_synced_at": "2026-09-04T00:01:22.352Z",
      "location_count": 5,
      "location_summary": "Oakland, California • Ann Arbor, Michigan • Detroit, Michigan + 2 more",
      "locations": [
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02443545"
    },
    {
      "nct_id": "NCT00940602",
      "title": "Myelodysplastic Syndromes (MDS) Event Free Survival With Iron Chelation Therapy Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Myelodysplastic Syndromes"
      ],
      "interventions": [
        {
          "name": "Deferasirox",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 225,
      "start_date": "2010-03-22",
      "completion_date": "2018-02-27",
      "has_results": true,
      "last_update_posted_date": "2020-11-23",
      "last_synced_at": "2026-09-04T00:01:22.352Z",
      "location_count": 11,
      "location_summary": "Anaheim, California • Greenwood Village, Colorado • Shreveport, Louisiana + 8 more",
      "locations": [
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Greenwood Village",
          "state": "Colorado"
        },
        {
          "city": "Shreveport",
          "state": "Louisiana"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "Kansas City",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00940602"
    },
    {
      "nct_id": "NCT03786796",
      "title": "Study of Olaparib in Metastatic Renal Cell Carcinoma Patients With DNA Repair Gene Mutations",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Renal Cell Carcinoma",
        "Metastatic Renal Cell Carcinoma",
        "Kidney Cancer",
        "Renal Carcinoma",
        "Kidney Cancer Metastatic"
      ],
      "interventions": [
        {
          "name": "Olaparib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 20,
      "start_date": "2019-06-03",
      "completion_date": "2028-03",
      "has_results": false,
      "last_update_posted_date": "2026-03-30",
      "last_synced_at": "2026-09-04T00:01:22.352Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03786796"
    },
    {
      "nct_id": "NCT04253626",
      "title": "Comparison of Oral Ferrous Sulfate to Intravenous Ferumoxytol in Antepartum Iron Deficiency Anemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pregnancy Related",
        "Anemia, Iron Deficiency"
      ],
      "interventions": [
        {
          "name": "Ferumoxytol Injection [Feraheme]",
          "type": "DRUG"
        },
        {
          "name": "Ferrous Sulfate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 83,
      "start_date": "2021-01-21",
      "completion_date": "2024-07-01",
      "has_results": true,
      "last_update_posted_date": "2026-06-30",
      "last_synced_at": "2026-09-04T00:01:22.352Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04253626"
    },
    {
      "nct_id": "NCT00235391",
      "title": "Expanded Access of Deferasirox to Patients With Congenital Disorders of Red Blood Cells and Chronic Iron Overload",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Thalassemia",
        "Sickle Cell Disease",
        "Diamond Blackfan Anemia",
        "Myelofibrosis"
      ],
      "interventions": [
        {
          "name": "Deferasirox",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "2 Years and older"
      },
      "enrollment_count": 1683,
      "start_date": "2005-10",
      "completion_date": "2008-10",
      "has_results": true,
      "last_update_posted_date": "2011-06-07",
      "last_synced_at": "2026-09-04T00:01:22.352Z",
      "location_count": 27,
      "location_summary": "Little Rock, Arkansas • Berkeley, California • Orange, California + 23 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Berkeley",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00235391"
    }
  ]
}