{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Oral+iron+supplementation&page=2",
    "query": {
      "intervention": "Oral iron supplementation",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 35,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Oral+iron+supplementation&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Oral+iron+supplementation&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-01T01:15:58.867Z",
  "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": "NCT00891696",
      "title": "Nutritional and Contractile Regulation of Muscle Growth",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Sarcopenia"
      ],
      "interventions": [
        {
          "name": "Rapamycin",
          "type": "DRUG"
        },
        {
          "name": "Amino acid supplementation",
          "type": "OTHER"
        },
        {
          "name": "Low-intensity resistance exercise",
          "type": "OTHER"
        },
        {
          "name": "Sodium nitroprusside",
          "type": "DRUG"
        },
        {
          "name": "Blood flow restriction cuff",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "DEVICE"
      ],
      "sponsor": "The University of Texas Medical Branch, Galveston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 144,
      "start_date": "2009-04",
      "completion_date": "2015-03",
      "has_results": false,
      "last_update_posted_date": "2017-05-04",
      "last_synced_at": "2026-10-01T01:15:58.867Z",
      "location_count": 1,
      "location_summary": "Galveston, Texas",
      "locations": [
        {
          "city": "Galveston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00891696"
    },
    {
      "nct_id": "NCT04144790",
      "title": "Impact of Iron Supplementation Treatment on Brain Iron Concentrations",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "ADHD",
        "Iron-deficiency",
        "Restless Legs Syndrome",
        "Periodic Limb Movement Sleep Disorder"
      ],
      "interventions": [
        {
          "name": "ferrous sulfate",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Hugo W. Moser Research Institute at Kennedy Krieger, Inc.",
      "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": 12,
      "start_date": "2022-09-15",
      "completion_date": "2025-06-30",
      "has_results": false,
      "last_update_posted_date": "2025-10-14",
      "last_synced_at": "2026-10-01T01:15:58.867Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04144790"
    },
    {
      "nct_id": "NCT07064005",
      "title": "Enrichment of Glutathione Using Gamma-glutamylcysteine Supplementation in Parkinson's Disease Patients.",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Parkinsons Disease (PD)"
      ],
      "interventions": [
        {
          "name": "Gamma- glutamylcysteine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pravat Mandal",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "50 Years to 80 Years"
      },
      "enrollment_count": 12,
      "start_date": "2026-03-23",
      "completion_date": "2027-11-27",
      "has_results": false,
      "last_update_posted_date": "2026-05-04",
      "last_synced_at": "2026-10-01T01:15:58.867Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07064005"
    },
    {
      "nct_id": "NCT07524270",
      "title": "Effera Dose Response: Women's Health",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Womens Health",
        "Menstrual Symptoms"
      ],
      "interventions": [
        {
          "name": "Effera® (human equivalent lactoferrin)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Helaina Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 40 Years · Female only"
      },
      "enrollment_count": 160,
      "start_date": "2026-04",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-04-13",
      "last_synced_at": "2026-10-01T01:15:58.867Z",
      "location_count": 2,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07524270"
    },
    {
      "nct_id": "NCT03156712",
      "title": "Iron Absorption From Iron-enriched Aspergillus Oryzae",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Iron-deficiency",
        "Absorption; Iron",
        "Anemia, Iron Deficiency",
        "Bioavailability",
        "Serum Iron"
      ],
      "interventions": [
        {
          "name": "Ferrous sulfate",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Iowa State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 35 Years · Female only"
      },
      "enrollment_count": 17,
      "start_date": "2013-05-29",
      "completion_date": "2014-02-13",
      "has_results": false,
      "last_update_posted_date": "2017-05-18",
      "last_synced_at": "2026-10-01T01:15:58.867Z",
      "location_count": 1,
      "location_summary": "Ames, Iowa",
      "locations": [
        {
          "city": "Ames",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03156712"
    },
    {
      "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": "2026-10-01T01:15:58.867Z",
      "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": "NCT00661999",
      "title": "Darbepoetin Alfa With or Without Iron in Treating Anemia Caused By Chemotherapy in Patients With Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Anemia",
        "Leukemia",
        "Lymphoma",
        "Lymphoproliferative Disorder",
        "Multiple Myeloma and Plasma Cell Neoplasm",
        "Precancerous Condition",
        "Unspecified Adult Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "darbepoetin alfa",
          "type": "BIOLOGICAL"
        },
        {
          "name": "ferrous sulfate",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "sodium ferric gluconate complex in sucrose",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DIETARY_SUPPLEMENT",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 502,
      "start_date": "2006-01",
      "completion_date": "2009-03",
      "has_results": true,
      "last_update_posted_date": "2011-05-17",
      "last_synced_at": "2026-10-01T01:15:58.867Z",
      "location_count": 2,
      "location_summary": "Scottsdale, Arizona • Rochester, Minnesota",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00661999"
    },
    {
      "nct_id": "NCT03523455",
      "title": "Iron Aid IPS on Performance, Fatigue and Iron Levels During 12 Weeks of Supplementation and Aerobic Training",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Iron-deficiency"
      ],
      "interventions": [
        {
          "name": "Iron Aid IPS (Iron Protein Succinylate)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Sugar Pill",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "University of Mary Hardin-Baylor",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 30 Years · Female only"
      },
      "enrollment_count": 2,
      "start_date": "2016-11-29",
      "completion_date": "2017-11-11",
      "has_results": false,
      "last_update_posted_date": "2018-08-08",
      "last_synced_at": "2026-10-01T01:15:58.867Z",
      "location_count": 1,
      "location_summary": "Belton, Texas",
      "locations": [
        {
          "city": "Belton",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03523455"
    },
    {
      "nct_id": "NCT06555315",
      "title": "Pilot Trial Investigating Every Other Day Dosing of Oral Iron in Premature Infants (IQONic)",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Very Low Birth Weight Infant",
        "Premature Infants",
        "Anemia of Prematurity",
        "Iron Deficiency, Anaemia in Children",
        "Extremely Low Birth Weight"
      ],
      "interventions": [
        {
          "name": "6 mg/kg of oral iron as ferrous sulfate administered every other day.",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "6 mg/kg of oral iron as ferrous sulfate administered every day.",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "CHRISTUS Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "26 Weeks",
        "maximum_age": "32 Weeks",
        "sex": "ALL",
        "summary": "26 Weeks to 32 Weeks"
      },
      "enrollment_count": 100,
      "start_date": "2024-08-01",
      "completion_date": "2026-03-28",
      "has_results": false,
      "last_update_posted_date": "2024-08-15",
      "last_synced_at": "2026-10-01T01:15:58.867Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06555315"
    },
    {
      "nct_id": "NCT07631312",
      "title": "Collegiate Athlete Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Iron Deficiency",
        "Iron Deficiency Anemia (IDA)",
        "Vitamin D Deficiency",
        "Vitamin D Insufficiency",
        "Low Energy Availability",
        "Bone Density"
      ],
      "interventions": [
        {
          "name": "Iron and Vitamin D Deficiencies Correction",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Morehouse School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 36,
      "start_date": "2024-08-19",
      "completion_date": "2026-05-01",
      "has_results": false,
      "last_update_posted_date": "2026-06-08",
      "last_synced_at": "2026-10-01T01:15:58.867Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07631312"
    }
  ]
}