{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Iodine+I+131&page=5",
    "query": {
      "intervention": "Iodine I 131",
      "page": 5
    },
    "page_size": 10
  },
  "pagination": {
    "page": 5,
    "page_size": 10,
    "total_count": 102,
    "total_pages": 11,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Iodine+I+131&page=6&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Iodine+I+131&page=4&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-09T19:55:13.843Z",
  "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": "NCT00089245",
      "title": "Radiolabeled MAB Therapy in Patients With Refractory, Recurrent, or Advanced CNS or Leptomeningeal Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Brain and Central Nervous System Tumors",
        "Neuroblastoma",
        "Sarcoma"
      ],
      "interventions": [
        {
          "name": "Iodine I 131 MOAB 8H9",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Y-mAbs Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 177,
      "start_date": "2004-02-05",
      "completion_date": "2022-02-02",
      "has_results": false,
      "last_update_posted_date": "2023-12-26",
      "last_synced_at": "2026-10-09T19:55:13.843Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00089245"
    },
    {
      "nct_id": "NCT00037843",
      "title": "Iodine I-131 Iodocholesterol, Its Use in Adrenal Screening",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Adrenal Gland Diseases",
        "Adrenal Gland Neoplasms"
      ],
      "interventions": [
        {
          "name": "I-131 Iodocholesterol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 114,
      "start_date": "1988-12",
      "completion_date": "2007-08",
      "has_results": false,
      "last_update_posted_date": "2012-02-22",
      "last_synced_at": "2026-10-09T19:55:13.843Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00037843"
    },
    {
      "nct_id": "NCT00135200",
      "title": "Clinical Trial of Consolidation Treatment With Iodine I 131 Tositumomab for Multiple Myeloma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Multiple Myeloma"
      ],
      "interventions": [
        {
          "name": "Iodine I 131 Tositumomab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Michigan Rogel Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 16,
      "start_date": "2005-08",
      "completion_date": "2024-09-04",
      "has_results": true,
      "last_update_posted_date": "2025-04-30",
      "last_synced_at": "2026-10-09T19:55:13.843Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00135200"
    },
    {
      "nct_id": "NCT00445965",
      "title": "Iodine I 131 Monoclonal Antibody 3F8 in Treating Patients With Central Nervous System Cancer or Leptomeningeal Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Brain and Central Nervous System Tumors",
        "Intraocular Melanoma",
        "Lung Cancer",
        "Melanoma (Skin)",
        "Metastatic Cancer",
        "Neuroblastoma",
        "Ovarian Cancer",
        "Retinoblastoma",
        "Sarcoma",
        "Small Intestine Cancer"
      ],
      "interventions": [
        {
          "name": "DNA analysis",
          "type": "GENETIC"
        },
        {
          "name": "immunologic technique",
          "type": "OTHER"
        },
        {
          "name": "pharmacological study",
          "type": "OTHER"
        },
        {
          "name": "iodine I 131 monoclonal antibody 3F8",
          "type": "RADIATION"
        },
        {
          "name": "131I-3F8",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "GENETIC",
        "OTHER",
        "RADIATION"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 78,
      "start_date": "2006-01",
      "completion_date": "2023-02-01",
      "has_results": true,
      "last_update_posted_date": "2024-04-04",
      "last_synced_at": "2026-10-09T19:55:13.843Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00445965"
    },
    {
      "nct_id": "NCT00022958",
      "title": "Expanded Access Study of Iodine-131 Anti-B1 Antibody",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Non-Hodgkin's Lymphoma"
      ],
      "interventions": [
        {
          "name": "Iodine-131 Anti-B1 Antibody",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Corixa Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": null,
      "start_date": "1998-09",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2005-06-24",
      "last_synced_at": "2026-10-09T19:55:13.843Z",
      "location_count": 1,
      "location_summary": "South San Francisco, California",
      "locations": [
        {
          "city": "South San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00022958"
    },
    {
      "nct_id": "NCT07261241",
      "title": "NANT 2021-02: Randomized MIBG With Vorinostat/Dinutuximab/Vorinostat + Dinutuximab",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Neuroblastoma"
      ],
      "interventions": [
        {
          "name": "Radiation: 131I-MIBG",
          "type": "DRUG"
        },
        {
          "name": "Dinutuximab",
          "type": "DRUG"
        },
        {
          "name": "Vorinostat",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "New Approaches to Neuroblastoma Therapy Consortium",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "1 Year to 30 Years"
      },
      "enrollment_count": 118,
      "start_date": "2026-12-31",
      "completion_date": "2031-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-21",
      "last_synced_at": "2026-10-09T19:55:13.843Z",
      "location_count": 13,
      "location_summary": "Los Angeles, California • San Francisco, California • Aurora, Colorado + 10 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07261241"
    },
    {
      "nct_id": "NCT00673010",
      "title": "Lesion Dosimetry With 124-Iodine in Metastatic Thyroid Carcinoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Thyroid Cancer"
      ],
      "interventions": [
        {
          "name": "131 I-iodine (131-I), 124 I-iodine (124-I)",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2005-03-07",
      "completion_date": "2025-10-02",
      "has_results": false,
      "last_update_posted_date": "2025-10-09",
      "last_synced_at": "2026-10-09T19:55:13.843Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00673010"
    },
    {
      "nct_id": "NCT00293319",
      "title": "131 I-MIBG in Treating Patients With Refractory or Relapsed Neuroblastoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Neuroblastoma"
      ],
      "interventions": [
        {
          "name": "filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "iobenguane I 131",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "RADIATION"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "1 Year and older"
      },
      "enrollment_count": 164,
      "start_date": "2005-04",
      "completion_date": "2006-03",
      "has_results": false,
      "last_update_posted_date": "2014-08-18",
      "last_synced_at": "2026-10-09T19:55:13.843Z",
      "location_count": 3,
      "location_summary": "San Francisco, California • Ann Arbor, Michigan • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00293319"
    },
    {
      "nct_id": "NCT00119366",
      "title": "Iodine I 131 Monoclonal Antibody BC8, Fludarabine Phosphate, Total Body Irradiation, and Donor Stem Cell Transplant Followed by Cyclosporine and Mycophenolate Mofetil in Treating Patients With Advanced Acute Myeloid Leukemia or Myelodysplastic Syndrome",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Adult Acute Myeloid Leukemia With 11q23 (MLL) Abnormalities",
        "Adult Acute Myeloid Leukemia With Del(5q)",
        "Adult Acute Myeloid Leukemia With Inv(16)(p13;q22)",
        "Adult Acute Myeloid Leukemia With t(15;17)(q22;q12)",
        "Adult Acute Myeloid Leukemia With t(16;16)(p13;q22)",
        "Adult Acute Myeloid Leukemia With t(8;21)(q22;q22)",
        "Childhood Myelodysplastic Syndromes",
        "Chronic Myelomonocytic Leukemia",
        "Previously Treated Myelodysplastic Syndromes",
        "Recurrent Adult Acute Myeloid Leukemia",
        "Recurrent Childhood Acute Myeloid Leukemia",
        "Refractory Anemia With Excess Blasts",
        "Refractory Anemia With Excess Blasts in Transformation",
        "Refractory Anemia With Ringed Sideroblasts",
        "Refractory Cytopenia With Multilineage Dysplasia",
        "Secondary Acute Myeloid Leukemia",
        "Secondary Myelodysplastic Syndromes"
      ],
      "interventions": [
        {
          "name": "iodine I 131 monoclonal antibody BC8",
          "type": "RADIATION"
        },
        {
          "name": "fludarabine phosphate",
          "type": "DRUG"
        },
        {
          "name": "total-body irradiation",
          "type": "RADIATION"
        },
        {
          "name": "allogeneic hematopoietic stem cell transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "peripheral blood stem cell transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "cyclosporine",
          "type": "DRUG"
        },
        {
          "name": "mycophenolate mofetil",
          "type": "DRUG"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "DRUG",
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "16 Years to 50 Years"
      },
      "enrollment_count": 18,
      "start_date": "2003-05",
      "completion_date": "2019-05-08",
      "has_results": true,
      "last_update_posted_date": "2022-12-12",
      "last_synced_at": "2026-10-09T19:55:13.843Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00119366"
    },
    {
      "nct_id": "NCT00062894",
      "title": "Study of Untreated or Transformed Follicular Non-Hodgkin's Lymphoma With Fission-Derived Iodine I 131 Tositumomab",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Non-Hodgkin's Lymphoma"
      ],
      "interventions": [
        {
          "name": "Iodine I 131 Tositumomab",
          "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": 12,
      "start_date": "2003-04",
      "completion_date": "2007-04",
      "has_results": false,
      "last_update_posted_date": "2007-09-17",
      "last_synced_at": "2026-10-09T19:55:13.843Z",
      "location_count": 6,
      "location_summary": "Bay Pines, Florida • Chicago, Illinois • Ann Arbor, Michigan + 3 more",
      "locations": [
        {
          "city": "Bay Pines",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00062894"
    }
  ]
}