{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Recurrent+Retinoblastoma",
    "query": {
      "condition": "Recurrent Retinoblastoma"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 23,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Recurrent+Retinoblastoma&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-21T23:19:07.583Z",
  "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": "NCT00690469",
      "title": "Genetic Mutations and Environmental Exposure in Young Patients With Retinoblastoma and in Their Parents and Young Healthy Unrelated Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Extraocular Retinoblastoma",
        "Intraocular Retinoblastoma",
        "Recurrent Retinoblastoma"
      ],
      "interventions": [
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 234,
      "start_date": "2008-06-02",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2019-10-08",
      "last_synced_at": "2026-05-21T23:19:07.583Z",
      "location_count": 49,
      "location_summary": "Los Angeles, California • Madera, California • San Francisco, California + 38 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Madera",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00690469"
    },
    {
      "nct_id": "NCT02792036",
      "title": "Intravitreal Carboplatin for the Treatment of Participants With Recurrent or Refractory Intraocular Retinoblastoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Retinoblastoma"
      ],
      "interventions": [
        {
          "name": "Carboplatin",
          "type": "DRUG"
        },
        {
          "name": "Maxitrol®",
          "type": "DRUG"
        },
        {
          "name": "Focal Therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "Plaque Radiotherapy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "St. Jude Children's Research Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "Up to 17 Years"
      },
      "enrollment_count": 8,
      "start_date": "2016-11-01",
      "completion_date": "2019-10-04",
      "has_results": false,
      "last_update_posted_date": "2020-02-20",
      "last_synced_at": "2026-05-21T23:19:07.583Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02792036"
    },
    {
      "nct_id": "NCT00003926",
      "title": "Amifostine to Protect From Side Effects of PSCT in Treating Patients With Solid Tumors",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Brain and Central Nervous System Tumors",
        "Childhood Germ Cell Tumor",
        "Chordoma",
        "Kidney Cancer",
        "Liver Cancer",
        "Neuroblastoma",
        "Ovarian Cancer",
        "Retinoblastoma",
        "Sarcoma"
      ],
      "interventions": [
        {
          "name": "amifostine trihydrate",
          "type": "DRUG"
        },
        {
          "name": "busulfan",
          "type": "DRUG"
        },
        {
          "name": "filgrastim",
          "type": "DRUG"
        },
        {
          "name": "melphalan",
          "type": "DRUG"
        },
        {
          "name": "thiotepa",
          "type": "DRUG"
        },
        {
          "name": "peripheral blood stem cell transplantation (PBSC)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Masonic Cancer Center, University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "1 Year to 45 Years"
      },
      "enrollment_count": 13,
      "start_date": "1998-11",
      "completion_date": "2003-08",
      "has_results": false,
      "last_update_posted_date": "2017-11-29",
      "last_synced_at": "2026-05-21T23:19:07.583Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00003926"
    },
    {
      "nct_id": "NCT00003597",
      "title": "Colony-Stimulating Factors in Treating Children With Recurrent or Refractory Solid Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cancer"
      ],
      "interventions": [
        {
          "name": "recombinant human thrombopoietin",
          "type": "BIOLOGICAL"
        },
        {
          "name": "carboplatin",
          "type": "DRUG"
        },
        {
          "name": "etoposide",
          "type": "DRUG"
        },
        {
          "name": "ifosfamide",
          "type": "DRUG"
        },
        {
          "name": "G-CSF",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "1 Year to 21 Years"
      },
      "enrollment_count": 16,
      "start_date": "1998-11",
      "completion_date": "2005-09",
      "has_results": false,
      "last_update_posted_date": "2014-07-24",
      "last_synced_at": "2026-05-21T23:19:07.583Z",
      "location_count": 23,
      "location_summary": "Long Beach, California • Los Angeles, California • Orange, California + 16 more",
      "locations": [
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00003597"
    },
    {
      "nct_id": "NCT00006246",
      "title": "Busulfan in Treating Children and Adolescents With Refractory CNS Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Brain and Central Nervous System Tumors",
        "Childhood Germ Cell Tumor",
        "Leukemia",
        "Lymphoma",
        "Metastatic Cancer",
        "Retinoblastoma",
        "Sarcoma"
      ],
      "interventions": [
        {
          "name": "busulfan",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pediatric Brain Tumor Consortium",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "3 Years to 21 Years"
      },
      "enrollment_count": 28,
      "start_date": "2000-11",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2009-10-07",
      "last_synced_at": "2026-05-21T23:19:07.583Z",
      "location_count": 8,
      "location_summary": "San Francisco, California • Washington D.C., District of Columbia • Boston, Massachusetts + 5 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00006246"
    },
    {
      "nct_id": "NCT00012181",
      "title": "Flavopiridol in Treating Children With Relapsed or Refractory Solid Tumors or Lymphomas",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Recurrent Childhood Brain Stem Glioma",
        "Recurrent Childhood Cerebellar Astrocytoma",
        "Recurrent Childhood Cerebral Astrocytoma",
        "Recurrent Childhood Ependymoma",
        "Recurrent Childhood Large Cell Lymphoma",
        "Recurrent Childhood Liver Cancer",
        "Recurrent Childhood Lymphoblastic Lymphoma",
        "Recurrent Childhood Malignant Germ Cell Tumor",
        "Recurrent Childhood Medulloblastoma",
        "Recurrent Childhood Rhabdomyosarcoma",
        "Recurrent Childhood Small Noncleaved Cell Lymphoma",
        "Recurrent Childhood Soft Tissue Sarcoma",
        "Recurrent Childhood Supratentorial Primitive Neuroectodermal Tumor",
        "Recurrent Childhood Visual Pathway and Hypothalamic Glioma",
        "Recurrent Childhood Visual Pathway Glioma",
        "Recurrent Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor",
        "Recurrent Neuroblastoma",
        "Recurrent Osteosarcoma",
        "Recurrent Retinoblastoma",
        "Recurrent Wilms Tumor and Other Childhood Kidney Tumors",
        "Recurrent/Refractory Childhood Hodgkin Lymphoma",
        "Unspecified Childhood Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "alvocidib",
          "type": "DRUG"
        },
        {
          "name": "pharmacological study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "Up to 21 Years"
      },
      "enrollment_count": 30,
      "start_date": "2001-04",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-07-02",
      "last_synced_at": "2026-05-21T23:19:07.583Z",
      "location_count": 1,
      "location_summary": "Arcadia, California",
      "locations": [
        {
          "city": "Arcadia",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00012181"
    },
    {
      "nct_id": "NCT00623077",
      "title": "MT2004-30: Tomotherapy for Solid Tumors",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Brain and Central Nervous System Tumors",
        "Kidney Cancer",
        "Liver Cancer",
        "Retinoblastoma",
        "Sarcoma"
      ],
      "interventions": [
        {
          "name": "filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "busulfan",
          "type": "DRUG"
        },
        {
          "name": "etoposide",
          "type": "DRUG"
        },
        {
          "name": "ifosfamide",
          "type": "DRUG"
        },
        {
          "name": "melphalan",
          "type": "DRUG"
        },
        {
          "name": "thiotepa",
          "type": "DRUG"
        },
        {
          "name": "stem cell transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "tomotherapy",
          "type": "RADIATION"
        },
        {
          "name": "total marrow irradiation",
          "type": "RADIATION"
        },
        {
          "name": "Mesna",
          "type": "DRUG"
        },
        {
          "name": "Whole lung radiation",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "Masonic Cancer Center, University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "Up to 70 Years"
      },
      "enrollment_count": 23,
      "start_date": "2005-08",
      "completion_date": "2016-10",
      "has_results": false,
      "last_update_posted_date": "2017-12-05",
      "last_synced_at": "2026-05-21T23:19:07.583Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00623077"
    },
    {
      "nct_id": "NCT04483778",
      "title": "B7H3 CAR T Cell Immunotherapy for Recurrent/Refractory Solid Tumors in Children and Young Adults",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Pediatric Solid Tumor",
        "Germ Cell Tumor",
        "Retinoblastoma",
        "Hepatoblastoma",
        "Wilms Tumor",
        "Rhabdoid Tumor",
        "Carcinoma",
        "Osteosarcoma",
        "Ewing Sarcoma",
        "Rhabdomyosarcoma",
        "Synovial Sarcoma",
        "Clear Cell Sarcoma",
        "Malignant Peripheral Nerve Sheath Tumors",
        "Desmoplastic Small Round Cell Tumor",
        "Soft Tissue Sarcoma",
        "Neuroblastoma",
        "Melanoma"
      ],
      "interventions": [
        {
          "name": "second generation 4-1BBζ B7H3-EGFRt-DHFR",
          "type": "BIOLOGICAL"
        },
        {
          "name": "second generation 4-1BBζ B7H3-EGFRt-DHFR(selected) and a second generation 4-1BBζ CD19-Her2tG",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pembrolizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Seattle Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": "26 Years",
        "sex": "ALL",
        "summary": "0 Years to 26 Years"
      },
      "enrollment_count": 68,
      "start_date": "2020-07-13",
      "completion_date": "2040-12",
      "has_results": false,
      "last_update_posted_date": "2026-04-28",
      "last_synced_at": "2026-05-21T23:19:07.583Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04483778"
    },
    {
      "nct_id": "NCT00831844",
      "title": "Cixutumumab in Treating Patients With Relapsed or Refractory Solid Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Adult Rhabdomyosarcoma",
        "Adult Synovial Sarcoma",
        "Childhood Hepatoblastoma",
        "Childhood Synovial Sarcoma",
        "Previously Treated Childhood Rhabdomyosarcoma",
        "Recurrent Adrenocortical Carcinoma",
        "Recurrent Adult Soft Tissue Sarcoma",
        "Recurrent Childhood Liver Cancer",
        "Recurrent Childhood Rhabdomyosarcoma",
        "Recurrent Childhood Soft Tissue Sarcoma",
        "Recurrent Ewing Sarcoma/Peripheral Primitive",
        "Neuroectodermal Tumor",
        "Recurrent Neuroblastoma",
        "Recurrent Osteosarcoma",
        "Recurrent Retinoblastoma",
        "Recurrent Wilms Tumor and Other Childhood Kidney Tumors"
      ],
      "interventions": [
        {
          "name": "cixutumumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "7 Months",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "7 Months to 30 Years"
      },
      "enrollment_count": 116,
      "start_date": "2009-01",
      "completion_date": "2013-10",
      "has_results": true,
      "last_update_posted_date": "2015-03-30",
      "last_synced_at": "2026-05-21T23:19:07.583Z",
      "location_count": 93,
      "location_summary": "Birmingham, Alabama • Little Rock, Arkansas • Downey, California + 78 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Downey",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00831844"
    },
    {
      "nct_id": "NCT00006102",
      "title": "Rebeccamycin Analogue in Treating Children With Solid Tumors or Non-Hodgkin's Lymphoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Brain and Central Nervous System Tumors",
        "Lymphoma",
        "Neuroblastoma",
        "Retinoblastoma",
        "Sarcoma",
        "Unspecified Childhood Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "becatecarin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "Up to 21 Years"
      },
      "enrollment_count": 200,
      "start_date": "2000-07",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-02-05",
      "last_synced_at": "2026-05-21T23:19:07.583Z",
      "location_count": 198,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Phoenix, Arizona + 149 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00006102"
    }
  ]
}