{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Refractory+Solid+Tumors+in+Children&page=4",
    "query": {
      "condition": "Refractory Solid Tumors in Children",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 129,
    "total_pages": 13,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Refractory+Solid+Tumors+in+Children&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Refractory+Solid+Tumors+in+Children&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-11T10:52:19.796Z",
  "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": "NCT01331135",
      "title": "Aflac ST0901 CHOANOME - Sirolimus in Solid Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Ewing's Sarcoma",
        "Osteosarcoma",
        "Astrocytoma",
        "Atypical Teratoid/Rhabdoid Tumor",
        "Ependymoma",
        "Germ Cell Tumor",
        "Glioma",
        "Medulloblastoma",
        "Rhabdoid Tumor",
        "Retinoblastoma",
        "Clear Cell Sarcoma",
        "Renal Cell Carcinoma",
        "Wilms Tumor",
        "Hepatoblastoma",
        "Neuroblastoma",
        "Rhabdomyosarcoma"
      ],
      "interventions": [
        {
          "name": "sirolimus",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "Up to 30 Years"
      },
      "enrollment_count": 18,
      "start_date": "2011-04",
      "completion_date": "2017-08-09",
      "has_results": false,
      "last_update_posted_date": "2020-05-29",
      "last_synced_at": "2026-10-11T10:52:19.796Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01331135"
    },
    {
      "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": "2026-10-11T10:52:19.796Z",
      "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": "NCT01305200",
      "title": "Supersaturated Calcium Phosphate Rinse in Preventing Oral Mucositis in Young Patients Undergoing Autologous or Donor Stem Cell Transplant",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Childhood Acute Lymphoblastic Leukemia in Remission",
        "Childhood Acute Myeloid Leukemia in Remission",
        "Childhood Chronic Myelogenous Leukemia",
        "Childhood Myelodysplastic Syndromes",
        "Chronic Eosinophilic Leukemia",
        "Chronic Myelomonocytic Leukemia",
        "Chronic Neutrophilic Leukemia",
        "de Novo Myelodysplastic Syndromes",
        "Disseminated Neuroblastoma",
        "Juvenile Myelomonocytic Leukemia",
        "Mucositis",
        "Myelodysplastic/Myeloproliferative Neoplasm, Unclassifiable",
        "Previously Treated Childhood Rhabdomyosarcoma",
        "Previously Treated Myelodysplastic Syndromes",
        "Recurrent Childhood Acute Lymphoblastic Leukemia",
        "Recurrent Childhood Acute Myeloid Leukemia",
        "Recurrent Childhood Large Cell Lymphoma",
        "Recurrent Childhood Lymphoblastic Lymphoma",
        "Recurrent Childhood Rhabdomyosarcoma",
        "Recurrent Childhood Small Noncleaved Cell Lymphoma",
        "Recurrent Malignant Testicular Germ Cell Tumor",
        "Recurrent Wilms Tumor and Other Childhood Kidney Tumors",
        "Recurrent/Refractory Childhood Hodgkin Lymphoma",
        "Relapsing Chronic Myelogenous Leukemia",
        "Secondary Acute Myeloid Leukemia",
        "Secondary Myelodysplastic Syndromes",
        "Unspecified Childhood Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "supersaturated calcium phosphate rinse",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "OTHER"
        },
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        },
        {
          "name": "quality-of-life assessment",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "4 Years to 21 Years"
      },
      "enrollment_count": 226,
      "start_date": "2011-03",
      "completion_date": "2015-06-30",
      "has_results": true,
      "last_update_posted_date": "2019-09-17",
      "last_synced_at": "2026-10-11T10:52:19.796Z",
      "location_count": 31,
      "location_summary": "Arcadia, California • Duarte, California • Oakland, California + 26 more",
      "locations": [
        {
          "city": "Arcadia",
          "state": "California"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01305200"
    },
    {
      "nct_id": "NCT01295697",
      "title": "Study of EZN-2208 Pediatric Patients With Solid Tumors",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Solid Tumors"
      ],
      "interventions": [
        {
          "name": "EZN-2208",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Enzon Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "1 Year to 21 Years"
      },
      "enrollment_count": 32,
      "start_date": "2010-02",
      "completion_date": "2013-01",
      "has_results": false,
      "last_update_posted_date": "2022-02-14",
      "last_synced_at": "2026-10-11T10:52:19.796Z",
      "location_count": 4,
      "location_summary": "Aurora, Colorado • Boston, Massachusetts • Philadelphia, Pennsylvania + 1 more",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01295697"
    },
    {
      "nct_id": "NCT00002485",
      "title": "Development of Strategies to Increase Enrollment in Clinical Trials for Children With Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Brain and Central Nervous System Tumors",
        "Childhood Germ Cell Tumor",
        "Extragonadal Germ Cell Tumor",
        "Leukemia",
        "Liver Cancer",
        "Lymphoma",
        "Neuroblastoma",
        "Ovarian Cancer",
        "Psychosocial Effects of Cancer and Its Treatment",
        "Sarcoma",
        "Unspecified Childhood Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "psychosocial assessment and care",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "Up to 21 Years"
      },
      "enrollment_count": 359,
      "start_date": "1992-02",
      "completion_date": "2005-09",
      "has_results": false,
      "last_update_posted_date": "2014-02-14",
      "last_synced_at": "2026-10-11T10:52:19.796Z",
      "location_count": 26,
      "location_summary": "Sacramento, California • Gainesville, Florida • Miami, Florida + 23 more",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00002485"
    },
    {
      "nct_id": "NCT00138216",
      "title": "Temozolomide, Vincristine, and Irinotecan in Treating Young Patients With Refractory Solid Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Brain and Central Nervous System Tumors",
        "Unspecified Childhood Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "irinotecan hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "temozolomide",
          "type": "DRUG"
        },
        {
          "name": "vincristine sulfate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "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": 42,
      "start_date": "2005-10",
      "completion_date": "2011-01",
      "has_results": false,
      "last_update_posted_date": "2023-10-02",
      "last_synced_at": "2026-10-11T10:52:19.796Z",
      "location_count": 16,
      "location_summary": "Birmingham, Alabama • Orange, California • Stanford, California + 13 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00138216"
    },
    {
      "nct_id": "NCT00428272",
      "title": "HGS-ETR2 to Treat Children With Solid Tumors",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Ewing's Sarcoma",
        "Osteosarcoma",
        "Neuroblastoma",
        "Rhabdomyosarcoma"
      ],
      "interventions": [
        {
          "name": "Lexatumumab alone",
          "type": "DRUG"
        },
        {
          "name": "Lexatumumab in combination",
          "type": "DRUG"
        },
        {
          "name": "Interferon gamma 1b in combination",
          "type": "DRUG"
        },
        {
          "name": "Gamma 1b potential expansion",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "1 Year to 30 Years"
      },
      "enrollment_count": 30,
      "start_date": "2006-12-04",
      "completion_date": "2015-10-09",
      "has_results": false,
      "last_update_posted_date": "2019-12-17",
      "last_synced_at": "2026-10-11T10:52:19.796Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00428272"
    },
    {
      "nct_id": "NCT06500819",
      "title": "Autologous B7-H3 Chimeric Antigen Receptor T Cells in Relapsed/Refractory Solid Tumors",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Neuroblastoma",
        "Sarcoma",
        "Osteosarcoma"
      ],
      "interventions": [
        {
          "name": "B7-H3CART Dose (Intravenous)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "2 Years to 30 Years"
      },
      "enrollment_count": 41,
      "start_date": "2024-07-11",
      "completion_date": "2029-07",
      "has_results": false,
      "last_update_posted_date": "2026-05-07",
      "last_synced_at": "2026-10-11T10:52:19.796Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06500819"
    },
    {
      "nct_id": "NCT00628732",
      "title": "A Pharmacokinetic Study of Oral Cyclophosphamide and Topotecan in Children With Recurrent Solid Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Solid Tumors"
      ],
      "interventions": [
        {
          "name": "Cyclophosphamide and Topotecan",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Children's Medical Center Dallas",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "Up to 21 Years"
      },
      "enrollment_count": 36,
      "start_date": "2005-01",
      "completion_date": "2007-02",
      "has_results": false,
      "last_update_posted_date": "2009-01-28",
      "last_synced_at": "2026-10-11T10:52:19.796Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00628732"
    },
    {
      "nct_id": "NCT00003194",
      "title": "Combination Chemotherapy and Peripheral Stem Cell Transplantation in Treating Patients With Recurrent or Refractory Solid Tumors",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Unspecified Childhood Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "carboplatin",
          "type": "DRUG"
        },
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "etoposide",
          "type": "DRUG"
        },
        {
          "name": "thiotepa",
          "type": "DRUG"
        },
        {
          "name": "topotecan hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "peripheral blood stem cell transplantation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Seattle Children's Hospital",
      "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": 24,
      "start_date": "1997-07",
      "completion_date": "2002-12-19",
      "has_results": false,
      "last_update_posted_date": "2019-04-05",
      "last_synced_at": "2026-10-11T10:52:19.796Z",
      "location_count": 2,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00003194"
    }
  ]
}