{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Relapsed+Ewing+Sarcoma",
    "query": {
      "condition": "Relapsed Ewing Sarcoma"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 78,
    "total_pages": 8,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Relapsed+Ewing+Sarcoma&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-25T21:26:24.420Z",
  "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": "NCT02982941",
      "title": "Enoblituzumab (MGA271) in Children With B7-H3-expressing Solid Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Neuroblastoma",
        "Rhabdomyosarcoma",
        "Osteosarcoma",
        "Ewing Sarcoma",
        "Wilms Tumor",
        "Desmoplastic Small Round Cell Tumor"
      ],
      "interventions": [
        {
          "name": "Enoblituzumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "MacroGenics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "1 Year to 35 Years"
      },
      "enrollment_count": 25,
      "start_date": "2016-12",
      "completion_date": "2019-05-22",
      "has_results": false,
      "last_update_posted_date": "2022-02-08",
      "last_synced_at": "2026-06-25T21:26:24.420Z",
      "location_count": 6,
      "location_summary": "Palo Alto, California • Bethesda, Maryland • Philadelphia, Pennsylvania + 3 more",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02982941"
    },
    {
      "nct_id": "NCT00003745",
      "title": "Chemotherapy in Treating Children With Recurrent or Refractory Sarcomas",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Sarcoma"
      ],
      "interventions": [
        {
          "name": "topotecan hydrochloride",
          "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": 125,
      "start_date": "1999-05",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-02-05",
      "last_synced_at": "2026-06-25T21:26:24.420Z",
      "location_count": 206,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Phoenix, Arizona + 151 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/NCT00003745"
    },
    {
      "nct_id": "NCT05275426",
      "title": "A Study of LY2880070 and Gemcitabine in People With Ewing Sarcoma,Ewing-Like Sarcoma, and Desmoplastic Small Round Cell Tumor",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Ewing Sarcoma",
        "Ewing-Like Sarcoma"
      ],
      "interventions": [
        {
          "name": "LY2880070",
          "type": "DRUG"
        },
        {
          "name": "Gemcitabine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "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": 14,
      "start_date": "2022-03-02",
      "completion_date": "2025-08-11",
      "has_results": false,
      "last_update_posted_date": "2025-08-15",
      "last_synced_at": "2026-06-25T21:26:24.420Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05275426"
    },
    {
      "nct_id": "NCT03514407",
      "title": "A Study of INCB059872 in Relapsed or Refractory Ewing Sarcoma",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Relapsed Ewing Sarcoma"
      ],
      "interventions": [
        {
          "name": "INCB059872",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Incyte Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 25,
      "start_date": "2018-06-27",
      "completion_date": "2020-06-25",
      "has_results": false,
      "last_update_posted_date": "2025-10-21",
      "last_synced_at": "2026-06-25T21:26:24.420Z",
      "location_count": 5,
      "location_summary": "Los Angeles, California • Jacksonville, Florida • New York, New York + 2 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Memphis",
          "state": "Tennessee"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03514407"
    },
    {
      "nct_id": "NCT02508038",
      "title": "Alpha/Beta CD19+ Depleted Haploidentical Transplantation + Zometa for Pediatric Hematologic Malignancies and Solid Tumors",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Acute Myeloid Leukemia",
        "Acute Lymphoblastic Leukemia",
        "Hodgkin Lymphoma",
        "Non-Hodgkin Lymphoma",
        "Myelodysplastic Syndrome",
        "Myeloproliferative Syndrome",
        "Rhabdomyosarcoma",
        "Ewing Sarcoma",
        "Primitive Neuroectodermal Tumor",
        "Osteosarcoma",
        "Neuroblastoma"
      ],
      "interventions": [
        {
          "name": "TCRαβ+/CD19+ depleted Haploidentical HSCT",
          "type": "PROCEDURE"
        },
        {
          "name": "Zoledronate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "7 Months",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "7 Months to 21 Years"
      },
      "enrollment_count": 22,
      "start_date": "2016-02-12",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2025-10-16",
      "last_synced_at": "2026-06-25T21:26:24.420Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02508038"
    },
    {
      "nct_id": "NCT02472392",
      "title": "Study To Examine Toxicity Of Allogeneic Stem Cell Transplantation For Relapsed Or Therapy Refractory Ewings Sarcoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "EWINGS SARCOMA"
      ],
      "interventions": [
        {
          "name": "Rabbit anti-thymocyte globulin",
          "type": "DRUG"
        },
        {
          "name": "Busulfan",
          "type": "DRUG"
        },
        {
          "name": "Melphalan",
          "type": "DRUG"
        },
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Louisville",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "Up to 30 Years"
      },
      "enrollment_count": 10,
      "start_date": "2013-04",
      "completion_date": "2016-12",
      "has_results": false,
      "last_update_posted_date": "2017-05-09",
      "last_synced_at": "2026-06-25T21:26:24.420Z",
      "location_count": 1,
      "location_summary": "Louisville, Kentucky",
      "locations": [
        {
          "city": "Louisville",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02472392"
    },
    {
      "nct_id": "NCT05210374",
      "title": "Disulfiram With Copper Gluconate and Liposomal Doxorubicin in Treatment-Refractory Sarcomas",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Relapsed Sarcomas"
      ],
      "interventions": [
        {
          "name": "Disulfiram",
          "type": "DRUG"
        },
        {
          "name": "Copper Gluconate",
          "type": "DRUG"
        },
        {
          "name": "Liposomal Doxorubicin (Doxil)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Case Comprehensive 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": 24,
      "start_date": "2023-03-09",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-05",
      "last_synced_at": "2026-06-25T21:26:24.420Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05210374"
    },
    {
      "nct_id": "NCT00161187",
      "title": "Irradiated Donor Lymphocyte Infusion in Treating Patients With Relapsed or Refractory Hematologic Cancer or Solid Tumor",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cancer"
      ],
      "interventions": [
        {
          "name": "therapeutic allogeneic lymphocytes",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "University of Medicine and Dentistry of New Jersey",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 37,
      "start_date": "2001-05",
      "completion_date": "2011-10",
      "has_results": false,
      "last_update_posted_date": "2015-11-06",
      "last_synced_at": "2026-06-25T21:26:24.420Z",
      "location_count": 1,
      "location_summary": "New Brunswick, New Jersey",
      "locations": [
        {
          "city": "New Brunswick",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00161187"
    },
    {
      "nct_id": "NCT03441360",
      "title": "Study to Assess Safety and Preliminary Activity of Eribulin Mesylate in Pediatric Participants With Relapsed/Refractory Rhabdomyosarcoma (RMS), Non-rhabdomyosarcoma Soft Tissue Sarcoma (NRSTS) and Ewing Sarcoma (EWS)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Relapsed/Refractory Rhabdomyosarcoma",
        "Non-rhabdomyosarcoma Soft Tissue Sarcoma",
        "Ewing Sarcoma"
      ],
      "interventions": [
        {
          "name": "Eribulin mesylate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eisai Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Months",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "12 Months to 18 Years"
      },
      "enrollment_count": 23,
      "start_date": "2018-04-17",
      "completion_date": "2022-01-21",
      "has_results": true,
      "last_update_posted_date": "2022-10-05",
      "last_synced_at": "2026-06-25T21:26:24.420Z",
      "location_count": 41,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Loma Linda, California + 36 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Loma Linda",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03441360"
    },
    {
      "nct_id": "NCT04129151",
      "title": "Palbociclib + Ganitumab In Ewing Sarcoma",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Ewing Sarcoma",
        "Ewing's Sarcoma Recurrent"
      ],
      "interventions": [
        {
          "name": "Palbociclib",
          "type": "DRUG"
        },
        {
          "name": "Ganitumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Dana-Farber Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "12 Years to 50 Years"
      },
      "enrollment_count": 10,
      "start_date": "2019-12-05",
      "completion_date": "2022-12-15",
      "has_results": true,
      "last_update_posted_date": "2024-08-01",
      "last_synced_at": "2026-06-25T21:26:24.420Z",
      "location_count": 3,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04129151"
    }
  ]
}