{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Bone+Sarcoma&page=4",
    "query": {
      "condition": "Bone Sarcoma",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 589,
    "total_pages": 59,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Bone+Sarcoma&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Bone+Sarcoma&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-20T13:05:53.852Z",
  "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": "NCT00474760",
      "title": "Study Of Anti-IGF-IR CP-751,871 In Patients With Solid Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Sarcoma, Ewing's"
      ],
      "interventions": [
        {
          "name": "CP-751,871",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "9 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "9 Years and older"
      },
      "enrollment_count": 65,
      "start_date": "2005-08",
      "completion_date": "2012-10",
      "has_results": true,
      "last_update_posted_date": "2013-12-17",
      "last_synced_at": "2026-10-20T13:05:53.852Z",
      "location_count": 2,
      "location_summary": "Ann Arbor, Michigan • Rochester, Minnesota",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00474760"
    },
    {
      "nct_id": "NCT02304458",
      "title": "Nivolumab With or Without Ipilimumab in Treating Younger Patients With Recurrent or Refractory Solid Tumors or Sarcomas",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Metastatic Melanoma",
        "Recurrent Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor",
        "Recurrent Hodgkin Lymphoma",
        "Recurrent Malignant Solid Neoplasm",
        "Recurrent Melanoma",
        "Recurrent Neuroblastoma",
        "Recurrent Non-Hodgkin Lymphoma",
        "Recurrent Osteosarcoma",
        "Recurrent Rhabdomyosarcoma",
        "Refractory Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor",
        "Refractory Hodgkin Lymphoma",
        "Refractory Malignant Solid Neoplasm",
        "Refractory Melanoma",
        "Refractory Neuroblastoma",
        "Refractory Non-Hodgkin Lymphoma",
        "Refractory Osteosarcoma",
        "Refractory Rhabdomyosarcoma",
        "Stage III Cutaneous Melanoma AJCC v7",
        "Stage IIIA Cutaneous Melanoma AJCC v7",
        "Stage IIIB Cutaneous Melanoma AJCC v7",
        "Stage IIIC Cutaneous Melanoma AJCC v7",
        "Stage IV Cutaneous Melanoma AJCC v6 and v7",
        "Unresectable Melanoma"
      ],
      "interventions": [
        {
          "name": "Ipilimumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Nivolumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pharmacological Study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Months",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "12 Months to 30 Years"
      },
      "enrollment_count": 140,
      "start_date": "2015-03-30",
      "completion_date": "2023-03-31",
      "has_results": true,
      "last_update_posted_date": "2023-10-17",
      "last_synced_at": "2026-10-20T13:05:53.852Z",
      "location_count": 24,
      "location_summary": "Birmingham, Alabama • Los Angeles, California • Orange, California + 21 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02304458"
    },
    {
      "nct_id": "NCT00003335",
      "title": "Umbilical Cord Blood Transplantation in Treating Patients With High-Risk Hematologic Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Graft Versus Host Disease",
        "Leukemia",
        "Lymphoma",
        "Myelodysplastic Syndromes",
        "Myelodysplastic/Myeloproliferative Diseases"
      ],
      "interventions": [
        {
          "name": "anti-thymocyte globulin",
          "type": "BIOLOGICAL"
        },
        {
          "name": "busulfan",
          "type": "DRUG"
        },
        {
          "name": "cyclosporine",
          "type": "DRUG"
        },
        {
          "name": "melphalan",
          "type": "DRUG"
        },
        {
          "name": "methylprednisolone",
          "type": "DRUG"
        },
        {
          "name": "umbilical cord blood transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "Case Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "54 Years",
        "sex": "ALL",
        "summary": "Up to 54 Years"
      },
      "enrollment_count": 44,
      "start_date": "1998-01",
      "completion_date": "2012-01",
      "has_results": false,
      "last_update_posted_date": "2012-03-15",
      "last_synced_at": "2026-10-20T13:05:53.852Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00003335"
    },
    {
      "nct_id": "NCT01962103",
      "title": "Study to Find a Safe Dose and Show Early Clinical Activity of Weekly Nab-paclitaxel in Pediatric Patients With Recurrent/ Refractory Solid Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Neuroblastoma",
        "Rhabdomyosarcoma",
        "Ewing's Sarcoma",
        "Ewing's Tumor",
        "Sarcoma, Ewing's",
        "Sarcomas, Epitheliod",
        "Sarcoma, Soft Tissue",
        "Sarcoma, Spindle Cell",
        "Melanoma",
        "Malignant Melanoma",
        "Clinical Oncology",
        "Oncology, Medical",
        "Pediatrics, Osteosarcoma",
        "Osteogenic Sarcoma",
        "Osteosarcoma Tumor",
        "Sarcoma, Osteogenic",
        "Tumors",
        "Cancer",
        "Neoplasia",
        "Neoplasm",
        "Histiocytoma",
        "Fibrosarcoma",
        "Dermatofibrosarcoma"
      ],
      "interventions": [
        {
          "name": "nab-paclitaxel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Celgene",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "24 Years",
        "sex": "ALL",
        "summary": "6 Months to 24 Years"
      },
      "enrollment_count": 107,
      "start_date": "2013-12-04",
      "completion_date": "2018-11-06",
      "has_results": true,
      "last_update_posted_date": "2019-12-27",
      "last_synced_at": "2026-10-20T13:05:53.852Z",
      "location_count": 2,
      "location_summary": "Phoenix, Arizona • New York, New York",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01962103"
    },
    {
      "nct_id": "NCT00030108",
      "title": "Ixabepilone in Treating Young Patients With Solid Tumors or Leukemia That Haven't Responded to Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Brain and Central Nervous System Tumors",
        "Childhood Germ Cell Tumor",
        "Extragonadal Germ Cell Tumor",
        "Kidney Cancer",
        "Leukemia",
        "Liver Cancer",
        "Neuroblastoma",
        "Ovarian Cancer",
        "Sarcoma",
        "Unspecified Childhood Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "ixabepilone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institutes of Health Clinical Center (CC)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "2 Years to 21 Years"
      },
      "enrollment_count": 30,
      "start_date": "2001-11",
      "completion_date": "2010-04",
      "has_results": false,
      "last_update_posted_date": "2012-03-15",
      "last_synced_at": "2026-10-20T13:05:53.852Z",
      "location_count": 2,
      "location_summary": "Washington D.C., District of Columbia • Bethesda, Maryland",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00030108"
    },
    {
      "nct_id": "NCT00618813",
      "title": "Two Regimens of Combination Chemotherapy in Treating Younger Patients With Newly Diagnosed Localized Ewing Sarcoma Family of Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ewing Sarcoma of Bone",
        "Localized Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor"
      ],
      "interventions": [
        {
          "name": "radiation therapy",
          "type": "OTHER"
        },
        {
          "name": "therapeutic conventional surgery",
          "type": "OTHER"
        },
        {
          "name": "etoposide",
          "type": "DRUG"
        },
        {
          "name": "ifosfamide",
          "type": "DRUG"
        },
        {
          "name": "doxorubicin hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "vincristine sulfate",
          "type": "DRUG"
        },
        {
          "name": "topotecan hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "filgrastim",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "Up to 30 Years"
      },
      "enrollment_count": 35,
      "start_date": "2008-03",
      "completion_date": null,
      "has_results": true,
      "last_update_posted_date": "2014-09-25",
      "last_synced_at": "2026-10-20T13:05:53.852Z",
      "location_count": 1,
      "location_summary": "Monrovia, California",
      "locations": [
        {
          "city": "Monrovia",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00618813"
    },
    {
      "nct_id": "NCT02500797",
      "title": "Nivolumab With or Without Ipilimumab in Treating Patients With Metastatic Sarcoma That Cannot Be Removed by Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Locally Advanced Bone Sarcoma",
        "Locally Advanced Dedifferentiated Liposarcoma",
        "Locally Advanced Gastrointestinal Stromal Tumor",
        "Locally Advanced Soft Tissue Sarcoma",
        "Metastatic Bone Sarcoma",
        "Metastatic Liposarcoma",
        "Metastatic Soft Tissue Sarcoma",
        "Metastatic Undifferentiated Pleomorphic Sarcoma",
        "Metastatic Unresectable Sarcoma",
        "Pleomorphic Liposarcoma",
        "Stage III Bone Sarcoma AJCC v7",
        "Stage III Soft Tissue Sarcoma AJCC v7",
        "Stage IV Bone Sarcoma AJCC v7",
        "Stage IV Soft Tissue Sarcoma AJCC v7",
        "Stage IVA Bone Sarcoma AJCC v7",
        "Stage IVB Bone Sarcoma AJCC v7",
        "Unresectable Bone Sarcoma",
        "Unresectable Dedifferentiated Liposarcoma",
        "Unresectable Liposarcoma",
        "Unresectable Malignant Gastrointestinal Stromal Tumor",
        "Unresectable Soft Tissue Sarcoma"
      ],
      "interventions": [
        {
          "name": "Ipilimumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Nivolumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 164,
      "start_date": "2015-08-13",
      "completion_date": "2023-04-01",
      "has_results": true,
      "last_update_posted_date": "2023-10-17",
      "last_synced_at": "2026-10-20T13:05:53.852Z",
      "location_count": 651,
      "location_summary": "Anchorage, Alaska • Hot Springs, Arkansas • Little Rock, Arkansas + 402 more",
      "locations": [
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02500797"
    },
    {
      "nct_id": "NCT00923650",
      "title": "Informed Consent in Pediatric Cancer Trials",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Osteosarcoma",
        "Ewing's Sarcoma",
        "Neuroblastoma",
        "Brain Tumors",
        "Leukemia"
      ],
      "interventions": [],
      "intervention_types": [],
      "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": 1,
      "start_date": "2008-12-09",
      "completion_date": "2010-02-02",
      "has_results": false,
      "last_update_posted_date": "2017-07-02",
      "last_synced_at": "2026-10-20T13:05:53.852Z",
      "location_count": 2,
      "location_summary": "Bethesda, Maryland • Cleveland, Ohio",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00923650"
    },
    {
      "nct_id": "NCT04833582",
      "title": "A Study of Azenosertib (ZN-c3) in Combination With Gemcitabine in Subjects With Osteosarcoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Osteosarcoma"
      ],
      "interventions": [
        {
          "name": "Azenosertib",
          "type": "DRUG"
        },
        {
          "name": "Gemcitabine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "K-Group, Beta, Inc., a wholly owned subsidiary of Zentalis Pharmaceuticals, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 31,
      "start_date": "2021-08-01",
      "completion_date": "2024-03-30",
      "has_results": false,
      "last_update_posted_date": "2026-04-03",
      "last_synced_at": "2026-10-20T13:05:53.852Z",
      "location_count": 12,
      "location_summary": "Los Angeles, California • Oakland, California • Santa Monica, California + 9 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "Santa Monica",
          "state": "California"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04833582"
    },
    {
      "nct_id": "NCT07144254",
      "title": "Tegavivint With Gemcitabine in Patients With Relapsed or Refractory Osteosarcoma",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Osteosarcoma Recurrent",
        "Osteosarcoma in Children",
        "Relapsed Osteosarcoma",
        "Refractory Osteosarcoma"
      ],
      "interventions": [
        {
          "name": "Tegavivint",
          "type": "DRUG"
        },
        {
          "name": "Gemcitabine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Emory University",
      "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": "2026-01-22",
      "completion_date": "2028-05",
      "has_results": false,
      "last_update_posted_date": "2026-10-19",
      "last_synced_at": "2026-10-20T13:05:53.852Z",
      "location_count": 2,
      "location_summary": "Atlanta, Georgia • Houston, Texas",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07144254"
    }
  ]
}