{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Osteoblastic+Osteosarcoma&page=2",
    "query": {
      "condition": "Osteoblastic Osteosarcoma",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Osteoblastic+Osteosarcoma&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-06-11T05:36:42.045Z",
  "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": "NCT02511132",
      "title": "A Two-part Phase IIb Trial of Vigil (Bi-shRNAfurin and GMCSF Augmented Autologous Tumor Cell Immunotherapy) in Ewing's Sarcoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Ewing's Sarcoma"
      ],
      "interventions": [
        {
          "name": "Vigil",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Temozolomide",
          "type": "DRUG"
        },
        {
          "name": "Irinotecan",
          "type": "DRUG"
        },
        {
          "name": "Gemcitabine",
          "type": "DRUG"
        },
        {
          "name": "Docetaxel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Gradalis, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "2 Years and older"
      },
      "enrollment_count": 22,
      "start_date": "2016-02-10",
      "completion_date": "2020-12-23",
      "has_results": true,
      "last_update_posted_date": "2022-12-22",
      "last_synced_at": "2026-06-11T05:36:42.045Z",
      "location_count": 6,
      "location_summary": "Little Rock, Arkansas • Miami, Florida • New York, New York + 2 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02511132"
    },
    {
      "nct_id": "NCT01625351",
      "title": "A Study of CD45RA+ Depleted Haploidentical Stem Cell Transplantation in Children With Relapsed or Refractory Solid Tumors and Lymphomas",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Ewing Sarcoma",
        "Gastrointestinal Tumor",
        "Germ Cell Tumor",
        "Hepatic Tumor",
        "Lymphoma",
        "Wilms Tumor",
        "Rhabdoid Tumor",
        "Clear Cell Carcinoma",
        "Renal Cell Carcinoma",
        "Melanoma",
        "Neuroblastoma",
        "Rhabdomyosarcoma",
        "Non-rhabdomyosarcoma"
      ],
      "interventions": [
        {
          "name": "alemtuzumab",
          "type": "DRUG"
        },
        {
          "name": "fludarabine",
          "type": "DRUG"
        },
        {
          "name": "sirolimus",
          "type": "DRUG"
        },
        {
          "name": "Busulfan",
          "type": "DRUG"
        },
        {
          "name": "melphalan",
          "type": "DRUG"
        },
        {
          "name": "stem cells",
          "type": "BIOLOGICAL"
        },
        {
          "name": "CliniMACS",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL",
        "DEVICE"
      ],
      "sponsor": "St. Jude Children's Research Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "2 Years to 21 Years"
      },
      "enrollment_count": 23,
      "start_date": "2012-08-20",
      "completion_date": "2020-02-10",
      "has_results": false,
      "last_update_posted_date": "2026-02-06",
      "last_synced_at": "2026-06-11T05:36:42.045Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01625351"
    },
    {
      "nct_id": "NCT02432274",
      "title": "Study of Lenvatinib in Children and Adolescents With Refractory or Relapsed Solid Malignancies and Young Adults With Osteosarcoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Tumors",
        "Solid Malignant Tumors",
        "Osteosarcoma",
        "Differentiated Thyroid Cancer (DTC)"
      ],
      "interventions": [
        {
          "name": "Lenvatinib",
          "type": "DRUG"
        },
        {
          "name": "Ifosfamide",
          "type": "DRUG"
        },
        {
          "name": "Etoposide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eisai Limited",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "2 Years to 25 Years"
      },
      "enrollment_count": 117,
      "start_date": "2014-12-29",
      "completion_date": "2022-07-20",
      "has_results": true,
      "last_update_posted_date": "2023-07-11",
      "last_synced_at": "2026-06-11T05:36:42.045Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02432274"
    },
    {
      "nct_id": "NCT00019630",
      "title": "Liposomal Doxorubicin in Treating Children With Refractory Solid Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Childhood Soft Tissue Sarcoma",
        "Childhood Liver Cancer",
        "Bone Cancer",
        "Brain Tumor",
        "Kidney Tumor"
      ],
      "interventions": [
        {
          "name": "doxorubicin HCl liposome",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "Up to 21 Years"
      },
      "enrollment_count": null,
      "start_date": "1999-07",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2024-03-04",
      "last_synced_at": "2026-06-11T05:36:42.045Z",
      "location_count": 2,
      "location_summary": "Bethesda, Maryland • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00019630"
    },
    {
      "nct_id": "NCT04995003",
      "title": "HER2 Chimeric Antigen Receptor (CAR) T Cells in Combination With Checkpoint Blockade in Patients With Advanced Sarcoma",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Sarcoma",
        "HER-2 Protein Overexpression",
        "Osteosarcoma",
        "Rhabdomyosarcoma",
        "Ewing Sarcoma",
        "Synovial Sarcoma",
        "Soft Tissue Sarcoma",
        "Undifferentiated Sarcoma"
      ],
      "interventions": [
        {
          "name": "T cells or CAR T cells",
          "type": "GENETIC"
        },
        {
          "name": "Pembrolizumab Injectable Product",
          "type": "DRUG"
        },
        {
          "name": "Nivolumab Injectable Product",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "GENETIC",
        "DRUG"
      ],
      "sponsor": "Baylor College of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "1 Year to 25 Years"
      },
      "enrollment_count": 25,
      "start_date": "2021-12-07",
      "completion_date": "2043-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-01-22",
      "last_synced_at": "2026-06-11T05:36:42.045Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04995003"
    },
    {
      "nct_id": "NCT00187109",
      "title": "Recombinant Human Thrombopoietin in Children Receiving Ifosfamide, Carboplatin, and Etoposide Chemotherapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Germ Cell Tumors",
        "Hepatic Cancer",
        "Neuroblastoma",
        "Osteosarcoma",
        "Rhabdomyosarcoma"
      ],
      "interventions": [
        {
          "name": "Recombinant Human Thrombopoietin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "St. Jude Children's Research Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "Up to 21 Years"
      },
      "enrollment_count": 40,
      "start_date": "2000-06",
      "completion_date": "2007-02",
      "has_results": false,
      "last_update_posted_date": "2008-04-10",
      "last_synced_at": "2026-06-11T05:36:42.045Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00187109"
    },
    {
      "nct_id": "NCT02945800",
      "title": "Nab-Paclitaxel and Gemcitabine for Recurrent/Refractory Sarcoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Osteosarcoma",
        "Ewing Sarcoma",
        "Rhabdomyosarcoma",
        "Soft Tissue Sarcoma"
      ],
      "interventions": [
        {
          "name": "nab-Paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Gemcitabine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "H. Lee Moffitt Cancer Center and Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "3 Years to 30 Years"
      },
      "enrollment_count": 59,
      "start_date": "2016-10-25",
      "completion_date": "2025-02-17",
      "has_results": true,
      "last_update_posted_date": "2026-04-02",
      "last_synced_at": "2026-06-11T05:36:42.045Z",
      "location_count": 14,
      "location_summary": "Birmingham, Alabama • Los Angeles, California • Hartford, Connecticut + 11 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Hartford",
          "state": "Connecticut"
        },
        {
          "city": "Wilmington",
          "state": "Delaware"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02945800"
    },
    {
      "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": "2026-06-11T05:36:42.045Z",
      "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": "NCT00005033",
      "title": "Trastuzumab in Treating Patients With Recurrent Osteosarcoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Sarcoma"
      ],
      "interventions": [
        {
          "name": "trastuzumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "conventional surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "PROCEDURE"
      ],
      "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": null,
      "start_date": "1999-12",
      "completion_date": "2004-08",
      "has_results": false,
      "last_update_posted_date": "2013-06-21",
      "last_synced_at": "2026-06-11T05:36:42.045Z",
      "location_count": 4,
      "location_summary": "Duarte, California • Boston, Massachusetts • New York, New York + 1 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00005033"
    },
    {
      "nct_id": "NCT00499733",
      "title": "Cyclophosphamide and Cryoablation in Treating Patients With Advanced or Metastatic Epithelial Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Cancer"
      ],
      "interventions": [
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Cryoablation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 19,
      "start_date": "2007-06",
      "completion_date": "2013-01-09",
      "has_results": false,
      "last_update_posted_date": "2019-01-18",
      "last_synced_at": "2026-06-11T05:36:42.045Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00499733"
    }
  ]
}