{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Secondary+Osteosarcoma",
    "query": {
      "condition": "Secondary Osteosarcoma"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 159,
    "total_pages": 16,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Secondary+Osteosarcoma&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-25T16:17:34.948Z",
  "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": "NCT01189253",
      "title": "Doxorubicin Hydrochloride or Trabectedin in Treating Patients With Previously Untreated Advanced or Metastatic Soft Tissue Sarcoma",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Sarcoma"
      ],
      "interventions": [
        {
          "name": "doxorubicin hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "trabectedin",
          "type": "DRUG"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "quality-of-life assessment",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "European Organisation for Research and Treatment of Cancer - EORTC",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 133,
      "start_date": "2011-05",
      "completion_date": "2015-06",
      "has_results": false,
      "last_update_posted_date": "2014-08-08",
      "last_synced_at": "2026-06-25T16:17:34.948Z",
      "location_count": 8,
      "location_summary": "Santa Monica, California • Stanford, California • Iowa City, Iowa + 4 more",
      "locations": [
        {
          "city": "Santa Monica",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01189253"
    },
    {
      "nct_id": "NCT00040911",
      "title": "Electroacupuncture in Treating Delayed Nausea and Vomiting in Patients Receiving Chemotherapy For Newly Diagnosed Childhood Sarcoma, Neuroblastoma, Nasopharyngeal Cancer, Germ Cell Tumors, or Hodgkin Lymphoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Brain Tumors",
        "Central Nervous System Tumors",
        "Childhood Germ Cell Tumor",
        "Extragonadal Germ Cell Tumor",
        "Head and Neck Cancer",
        "Lymphoma",
        "Nausea",
        "Vomiting",
        "Neuroblastoma",
        "Ovarian Cancer",
        "Sarcoma"
      ],
      "interventions": [
        {
          "name": "electroacupuncture therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "sham intervention",
          "type": "PROCEDURE"
        },
        {
          "name": "quality-of-life assessment",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "5 Years to 35 Years"
      },
      "enrollment_count": 17,
      "start_date": "2005-04",
      "completion_date": "2011-01",
      "has_results": false,
      "last_update_posted_date": "2013-05-31",
      "last_synced_at": "2026-06-25T16:17:34.948Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00040911"
    },
    {
      "nct_id": "NCT01491594",
      "title": "Eltrombopag for the Prevention of Chemotherapy Induced Thrombocytopenia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Sarcoma, Soft Tissue",
        "Osteosarcoma",
        "Neoplasms, Connective and Soft Tissue"
      ],
      "interventions": [
        {
          "name": "Eltrombopag",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "82 Years",
        "sex": "ALL",
        "summary": "18 Years to 82 Years"
      },
      "enrollment_count": 1,
      "start_date": "2012-04",
      "completion_date": "2013-03",
      "has_results": false,
      "last_update_posted_date": "2014-04-02",
      "last_synced_at": "2026-06-25T16:17:34.948Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01491594"
    },
    {
      "nct_id": "NCT01590069",
      "title": "Aerosolized Aldesleukin in Treating Patients With Lung Metastases",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Metastatic Malignant Neoplasm in the Lung",
        "Metastatic Melanoma",
        "Metastatic Osteosarcoma",
        "Metastatic Renal Cell Cancer",
        "Sarcoma",
        "Stage IV Cutaneous Melanoma AJCC v6 and v7",
        "Stage IV Osteosarcoma AJCC v7",
        "Stage IV Renal Cell Cancer AJCC v7"
      ],
      "interventions": [
        {
          "name": "Aerosolized Aldesleukin",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "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": 70,
      "start_date": "2012-06-28",
      "completion_date": "2029-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-04-21",
      "last_synced_at": "2026-06-25T16:17:34.948Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01590069"
    },
    {
      "nct_id": "NCT00003023",
      "title": "Monoclonal Antibody A1G4 Plus BCG in Treating Patients With Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Neuroblastoma",
        "Sarcoma"
      ],
      "interventions": [
        {
          "name": "BCG vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "monoclonal antibody A1G4 anti-idiotype vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "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": 24,
      "start_date": "1997-03",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-01-18",
      "last_synced_at": "2026-06-25T16:17:34.948Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00003023"
    },
    {
      "nct_id": "NCT00788125",
      "title": "Dasatinib, Ifosfamide, Carboplatin, and Etoposide in Treating Young Patients With Metastatic or Recurrent Malignant Solid Tumors",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Brain and Central Nervous System Tumors",
        "Childhood Germ Cell Tumor",
        "Extragonadal Germ Cell Tumor",
        "Kidney Cancer",
        "Liver Cancer",
        "Lymphoma",
        "Neuroblastoma",
        "Ovarian Cancer",
        "Sarcoma",
        "Testicular Germ Cell Tumor",
        "Unspecified Childhood Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "carboplatin",
          "type": "DRUG"
        },
        {
          "name": "dasatinib",
          "type": "DRUG"
        },
        {
          "name": "etoposide phosphate",
          "type": "DRUG"
        },
        {
          "name": "ifosfamide",
          "type": "DRUG"
        },
        {
          "name": "microarray analysis",
          "type": "GENETIC"
        },
        {
          "name": "western blotting",
          "type": "GENETIC"
        },
        {
          "name": "immunohistochemistry staining method",
          "type": "OTHER"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "therapeutic conventional surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "GENETIC",
        "OTHER",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "City of Hope Medical Center",
      "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": 7,
      "start_date": "2008-09-03",
      "completion_date": "2022-07-30",
      "has_results": true,
      "last_update_posted_date": "2023-07-14",
      "last_synced_at": "2026-06-25T16:17:34.948Z",
      "location_count": 1,
      "location_summary": "Duarte, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00788125"
    },
    {
      "nct_id": "NCT00062283",
      "title": "Alanosine in Treating Patients With Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Lung Cancer",
        "Malignant Mesothelioma",
        "Pancreatic Cancer",
        "Sarcoma"
      ],
      "interventions": [
        {
          "name": "L-alanosine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "13 Years and older"
      },
      "enrollment_count": null,
      "start_date": "2003-03",
      "completion_date": "2009-12",
      "has_results": false,
      "last_update_posted_date": "2013-06-26",
      "last_synced_at": "2026-06-25T16:17:34.948Z",
      "location_count": 12,
      "location_summary": "Birmingham, Alabama • Tucson, Arizona • La Verne, California + 7 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "La Verne",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Boca Raton",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00062283"
    },
    {
      "nct_id": "NCT03604783",
      "title": "Phase 1, First-in-human Study of Oral TP-1287 in Patients with Advanced Solid Tumors",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Advanced Solid Tumors",
        "Sarcoma",
        "Ewing Sarcoma",
        "Dedifferentiated Liposarcoma",
        "Synovial Sarcoma"
      ],
      "interventions": [
        {
          "name": "TP-1287",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sumitomo Pharma America, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 74,
      "start_date": "2018-12-26",
      "completion_date": "2024-01-10",
      "has_results": false,
      "last_update_posted_date": "2024-09-19",
      "last_synced_at": "2026-06-25T16:17:34.948Z",
      "location_count": 10,
      "location_summary": "Los Angeles, California • Miami, Florida • Boston, Massachusetts + 6 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Las Vegas",
          "state": "Nevada"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03604783"
    },
    {
      "nct_id": "NCT00004241",
      "title": "17-N-Allylamino-17-Demethoxygeldanamycin in Treating Patients With Advanced Epithelial Cancer, Malignant Lymphoma, or Sarcoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "AIDS-related Peripheral/Systemic Lymphoma",
        "AIDS-related Primary CNS Lymphoma",
        "Anaplastic Large Cell Lymphoma",
        "Angioimmunoblastic T-cell Lymphoma",
        "Chondrosarcoma",
        "Extranodal Marginal Zone B-cell Lymphoma of Mucosa-associated Lymphoid Tissue",
        "Intraocular Lymphoma",
        "Metastatic Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor",
        "Metastatic Osteosarcoma",
        "Nodal Marginal Zone B-cell Lymphoma",
        "Ovarian Sarcoma",
        "Primary Central Nervous System Non-Hodgkin Lymphoma",
        "Recurrent Adult Burkitt Lymphoma",
        "Recurrent Adult Diffuse Large Cell Lymphoma",
        "Recurrent Adult Diffuse Mixed Cell Lymphoma",
        "Recurrent Adult Diffuse Small Cleaved Cell Lymphoma",
        "Recurrent Adult Hodgkin Lymphoma",
        "Recurrent Adult Immunoblastic Large Cell Lymphoma",
        "Recurrent Adult Lymphoblastic Lymphoma",
        "Recurrent Adult Soft Tissue Sarcoma",
        "Recurrent Adult T-cell Leukemia/Lymphoma",
        "Recurrent Cutaneous T-cell Non-Hodgkin Lymphoma",
        "Recurrent Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor",
        "Recurrent Grade 1 Follicular Lymphoma",
        "Recurrent Grade 2 Follicular Lymphoma",
        "Recurrent Grade 3 Follicular Lymphoma",
        "Recurrent Mantle Cell Lymphoma",
        "Recurrent Marginal Zone Lymphoma",
        "Recurrent Mycosis Fungoides/Sezary Syndrome",
        "Recurrent Osteosarcoma",
        "Recurrent Small Lymphocytic Lymphoma",
        "Recurrent Uterine Sarcoma",
        "Small Intestine Lymphoma",
        "Splenic Marginal Zone Lymphoma",
        "Stage IV Adult Burkitt Lymphoma",
        "Stage IV Adult Diffuse Large Cell Lymphoma",
        "Stage IV Adult Diffuse Mixed Cell Lymphoma",
        "Stage IV Adult Diffuse Small Cleaved Cell Lymphoma",
        "Stage IV Adult Hodgkin Lymphoma",
        "Stage IV Adult Immunoblastic Large Cell Lymphoma",
        "Stage IV Adult Lymphoblastic Lymphoma",
        "Stage IV Adult Soft Tissue Sarcoma",
        "Stage IV Adult T-cell Leukemia/Lymphoma",
        "Stage IV Cutaneous T-cell Non-Hodgkin Lymphoma",
        "Stage IV Grade 1 Follicular Lymphoma",
        "Stage IV Grade 2 Follicular Lymphoma",
        "Stage IV Grade 3 Follicular Lymphoma",
        "Stage IV Mantle Cell Lymphoma",
        "Stage IV Marginal Zone Lymphoma",
        "Stage IV Mycosis Fungoides/Sezary Syndrome",
        "Stage IV Small Lymphocytic Lymphoma",
        "Stage IV Uterine Sarcoma",
        "Unspecified Adult Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "tanespimycin",
          "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": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "1999-10",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-02-07",
      "last_synced_at": "2026-06-25T16:17:34.948Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00004241"
    },
    {
      "nct_id": "NCT01833520",
      "title": "Phase I Dose Escalation of Monthly Intravenous Ra-223 Dichloride in Osteosarcoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Sarcoma"
      ],
      "interventions": [
        {
          "name": "Ra-223 Dichloride",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "15 Years and older"
      },
      "enrollment_count": 18,
      "start_date": "2013-10-16",
      "completion_date": "2020-04-08",
      "has_results": true,
      "last_update_posted_date": "2021-02-02",
      "last_synced_at": "2026-06-25T16:17:34.948Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01833520"
    }
  ]
}