{ "api_version": "1", "request": { "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Osteosarcoma+Recurrent&page=5", "query": { "condition": "Osteosarcoma Recurrent", "page": 5 }, "page_size": 10 }, "pagination": { "page": 5, "page_size": 10, "total_count": 173, "total_pages": 18, "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Osteosarcoma+Recurrent&page=6&page_size=10", "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Osteosarcoma+Recurrent&page=4&page_size=10" }, "source": "remote", "last_synced_at": "2026-10-22T05:36:22.006Z", "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": "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": "2026-10-22T05:36:22.006Z", "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": "NCT02502786", "title": "Humanized Monoclonal Antibody 3F8 (Hu3F8) With Granulocyte-Macrophage Colony Stimulating Factor (GM-CSF) in the Treatment of Recurrent Osteosarcoma", "overall_status": "ACTIVE_NOT_RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Recurrent Osteosarcoma" ], "interventions": [ { "name": "humanized anti-GD2 antibody", "type": "BIOLOGICAL" }, { "name": "GM-CSF", "type": "DRUG" } ], "intervention_types": [ "BIOLOGICAL", "DRUG" ], "sponsor": "Memorial Sloan Kettering Cancer Center", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "13 Months", "maximum_age": "40 Years", "sex": "ALL", "summary": "13 Months to 40 Years" }, "enrollment_count": 46, "start_date": "2015-07", "completion_date": "2027-07", "has_results": false, "last_update_posted_date": "2026-08-05", "last_synced_at": "2026-10-22T05:36:22.006Z", "location_count": 3, "location_summary": "Los Angeles, California • New York, New York • Houston, Texas", "locations": [ { "city": "Los Angeles", "state": "California" }, { "city": "New York", "state": "New York" }, { "city": "Houston", "state": "Texas" } ], "official_url": "https://clinicaltrials.gov/study/NCT02502786" }, { "nct_id": "NCT00752206", "title": "A Placebo-Controlled Study of Saracatinib (AZD0530) in Patients With Recurrent Osteosarcoma Localized to the Lung", "overall_status": "TERMINATED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Osteosarcoma" ], "interventions": [ { "name": "Saracatinib", "type": "DRUG" }, { "name": "Placebo", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Sarcoma Alliance for Research through Collaboration", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "15 Years", "maximum_age": "74 Years", "sex": "ALL", "summary": "15 Years to 74 Years" }, "enrollment_count": 38, "start_date": "2009-03", "completion_date": "2017-12", "has_results": true, "last_update_posted_date": "2020-01-18", "last_synced_at": "2026-10-22T05:36:22.006Z", "location_count": 18, "location_summary": "Birmingham, Alabama • Los Angeles, California • Palo Alto, California + 13 more", "locations": [ { "city": "Birmingham", "state": "Alabama" }, { "city": "Los Angeles", "state": "California" }, { "city": "Los Angeles", "state": "California" }, { "city": "Los Angeles", "state": "California" }, { "city": "Palo Alto", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT00752206" }, { "nct_id": "NCT00949325", "title": "Safety and Efficacy Study of Torisel and Liposomal Doxorubicin for Patients With Recurrent Sarcoma", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1", "PHASE2" ], "conditions": [ "Sarcoma" ], "interventions": [ { "name": "temsirolimus plus liposomal doxorubicin", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "1 Year", "maximum_age": null, "sex": "ALL", "summary": "1 Year and older" }, "enrollment_count": 24, "start_date": "2009-09", "completion_date": "2012-09", "has_results": true, "last_update_posted_date": "2019-03-11", "last_synced_at": "2026-10-22T05:36:22.006Z", "location_count": 1, "location_summary": "Baltimore, Maryland", "locations": [ { "city": "Baltimore", "state": "Maryland" } ], "official_url": "https://clinicaltrials.gov/study/NCT00949325" }, { "nct_id": "NCT02748135", "title": "A Study of TB-403 in Pediatric Subjects With Relapsed or Refractory Medulloblastoma", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1" ], "conditions": [ "Relapsed or Refractory Medulloblastoma (MB), Neuroblastoma (NB), Ewing Sarcoma (ES) and Alveolar Rhabdomyosarcoma (ARMS)" ], "interventions": [ { "name": "TB-403 20mg/kg", "type": "DRUG" }, { "name": "TB-403 50mg/kg", "type": "DRUG" }, { "name": "TB-403 100mg/kg", "type": "DRUG" }, { "name": "TB-403 175mg/kg", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Oncurious NV", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "6 Months", "maximum_age": "18 Years", "sex": "ALL", "summary": "6 Months to 18 Years" }, "enrollment_count": 18, "start_date": "2016-05", "completion_date": "2020-10-06", "has_results": false, "last_update_posted_date": "2021-01-13", "last_synced_at": "2026-10-22T05:36:22.006Z", "location_count": 10, "location_summary": "Little Rock, Arkansas • Oakland, California • Hartford, Connecticut + 7 more", "locations": [ { "city": "Little Rock", "state": "Arkansas" }, { "city": "Oakland", "state": "California" }, { "city": "Hartford", "state": "Connecticut" }, { "city": "Boston", "state": "Massachusetts" }, { "city": "Grand Rapids", "state": "Michigan" } ], "official_url": "https://clinicaltrials.gov/study/NCT02748135" }, { "nct_id": "NCT04154189", "title": "A Study to Compare the Efficacy and Safety of Ifosfamide and Etoposide With or Without Lenvatinib in Children, Adolescents and Young Adults With Relapsed and Refractory Osteosarcoma", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Osteosarcoma" ], "interventions": [ { "name": "Lenvatinib", "type": "DRUG" }, { "name": "Ifosfamide", "type": "DRUG" }, { "name": "Etoposide", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Eisai Inc.", "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": 81, "start_date": "2020-03-23", "completion_date": "2023-08-17", "has_results": true, "last_update_posted_date": "2024-07-22", "last_synced_at": "2026-10-22T05:36:22.006Z", "location_count": 16, "location_summary": "Birmingham, Alabama • Loma Linda, California • Orange, California + 13 more", "locations": [ { "city": "Birmingham", "state": "Alabama" }, { "city": "Loma Linda", "state": "California" }, { "city": "Orange", "state": "California" }, { "city": "San Francisco", "state": "California" }, { "city": "Aurora", "state": "Colorado" } ], "official_url": "https://clinicaltrials.gov/study/NCT04154189" }, { "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": "2026-10-22T05:36:22.006Z", "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": "NCT01553539", "title": "Therapeutic Angiotensin-(1-7) in Treating Patients With Metastatic Sarcoma That Cannot Be Removed By Surgery", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Bone Cancer", "Chondrosarcoma", "Clear Cell Sarcoma of the Kidney", "Metastatic Osteosarcoma", "Ovarian Sarcoma", "Recurrent Adult Soft Tissue Sarcoma", "Recurrent Osteosarcoma", "Recurrent Uterine Sarcoma", "Stage III Adult Soft Tissue Sarcoma", "Stage III Uterine Sarcoma", "Stage IV Adult Soft Tissue Sarcoma", "Stage IV Uterine Sarcoma" ], "interventions": [ { "name": "therapeutic angiotensin-(1-7)", "type": "DRUG" }, { "name": "laboratory biomarker analysis", "type": "OTHER" } ], "intervention_types": [ "DRUG", "OTHER" ], "sponsor": "Wake Forest University Health Sciences", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 20, "start_date": "2009-10", "completion_date": "2013-01", "has_results": true, "last_update_posted_date": "2018-07-05", "last_synced_at": "2026-10-22T05:36:22.006Z", "location_count": 1, "location_summary": "Winston-Salem, North Carolina", "locations": [ { "city": "Winston-Salem", "state": "North Carolina" } ], "official_url": "https://clinicaltrials.gov/study/NCT01553539" }, { "nct_id": "NCT04616560", "title": "Trastuzumab Deruxtecan (DS-8201a) for the Treatment of Recurrent or Refractory Osteosarcoma, Wilms Tumor, and Desmoplastic Small Round Cell Tumor", "overall_status": "RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Desmoplastic Small Round Cell Tumor", "Osteosarcoma", "Recurrent Desmoplastic Small Round Cell Tumor", "Recurrent Kidney Wilms Tumor", "Recurrent Osteosarcoma", "Refractory Desmoplastic Small Round Cell Tumor", "Refractory Wilms Tumor", "Wilms Tumor" ], "interventions": [ { "name": "Biospecimen Collection", "type": "PROCEDURE" }, { "name": "Computed Tomography", "type": "PROCEDURE" }, { "name": "Echocardiography Test", "type": "PROCEDURE" }, { "name": "Magnetic Resonance Imaging", "type": "PROCEDURE" }, { "name": "Multigated Acquisition Scan", "type": "PROCEDURE" }, { "name": "Trastuzumab Deruxtecan", "type": "BIOLOGICAL" } ], "intervention_types": [ "PROCEDURE", "BIOLOGICAL" ], "sponsor": "National Cancer Institute (NCI)", "sponsor_class": "NIH", "healthy_volunteers": false, "eligibility": { "minimum_age": "12 Years", "maximum_age": "39 Years", "sex": "ALL", "summary": "12 Years to 39 Years" }, "enrollment_count": 55, "start_date": "2021-03-08", "completion_date": "2027-12-31", "has_results": false, "last_update_posted_date": "2026-10-13", "last_synced_at": "2026-10-22T05:36:22.006Z", "location_count": 32, "location_summary": "Birmingham, Alabama • Los Angeles, California • Orange, California + 27 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/NCT04616560" }, { "nct_id": "NCT00954473", "title": "Study of Blood Samples From Patients With Osteosarcoma", "overall_status": "COMPLETED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Localized Osteosarcoma", "Metastatic Osteosarcoma", "Recurrent Osteosarcoma" ], "interventions": [ { "name": "laboratory biomarker analysis", "type": "OTHER" } ], "intervention_types": [ "OTHER" ], "sponsor": "Children's Oncology Group", "sponsor_class": "NETWORK", "healthy_volunteers": false, "eligibility": { "minimum_age": null, "maximum_age": null, "sex": "ALL", "summary": "Not listed" }, "enrollment_count": 1000, "start_date": "2009-01", "completion_date": null, "has_results": false, "last_update_posted_date": "2016-05-19", "last_synced_at": "2026-10-22T05:36:22.006Z", "location_count": 1, "location_summary": "Arcadia, California", "locations": [ { "city": "Arcadia", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT00954473" } ] }