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ClinicalTrials.gov public records Last synced May 21, 2026, 3:38 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 142 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Refractory Osteosarcoma Clear all
Recruiting Phase 1Phase 2 Interventional
View directory record Official record
Conditions
Refractory Ewing Sarcoma, Relapsed Ewing Sarcoma, Ewing Sarcoma
Interventions
Lurbinectedin
Drug
Lead sponsor
Jazz Pharmaceuticals
Industry
Eligibility
2 Years to 30 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
14
States / cities
Los Angeles, California • Palo Alto, California • Washington D.C., District of Columbia + 11 more
Source: ClinicalTrials.gov public record
Updated Feb 2, 2026 · Synced May 21, 2026, 3:38 PM EDT
Active, not recruiting Phase 2 Interventional Results available
View directory record Official record
Conditions
Hematopoietic and Lymphatic System Neoplasm, Recurrent Ependymoma, Recurrent Ewing Sarcoma, Recurrent Hepatoblastoma, Recurrent Histiocytic and Dendritic Cell Neoplasm, Recurrent Langerhans Cell Histiocytosis, Recurrent Lymphoma, Recurrent Malignant Germ Cell Tumor, Recurrent Malignant Glioma, Recurrent Malignant Solid Neoplasm, Recurrent Medulloblastoma, Recurrent Neuroblastoma, Recurrent Non-Hodgkin Lymphoma, Recurrent Osteosarcoma, Recurrent Peripheral Primitive Neuroectodermal Tumor, Recurrent Rhabdoid Tumor, Recurrent Rhabdomyosarcoma, Recurrent Soft Tissue Sarcoma, Recurrent WHO Grade 2 Glioma, Refractory Ependymoma, Refractory Ewing Sarcoma, Refractory Hepatoblastoma, Refractory Histiocytic and Dendritic Cell Neoplasm, Refractory Langerhans Cell Histiocytosis, Refractory Lymphoma, Refractory Malignant Germ Cell Tumor, Refractory Malignant Glioma, Refractory Malignant Solid Neoplasm, Refractory Medulloblastoma, Refractory Neuroblastoma, Refractory Non-Hodgkin Lymphoma, Refractory Osteosarcoma, Refractory Peripheral Primitive Neuroectodermal Tumor, Refractory Rhabdoid Tumor, Refractory Rhabdomyosarcoma, Refractory Soft Tissue Sarcoma, Refractory WHO Grade 2 Glioma, Wilms Tumor
Interventions
Computed Tomography, Magnetic Resonance Imaging, Positron Emission Tomography, Radionuclide Imaging, Selpercatinib, X-Ray Imaging
Procedure · Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
12 Months to 21 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
172
States / cities
Birmingham, Alabama • Anchorage, Alaska • Mesa, Arizona + 129 more
Source: ClinicalTrials.gov public record
Updated May 3, 2026 · Synced May 21, 2026, 3:38 PM EDT
Active, not recruiting Phase 2 Interventional Results available
View directory record Official record
Conditions
Sarcoma, Ewing, Neoplasm Metastasis
Interventions
Abemaciclib, Irinotecan, Temozolomide
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
1 Year to 39 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
5
States / cities
Phoenix, Arizona • Los Angeles, California • Indianapolis, Indiana + 2 more
Source: ClinicalTrials.gov public record
Updated Apr 12, 2026 · Synced May 21, 2026, 3:38 PM EDT
Completed Phase 1 Interventional
View directory record Official record
Conditions
Relapsed Pediatric Solid Tumors, Refractory Pediatric Solid Tumors, Rhabdomyosarcoma, Ewing Sarcoma, Osteosarcoma, Neuroblastoma, Wilms Tumor, Hepatic Tumor, Germ Cell Tumor, Desmoid Tumor
Interventions
Magnetic Resonance High Intensity Focused Ultrasound
Device
Lead sponsor
AeRang Kim
Other
Eligibility
Up to 30 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2024
U.S. locations
2
States / cities
Washington D.C., District of Columbia • Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 31, 2024 · Synced May 21, 2026, 3:38 PM EDT
Completed Phase 1 Interventional
View directory record Official record
Conditions
Relapsed or Refractory Medulloblastoma (MB), Neuroblastoma (NB), Ewing Sarcoma (ES) and Alveolar Rhabdomyosarcoma (ARMS)
Interventions
TB-403 20mg/kg, TB-403 50mg/kg, TB-403 100mg/kg, TB-403 175mg/kg
Drug
Lead sponsor
Oncurious NV
Industry
Eligibility
6 Months to 18 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
10
States / cities
Little Rock, Arkansas • Oakland, California • Hartford, Connecticut + 7 more
Source: ClinicalTrials.gov public record
Updated Jan 12, 2021 · Synced May 21, 2026, 3:38 PM EDT
Recruiting Phase 1 Interventional
View directory record Official record
Conditions
Ewing Sarcoma
Interventions
Xaluritamig
Drug
Lead sponsor
Amgen
Industry
Eligibility
2 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
3
States / cities
Los Angeles, California • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 7, 2026 · Synced May 21, 2026, 3:38 PM EDT
Completed Phase 1 Interventional
View directory record Official record
Conditions
Neuroblastoma, Rhabdomyosarcoma, Osteosarcoma, Ewing Sarcoma, Wilms Tumor, Desmoplastic Small Round Cell Tumor
Interventions
Enoblituzumab
Drug
Lead sponsor
MacroGenics
Industry
Eligibility
1 Year to 35 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
6
States / cities
Palo Alto, California • Bethesda, Maryland • Philadelphia, Pennsylvania + 3 more
Source: ClinicalTrials.gov public record
Updated Feb 7, 2022 · Synced May 21, 2026, 3:38 PM EDT
Active, not recruiting Phase 2 Interventional
View directory record Official record
Conditions
Cancer
Interventions
Sirolimus, Celecoxib, Etoposide, Cyclophosphamide
Drug
Lead sponsor
Emory University
Other
Eligibility
12 Months to 30 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2026
U.S. locations
6
States / cities
Phoenix, Arizona • Wilmington, Delaware • Atlanta, Georgia + 2 more
Source: ClinicalTrials.gov public record
Updated Mar 1, 2026 · Synced May 21, 2026, 3:38 PM EDT
Recruiting Phase 1 Interventional
View directory record Official record
Conditions
Osteosarcoma Recurrent, Osteosarcoma in Children, Relapsed Osteosarcoma, Refractory Osteosarcoma
Interventions
Tegavivint, Gemcitabine
Drug
Lead sponsor
Emory University
Other
Eligibility
1 Year to 30 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Mar 1, 2026 · Synced May 21, 2026, 3:38 PM EDT
Recruiting Phase 1 Interventional
View directory record Official record
Conditions
Sarcoma, Childhood Osteosarcoma, Childhood Rhabdomyosarcoma, Childhood Soft Tissue Sarcoma, Ewing Sarcoma
Interventions
Fludarabine, Cyclophosphamide, B7-H3-CAR T Cells, Radiation Therapy
Drug · Radiation
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
Up to 21 Years
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Feb 8, 2026 · Synced May 21, 2026, 3:38 PM EDT
Active, not recruiting Phase 1Phase 2 Interventional Results available
View directory record Official record
Conditions
Recurrent Alveolar Rhabdomyosarcoma, Recurrent Ewing Sarcoma, Recurrent Lymphoma, Recurrent Malignant Solid Neoplasm, Refractory Alveolar Rhabdomyosarcoma, Refractory Ewing Sarcoma, Refractory Lymphoma, Refractory Malignant Solid Neoplasm
Interventions
Elimusertib
Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
12 Months to 30 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
28
States / cities
Birmingham, Alabama • Los Angeles, California • Orange, California + 24 more
Source: ClinicalTrials.gov public record
Updated Jan 22, 2026 · Synced May 21, 2026, 3:38 PM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Previously Treated Childhood Rhabdomyosarcoma, Recurrent Childhood Rhabdomyosarcoma, Recurrent Childhood Soft Tissue Sarcoma, Recurrent Ewing Sarcoma, Peripheral Primitive Neuroectodermal Tumor
Interventions
trabectedin, pharmacological study
Drug · Other
Lead sponsor
Children's Oncology Group
Network
Eligibility
12 Months to 50 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2013
U.S. locations
11
States / cities
Little Rock, Arkansas • Madera, California • Chicago, Illinois + 7 more
Source: ClinicalTrials.gov public record
Updated Sep 13, 2018 · Synced May 21, 2026, 3:38 PM EDT
Completed Phase 2 Interventional
View directory record Official record
Conditions
Childhood Desmoplastic Small Round Cell Tumor, Childhood Synovial Sarcoma, Gastrointestinal Stromal Tumor, Lung Metastases, Recurrent Childhood Soft Tissue Sarcoma, Recurrent Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor, Recurrent Neuroblastoma, Recurrent Osteosarcoma
Interventions
imatinib mesylate, laboratory biomarker analysis, pharmacological study
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
Up to 30 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2005
U.S. locations
1
States / cities
Arcadia, California
Source: ClinicalTrials.gov public record
Updated Apr 14, 2015 · Synced May 21, 2026, 3:38 PM EDT
Completed Phase 1 Interventional
View directory record Official record
Conditions
Cancer
Interventions
recombinant human thrombopoietin, carboplatin, etoposide, ifosfamide, G-CSF
Biological · Drug
Lead sponsor
Children's Oncology Group
Network
Eligibility
1 Year to 21 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2005
U.S. locations
23
States / cities
Long Beach, California • Los Angeles, California • Orange, California + 16 more
Source: ClinicalTrials.gov public record
Updated Jul 23, 2014 · Synced May 21, 2026, 3:38 PM EDT
Completed Phase 1 Interventional
View directory record Official record
Conditions
Brain and Central Nervous System Tumors, Childhood Germ Cell Tumor, Extragonadal Germ Cell Tumor, Kidney Cancer, Liver Cancer, Neuroblastoma, Ovarian Cancer, Sarcoma, Unspecified Childhood Solid Tumor, Protocol Specific
Interventions
ABT-751
Drug
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
Up to 18 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2010
U.S. locations
3
States / cities
Chicago, Illinois • Bethesda, Maryland • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 14, 2012 · Synced May 21, 2026, 3:38 PM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Advanced Malignant Solid Neoplasm, Recurrent Childhood Ependymoma, Recurrent Ewing Sarcoma, Recurrent Glioma, Recurrent Hepatoblastoma, Recurrent Kidney Wilms Tumor, Recurrent Langerhans Cell Histiocytosis, Recurrent Malignant Germ Cell Tumor, Recurrent Malignant Glioma, Recurrent Medulloblastoma, Recurrent Neuroblastoma, Recurrent Non-Hodgkin Lymphoma, Recurrent Osteosarcoma, Recurrent Peripheral Primitive Neuroectodermal Tumor, Recurrent Rhabdoid Tumor, Recurrent Rhabdomyosarcoma, Recurrent Soft Tissue Sarcoma, Refractory Ependymoma, Refractory Ewing Sarcoma, Refractory Glioma, Refractory Hepatoblastoma, Refractory Langerhans Cell Histiocytosis, Refractory Malignant Germ Cell Tumor, Refractory Malignant Glioma, Refractory Medulloblastoma, Refractory Neuroblastoma, Refractory Non-Hodgkin Lymphoma, Refractory Osteosarcoma, Refractory Peripheral Primitive Neuroectodermal Tumor, Refractory Rhabdoid Tumor, Refractory Rhabdomyosarcoma, Refractory Soft Tissue Sarcoma
Interventions
Laboratory Biomarker Analysis, Palbociclib, Pharmacological Study
Other · Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
12 Months to 21 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
115
States / cities
Birmingham, Alabama • Anchorage, Alaska • Mesa, Arizona + 93 more
Source: ClinicalTrials.gov public record
Updated Apr 2, 2026 · Synced May 21, 2026, 3:38 PM EDT
Completed Phase 1 Interventional
View directory record Official record
Conditions
Recurrent Childhood Brain Stem Glioma, Recurrent Childhood Cerebellar Astrocytoma, Recurrent Childhood Cerebral Astrocytoma, Recurrent Childhood Ependymoma, Recurrent Childhood Large Cell Lymphoma, Recurrent Childhood Liver Cancer, Recurrent Childhood Lymphoblastic Lymphoma, Recurrent Childhood Malignant Germ Cell Tumor, Recurrent Childhood Medulloblastoma, Recurrent Childhood Rhabdomyosarcoma, Recurrent Childhood Small Noncleaved Cell Lymphoma, Recurrent Childhood Soft Tissue Sarcoma, Recurrent Childhood Supratentorial Primitive Neuroectodermal Tumor, Recurrent Childhood Visual Pathway and Hypothalamic Glioma, Recurrent Childhood Visual Pathway Glioma, Recurrent Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor, Recurrent Neuroblastoma, Recurrent Osteosarcoma, Recurrent Retinoblastoma, Recurrent Wilms Tumor and Other Childhood Kidney Tumors, Recurrent/Refractory Childhood Hodgkin Lymphoma, Unspecified Childhood Solid Tumor, Protocol Specific
Interventions
alvocidib, pharmacological study
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
Up to 21 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2001
U.S. locations
1
States / cities
Arcadia, California
Source: ClinicalTrials.gov public record
Updated Jul 1, 2013 · Synced May 21, 2026, 3:38 PM EDT
Active, not recruiting Phase 2 Interventional
View directory record Official record
Conditions
Cancer, Pancreatic Cancer, Sarcoma, Renal Cancer, Refractory Cancer, Refractory Neoplasm, Refractory Non-Hodgkin Lymphoma, Pancreatic Adenocarcinoma, Resistant Cancer, Neoplasm Metastasis, Neoplasm of Bone, Neoplasm, Breast, Neoplasm of Lung, Neoplasms,Colorectal, Neoplasms Pancreatic, Malignant Glioma, Malignancies, Malignancies Multiple, Bone Metastases, Bone Neoplasm, Bone Cancer, Pancreas Cancer, Pancreatic Neoplasms, Breast Neoplasms, Acute T Cell Leukemia Lymphoma
Interventions
9-ING-41, Gemcitabine - 21 day cycle, Doxorubicin., Lomustine, Carboplatin., Nab paclitaxel., Paclitaxel., Gemcitabine - 28 day cycle, Irinotecan
Drug
Lead sponsor
Actuate Therapeutics Inc.
Industry
Eligibility
18 Years and older
Enrollment
350 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
40
States / cities
Phoenix, Arizona • Tucson, Arizona • Orange, California + 34 more
Source: ClinicalTrials.gov public record
Updated Apr 2, 2026 · Synced May 21, 2026, 3:38 PM EDT
Terminated Phase 1Phase 2 Interventional Results available
View directory record Official record
Conditions
Relapsed or Refractory Solid Tumors or Lymphoma in Children, Neuroblastoma, Osteosarcoma, Rhabdomyosarcoma, Ewing Sarcoma
Interventions
Copanlisib (BAY806946)
Drug
Lead sponsor
Bayer
Industry
Eligibility
6 Months to 21 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
14
States / cities
Birmingham, Alabama • Orange, California • Aurora, Colorado + 11 more
Source: ClinicalTrials.gov public record
Updated Dec 3, 2023 · Synced May 21, 2026, 3:38 PM EDT
Active, not recruiting Phase 2 Interventional Results available
View directory record Official record
Conditions
Advanced Malignant Solid Neoplasm, Recurrent Ependymoma, Recurrent Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor, Recurrent Glioma, Recurrent Hepatoblastoma, Recurrent Kidney Wilms Tumor, Recurrent Langerhans Cell Histiocytosis, Recurrent Malignant Germ Cell Tumor, Recurrent Malignant Glioma, Recurrent Malignant Solid Neoplasm, Recurrent Medulloblastoma, Recurrent Neuroblastoma, Recurrent Non-Hodgkin Lymphoma, Recurrent Osteosarcoma, Recurrent Rhabdoid Tumor, Recurrent Rhabdomyosarcoma, Recurrent Soft Tissue Sarcoma, Refractory Ependymoma, Refractory Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor, Refractory Glioma, Refractory Hepatoblastoma, Refractory Langerhans Cell Histiocytosis, Refractory Malignant Germ Cell Tumor, Refractory Malignant Glioma, Refractory Malignant Solid Neoplasm, Refractory Medulloblastoma, Refractory Neuroblastoma, Refractory Non-Hodgkin Lymphoma, Refractory Osteosarcoma, Refractory Primary Central Nervous System Neoplasm, Refractory Rhabdoid Tumor, Refractory Rhabdomyosarcoma, Refractory Soft Tissue Sarcoma
Interventions
Biospecimen Collection, Bone Marrow Aspiration and Biopsy, Bone Scan, Computed Tomography, Larotrectinib Sulfate, Magnetic Resonance Imaging, Radionuclide Imaging, X-Ray Imaging
Procedure · Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
12 Months to 21 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2026
U.S. locations
122
States / cities
Birmingham, Alabama • Anchorage, Alaska • Mesa, Arizona + 95 more
Source: ClinicalTrials.gov public record
Updated Apr 22, 2026 · Synced May 21, 2026, 3:38 PM EDT
Withdrawn Phase 2 Interventional
View directory record Official record
Conditions
Solid Tumors, Soft Tissue Sarcoma, Ewing Sarcoma, Malignant Epithelial Neoplasm, Rhabdomyosarcoma, Wilms Tumor, Hepatic Tumor, Germ Cell Tumor, Bone Metastases
Interventions
Magnetic Resonance-Guided High Intensity Focused Ultrasound, Lyso-thermosensitive Liposomal Doxorubicin
Device · Drug
Lead sponsor
Children's National Research Institute
Other
Eligibility
12 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Dec 31, 2024 · Synced May 21, 2026, 3:38 PM EDT
Terminated Phase 1 Interventional
View directory record Official record
Conditions
Ewing's Sarcoma, Osteosarcoma, Neuroblastoma, Rhabdomyosarcoma
Interventions
Lexatumumab alone, Lexatumumab in combination, Interferon gamma 1b in combination, Gamma 1b potential expansion
Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
1 Year to 30 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2015
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 16, 2019 · Synced May 21, 2026, 3:38 PM EDT
Active, not recruiting Phase 2 Interventional
View directory record Official record
Conditions
Osteosarcoma, Osteosarcoma in Children, Osteosarcoma Recurrent, Osteosarcoma Metastatic
Interventions
Regorafenib 40 MG, Regorafenib 20MG, Nivolumab
Drug
Lead sponsor
Sarcoma Alliance for Research through Collaboration
Other
Eligibility
5 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
8
States / cities
Los Angeles, California • Miami, Florida • Baltimore, Maryland + 5 more
Source: ClinicalTrials.gov public record
Updated Oct 30, 2025 · Synced May 21, 2026, 3:38 PM EDT
Active, not recruiting Phase 1 Interventional
View directory record Official record
Conditions
Soft Tissue Sarcoma, Primary Central Nervous System Carcinoma, Melanoma, Rhabdomyosarcoma, Ewing Sarcoma
Interventions
LN-145/LN-144
Biological
Lead sponsor
Iovance Biotherapeutics, Inc.
Industry
Eligibility
6 Months to 21 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
5
States / cities
Aurora, Colorado • St. Petersburg, Florida • New Brunswick, New Jersey + 2 more
Source: ClinicalTrials.gov public record
Updated Apr 5, 2026 · Synced May 21, 2026, 3:38 PM EDT