Condition
Osteosarcoma clinical trials and research
Research outlook What's coming for Osteosarcoma: the next 6 months to 5 yearsAs of November 12, 2026, Find a Trial lists 58 Osteosarcoma clinical trials that are recruiting, at sites in 19 countries (most in United States (33), China (9), Italy (5)). 1 was first registered in the last 30 days. By phase: Phase 1 (14), Phase 2 (13), Phase 1/2 (9), Phase 3 (3). The most active sponsors are Peking University People's Hospital (3), Istituto Ortopedico Rizzoli (3), Milton S. Hershey Medical Center (3). There are also 52 NIH-funded research projects on Osteosarcoma, with $23.4 million in listed awards. Every study is explained in plain English. Data from ClinicalTrials.gov and NIH RePORTER, updated November 12, 2026.
- 58Clinical trials
- 52NIH research projects
- 1New in 30 days
- 19Countries
Newest Osteosarcoma clinical trials
All recruiting trials (58)
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Fight Osteosarcoma with a European, evolving research platform from diagnosis to relapse
A European platform trial in pediatric and young adult high-grade osteosarcoma will test Cabometyx as one treatment option while collecting tumor and blood samples to guide future strategies.
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Immunotherapy plus standard treatment for high-risk osteosarcoma in kids and young adults
This study tests mifamurtide added to standard chemotherapy versus standard treatment with sorafenib to see if the combination helps patients with high-risk osteosarcoma.
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68Ga-B7-H3 Nanobody PET Imaging in Osteosarcoma
This study tests a new gallium-68 labeled B7-H3 nanobody to see if it can image osteosarcoma tumors more clearly.
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Domatinostat with Sirolimus for relapsed or refractory sarcoma and osteosarcoma
This study tests whether the cancer drugs domatinostat and sirolimus together can help adolescents and adults whose sarcoma or osteosarcoma has come back or stopped responding to standard therapy.
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Neoantigen Vaccine SarVac With Tumor-Specific Lymphocytes Plus PD-1 Blocker for Advanced Sarcoma
This trial tests a personalized cancer vaccine called SarVac, given with a PD-1 blocker, and possibly tumor-specific lymphocytes, to see if it is safe and can help people with advanced soft tissue or bone sarcoma.
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Methionine-Reduced Diet in Solid Tumors (early-phase)
A small pilot study will test whether a methionine-reduced diet can change blood levels in adults with various solid tumors who are receiving standard cancer therapy.
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Cryoablation plus anti-PD-1 therapy for advanced soft tissue sarcoma
This study tests whether freezing tumors and giving camrelizumab can help people with advanced soft tissue sarcoma after standard treatments have failed.
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Adaptive Proton Therapy for Pediatric Solid Tumors and Hodgkin Lymphoma
This study tests a regular imaging approach to see if proton therapy plans for children with solid tumors or Hodgkin lymphoma should be updated during treatment.
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Apatinib plus liposomal irinotecan for refractory or metastatic osteosarcoma
This trial tests whether combining the oral drug apatinib with intravenous liposomal irinotecan helps patients whose osteosarcoma has progressed after standard chemotherapy.
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Gefitinib, trametinib, disulfiram, and sunitinib added to standard chemotherapy for metastatic osteosarcoma
This study tests whether adding gefitinib, trametinib, disulfiram, and sunitinib to standard chemotherapy helps people with newly diagnosed metastatic osteosarcoma.
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Eflornithine (DFMO) for Ewing Sarcoma and Osteosarcoma
This trial tests whether adding eflornithine (DFMO) as extra or maintenance therapy can improve survival for young people with Ewing sarcoma or osteosarcoma.
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Remote smartwatch monitoring of walking and daily function in bone cancer
This study tests whether a smartwatch can track walking stability and daily activities to spot changes during treatment for people with osteosarcoma or metastatic bone disease.
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Using a targeted probe to improve surgery for osteosarcoma
This study is testing a special probe to see if it can help doctors remove osteosarcoma tumors more completely during surgery.
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Using Trilaciclib with Chemotherapy for Osteosarcoma Treatment
This study is testing if adding Trilaciclib to chemotherapy can help protect the bone marrow of patients with stage II/III classic osteosarcoma during treatment.
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Testing a new drug combination for treating relapsed or refractory sarcomas in adolescents and young adults
This study is testing a new combination of drugs to see if it can help adolescents and young adults with tough-to-treat sarcomas feel better and improve their chances of recovery.
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Evaluating the safety and effectiveness of OMO-103 for advanced high-grade osteosarcoma
This study is testing a new treatment called OMO-103 to see if it can safely help people with advanced high-grade osteosarcoma.
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Imaging study using two antibody fragments in patients with solid tumors
This study is testing two special antibody fragments in people with solid tumors to see how well they target cancer cells and how they move through the body.
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Alpha/beta T‑Cell and B‑Cell Depletion plus Zoledronic Acid for Pediatric and Young Adult Solid Tumors
This study will try removing alpha/beta T cells and B cells from donor stem cell grafts and giving zoledronic acid to see if it helps children and young adults (6 months to 25 years) with relapsed or high‑risk solid tumors tolerate allogeneic transplant and reduce relapse.
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Using silmitasertib with chemotherapy for relapsed solid tumors
This study is testing a new drug called silmitasertib combined with chemotherapy to see if it helps people with relapsed solid tumors feel better and manage their cancer.
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XS-02 capsules in adults with advanced solid tumors
This early-stage study tests XS-02 capsules to see if they are safe and tolerable and to get an early sense of how the drug behaves and works in adults with advanced solid tumors.
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Using modified T cells to treat certain solid tumors in children and young adults
This study is testing a new treatment using modified T cells to see if it can help children and young adults with tough-to-treat solid tumors.
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Combining Atezolizumab with Radiation and Surgery for Lung Recurrence of Osteosarcoma
This study is testing whether combining a new immune therapy called Atezolizumab with radiation and surgery can help people with lung recurrences of osteosarcoma feel better and improve their chances of recovery.
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Eflornithine (DFMO) plus AMXT 1501 for neuroblastoma, CNS tumors, and sarcomas
This trial tests whether adding the oral drug AMXT 1501 to oral DFMO can help children and young adults (diagnosed by age 21) with relapsed or refractory neuroblastoma, ETMR, ATRT, Ewing sarcoma, osteosarcoma, or newly diagnosed DIPG.
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Using 3D printed models for planning bone tumor surgeries
This study is testing if using 3D printed models can help doctors plan surgeries for bone tumors better than just using imaging alone.
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Surgical removal of osteosarcoma tumors before chemotherapy
This study is testing if removing osteosarcoma tumors from the arms or legs before starting chemotherapy helps patients recover better and improves how well they can use their limbs.
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Assessing long-term effects of fibular graft donor site
This study is looking at how the leg where a bone graft was taken from feels and works years after the surgery, to see if there are any long-term problems compared to the other leg.
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Using Cytalux for better cancer surgery in children
This study is testing if a special imaging agent called Cytalux can help doctors find and remove lung tumors more effectively during surgery in children with cancer.
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Using cabozantinib with ifosfamide to treat Ewing's sarcoma and osteosarcoma
This study is testing if a new combination of cabozantinib and high-dose ifosfamide can help children and young adults with Ewing's sarcoma and osteosarcoma that hasn't responded to previous treatments.
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Treatment for resectable pulmonary osteosarcoma using immunotherapy and radiotherapy
This study is testing a new treatment that combines immunotherapy and radiation before surgery to see if it helps patients with operable lung cancer caused by osteosarcoma.
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Using organoids to predict chemotherapy response in osteosarcoma
This study is trying to see how well different chemotherapy drugs work on osteosarcoma by testing them on tiny lab-grown versions of the tumors.
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Comparing single vs double beam proton therapy for certain tumors
This study is testing whether using one beam of proton therapy is just as effective and safer than using two beams for patients with certain types of tumors.
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Observing local relapse in patients with high-grade osteosarcoma
This study looks at patients with high-grade osteosarcoma who had a local relapse after treatment to see what patterns and outcomes are common.
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HS-20093 treatment for patients with relapsed or refractory osteosarcoma and other sarcomas
This study is testing a new treatment called HS-20093 to see if it can help patients with relapsed or hard-to-treat osteosarcoma and other types of sarcomas feel better.
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Personalized home exercise program for patients with bone tumors after surgery
This study tests whether a personalized home exercise program helps patients with bone tumors recover better after surgery and chemotherapy.
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Investigating afamitresgene autoleucel for pediatric cancers
This study is testing a new treatment called afamitresgene autoleucel to see if it can help children and young adults with certain advanced cancers that have specific genetic markers.
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Assessing the safety and effectiveness of vactosertib for osteosarcoma
This study is testing a new drug called vactosertib to see if it is safe and effective for treating osteosarcoma in teenagers and adults whose cancer has come back or is hard to treat.
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Exploring a new cancer treatment using PeptiCRAd-1 and checkpoint inhibitors
This study is testing a new cancer treatment that combines a special virus with immune therapy to see if it can help people with advanced cancer who haven't responded to other treatments.
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Using GnRHa to protect fertility during chemotherapy for young women
This study is testing if a hormone treatment can help young women keep their ability to have children while they undergo chemotherapy for cancer.
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Comparing two surgical methods for lung cancer in osteosarcoma patients
This study is testing whether open chest surgery or a less invasive approach is better for helping osteosarcoma patients with lung cancer live longer and feel less pain after surgery.
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Using AOH1996 to treat hard-to-treat solid tumors
This study is testing a new drug called AOH1996 to see if it is safe and effective for people with hard-to-treat solid tumors like certain sarcomas and ovarian cancer.
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Combining pembrolizumab and cabozantinib for advanced sarcomas
This study is testing if combining two treatments, pembrolizumab and cabozantinib, can help people with advanced types of sarcoma feel better and improve their condition.
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Investigating early ageing in young cancer patients during treatment
This study is trying to see how cancer treatment affects early aging and heart health in young adults aged 18-39 who are undergoing therapy for cancer.
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Using HER2 CAR T cells with checkpoint inhibitors for advanced sarcoma
This study is testing a new treatment that combines personalized CAR T cells with immune boosters to see if it helps people with advanced HER2-positive sarcoma.
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B7-H3 CAR T-cell therapy for pediatric solid tumors
This study is testing a new type of immune therapy using specially modified T cells to see if it can help children with tough-to-treat solid tumors.
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Using Metformin to Prevent Relapse in Bone Sarcoma Patients
This study is testing if Metformin can help prevent relapse in patients with osteosarcoma and Ewing sarcoma who are at high risk of their cancer coming back.
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Using regorafenib with supportive care for patients with high-grade bone sarcomas
This study is testing if the drug regorafenib, along with supportive care, can help people aged 12 and older with high-grade bone sarcomas who haven't fully responded to standard treatment.
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Trastuzumab Deruxtecan for Osteosarcoma, Wilms Tumor, and Desmoplastic Small Round Cell Tumor
This study tests trastuzumab deruxtecan in children and young adults whose osteosarcoma, Wilms tumor, or desmoplastic small round cell tumor has come back or resisted treatment to see if the drug can help shrink tumors.
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Improving outcomes for patients with osteosarcoma
This study is trying to gather information and samples from people with osteosarcoma to better understand the disease and find ways to improve treatment and outcomes.
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Using Regorafenib to Maintain Treatment Benefits After Initial Therapy for Bone Sarcomas
This study is testing if the drug regorafenib can help people with bone sarcomas stay cancer-free longer after their initial treatment.
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Using Abemaciclib to treat certain bone and soft tissue sarcomas with specific genetic alterations
This study is testing if the drug Abemaciclib can help people with certain types of bone and soft tissue sarcomas that have specific genetic changes.
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Combining Losartan and Sunitinib for Osteosarcoma Treatment
This study is testing if combining two medications, Losartan and Sunitinib, can help people aged 10 and older with osteosarcoma that hasn't responded to previous treatments.
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CAR T-Cell Therapy for Neuroblastoma and Osteosarcoma
This study is testing a new CAR T-cell therapy for children with hard-to-treat neuroblastoma and osteosarcoma to see if it can better fight their cancer while keeping them safe from serious side effects.
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Comparing imaging techniques for diagnosing tumors in children and young adults
This study is testing which imaging method works best for diagnosing tumors in children and young adults by comparing MR imaging, PET/MR imaging, and PET/CT imaging.
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Evaluating recovery and function after bone cancer surgery
This study looks at how well people recover and regain function after surgery for bone cancer, including the use of bone grafts or artificial devices, over three years.
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Transplantation with modified stem cells and Zoledronate for pediatric cancers
This study is testing a new way to use modified stem cells and a drug called Zoledronate to see if it can safely help children with tough-to-treat cancers.
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Combination therapy with MM-398 liposome irinotecan and cyclophosphamide in children with solid tumors
This study tests whether a higher dose of MM-398 (liposomal irinotecan) can be given safely when used with cyclophosphamide in children with recurring or treatment-refractory solid tumors.
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Effects of dexrazoxane on heart health in cancer survivors
This study tests if the drug dexrazoxane can help protect the heart health of cancer survivors who had leukemia, lymphoma, or osteosarcoma.
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Collection of data on orthopaedic conditions and rehabilitation
This study collects information from patients with bone and muscle conditions at the University of Florida to help improve understanding and treatment of these issues.
NIH-funded research (newest 40 of 52)
Early-stage science funded by the US National Institutes of Health. Most of these projects don't enroll patients, but they show what is being worked on.
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Understanding how bone cancer cells rely on certain pathways to grow in childhood osteosarcoma
This grant studies how specific cancer-related pathways in bone-forming cells drive osteosarcoma in children, with the aim of finding better treatments.
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Histotripsy + immune boost to fight osteosarcoma
A new treatment idea combines a precise non-surgical ultrasound method with an immune-boosting compound to help fight bone cancer in people and dogs.
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Genomically guided drug testing for osteosarcoma in patient-derived models
A precision approach tests new drugs on osteosarcoma models created from patients to find promising treatments for kids and teens.
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New ways to stop osteosarcoma from spreading
Researchers are testing new approaches to block how osteosarcoma spreads, with the aim of improving survival for children and adults with metastatic disease.
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Targeting OST Redundancy to Treat Osteosarcoma
A study in people with advanced bone cancer to see if new OST-targeting drugs can slow or stop tumor growth.
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Focal Adhesion Kinase inhibitor to block osteosarcoma spread to the lungs
A cancer treatment plan tests whether blocking a specific cell signal can stop osteosarcoma from growing and spreading to the lungs in kids and young people.
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Canine osteosarcoma immunity boost from hyperactivated dendritic cells
A study tests a way to spark a strong anti-tumor immune response in dogs with bone cancer using highly activated immune cells.
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Antibody-drug conjugates for pediatric osteosarcoma therapy
A grant to develop targeted antibody-drug conjugates aimed at treating pediatric osteosarcoma by delivering cancer drugs directly to tumor cells.
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Osteosarcoma in dogs: understanding natural disease and immune environment to guide human treatments
A study in pet dogs with naturally occurring bone cancer will map how the disease progresses and how the immune system interacts with tumors to inform future human trials.
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Osteosarcoma: Targeting CD24 to Stop Lung Metastasis
A study explores a CD24-targeting antibody to help the immune system fight osteosarcoma that has spread to the lungs.
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Alpha-emitter therapy for osteosarcoma in teens and young adults
A Johns Hopkins study will test a targeted alpha-radiation therapy (225Ac-Hu3F8) to treat osteosarcoma in teens and young adults by using an antibody that homes in on GD2 to kill cancer cells.
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Targeting how metastatic osteosarcoma cells take hold in the lungs
This grant explores why certain osteosarcoma cells survive in the lungs and how this “anchor” group helps cancer spread, with the goal of preventing metastasis in children.
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Non-invasive ultrasound treatment to remove osteosarcoma bone tumors
They are developing an image-guided ultrasound device to non-surgically break up osteosarcoma tumors in children and adults.
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How p53 and Notch genes drive childhood bone cancer (osteosarcoma)
This project looks at how changes in the p53 and Notch genes in bone-forming cells contribute to osteosarcoma in children.
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Building realistic 3D bone tumor models to find better treatments
Making 3D bone-tumor models to help find more effective drug combinations for children and young adults with osteosarcoma.
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Epigenetic subtypes of osteosarcoma linked to chemo resistance and spread
This project looks for different molecular subtypes of osteosarcoma in children and young adults to understand why some tumors resist chemotherapy or spread.
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Targeting MYC-driven osteosarcoma
Researchers will look for weak spots in osteosarcoma tumors that have extra copies of the MYC gene to guide better treatments for children and teens.
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Boosting the immune response against canine osteosarcoma using specialized immune cells
This study is looking at ways to boost the immune system in dogs with osteosarcoma by using special treatments that help important immune cells work better, with the hope that what they learn can also help improve cancer treatments for people.
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Blocking Dkk‑1 to fight osteosarcoma using insights from pet dogs
A gene‑targeting antisense drug that blocks the protein Dkk‑1 is being developed to help people (including children) with osteosarcoma.
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Stopping osteosarcoma from spreading to the lungs with RNA-packed nanoparticles
An RNA-based nanoparticle vaccine aims to train the immune system to stop or shrink lung metastases in children and adults with osteosarcoma.
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Bone cancer in pet dogs and how it mirrors human disease
This project looks at how naturally occurring bone cancer in pet dogs behaves—clinically, molecularly, and immunologically—to guide better trials and outcome measures for dogs and people.
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Understanding the genetic differences in osteosarcoma to improve treatment options
This study is looking at different types of osteosarcoma, a bone cancer that mostly affects kids and young adults, to find out how their genes work and how they might respond to treatments, so we can create better, more personalized therapies for patients.
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Stopping Osteosarcoma from Spreading
This project looks for new ways to stop osteosarcoma, a type of bone cancer common in young people, from spreading to other parts of the body.
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Understanding and stopping osteosarcoma spread
This research aims to understand how osteosarcoma cancer cells spread to the lungs and find new ways to stop them.
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Finding new treatments for bone cancer using patient-derived models
This work looks for new ways to treat osteosarcoma, a type of bone cancer, especially in children and young adults, by testing promising new medicines.
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Understanding how specific genes contribute to the development of bone cancer in children
This study is looking at how certain genes, especially p53 and Rb, affect the growth of osteosarcoma, a serious bone cancer that mainly affects kids, to help find better treatments for patients.
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Using targeted alpha-emitter therapy to treat osteosarcoma in young patients
This study is testing a new way to treat osteosarcoma, a type of bone cancer that mainly affects teens and young adults, by using a special therapy that targets cancer cells directly while protecting healthy tissue, and it's being done first in dogs to make sure it's safe and effective before trying it in people.
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Developing a non-invasive treatment for bone tumors using ultrasound technology
This study is testing a new ultrasound device that gently breaks down bone cancer tumors without surgery, making it a safer option for both kids and adults with osteosarcoma.
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Creating 3D models of osteosarcoma to improve drug discovery
This study is creating special 3D models of osteosarcoma, a type of bone cancer that mainly affects kids and young adults, to help us learn more about how the cancer works and find better treatment options.
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Understanding and targeting features of Myc-driven Osteosarcoma
This study is looking at how certain genetic changes in Myc-driven osteosarcoma, a type of bone cancer that often affects kids, can impact how the tumor grows and responds to treatment, with the hope of finding better ways to help patients fight this tough disease.
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Improving detection of metastatic osteosarcoma during surgery
This study is testing a new way to help surgeons find and remove hard-to-see cancer spots in kids and teens with metastatic osteosarcoma by using special imaging tools during surgery.
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Targeting a specific protein to treat osteosarcoma in children using a therapy developed with dogs
This study is testing a new treatment for osteosarcoma, a type of bone cancer that affects kids, by using a special drug to block a protein that helps tumors grow, and it will also look at how well this treatment works in dogs with the same cancer to help improve options for children in the future.
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Understanding and targeting a specific type of bone cancer in children and adolescents
This study is looking at how a common bone cancer called osteosarcoma develops in kids and teens, especially those with a specific gene change, to find better ways to treat it and help improve survival rates.
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Exploring new treatment methods for osteosarcoma using focused ultrasound
This study is exploring a new way to treat osteosarcoma, a tough bone cancer, using a special ultrasound technique that breaks down tumors, and it's designed for dogs with this condition to help them have better treatment results and fewer side effects.
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Understanding how osteosarcoma spreads to the lungs
This study is looking at how bone cancer, called osteosarcoma, spreads to the lungs, and it aims to find new ways to stop this from happening, which could help patients get better treatments for their cancer.
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Targeting TGF-beta signaling to treat osteosarcoma
This study is looking at how a new drug called TEW-7197 can help treat osteosarcoma, a type of bone cancer that can spread to the lungs, by blocking a specific signaling pathway, and it aims to find out if this can improve the way the cancer grows and how the immune system responds.
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Identifying genetic markers to improve treatment for pediatric osteosarcoma
This study is looking to create a blood test for kids and young adults with osteosarcoma that can help doctors understand how serious the cancer is and how well different treatments might work for each patient, so they can tailor the treatment to be just right for them.
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Targeting a specific signaling pathway to treat high-risk osteosarcoma
This study is looking at a new way to help people with high-risk osteosarcoma, a tough type of bone cancer, by testing a special medicine called Tegavivint that aims to stop the cancer from growing and spreading while keeping healthy cells safe.
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New treatment for osteosarcoma using an immunomodulating peptide
This study is testing a new treatment made from a special peptide that could help kids and teens with osteosarcoma, a type of bone cancer, by boosting their immune response and possibly stopping the cancer from spreading, offering hope for better outcomes alongside current chemotherapy options.
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Understanding how certain tumor cells survive and promote growth in osteosarcoma metastasis
This study is looking at how certain tumor cells in osteosarcoma change when they reach the lungs, which helps them survive and grow, and it aims to find out if chemotherapy might be leaving these cells unharmed, potentially leading to more cancer later on.
Related topics
Quick answers
How many Osteosarcoma clinical trials are recruiting right now?
58, as of November 12, 2026. 1 of them was first registered in the last 30 days. We update this list each time we refresh our data from ClinicalTrials.gov.
Where are these trials running?
In 19 countries. The most sites are in United States (33 trials), China (9 trials), Italy (5 trials), France (5 trials), Netherlands (3 trials). Each study page lists its sites and which ones are recruiting.
What phases are they in?
Phase 1: 14, Phase 2: 13, Phase 1/2: 9, Phase 3: 3. Trials with no phase listed are usually device, behavioural or observational studies.
How do I join one?
Open a study, check the "Is this trial a fit for you?" section, then contact the study team listed on the page. They will ask a few screening questions. Asking is free and does not commit you to anything. Talk it over with your doctor first.
Find the studies that fit you
A list is a starting point. Tell us your situation in your own words and we'll rank the studies that match and explain why. It's free and needs no account.