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3 clinical studies listed.

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Unresectable Undifferentiated Pleomorphic Sarcoma

Tundra lists 3 Unresectable Undifferentiated Pleomorphic Sarcoma clinical trials. Each listing includes eligibility criteria, study locations, and direct links to research sites in the Tundra directory.

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RECRUITING

NCT05711615

Testing Low-Dose Common Chemotherapy (Liposomal Doxorubicin) in Combination With an Anti-Cancer Drug, Peposertib, in Advanced Sarcoma

This phase I trial tests the safety, side effects, and best dose of combination therapy with liposomal doxorubicin and peposertib in treating patients with sarcoma that has spread from where it first started, to other places in the body (metastatic), or cannot be removed by surgery (unresectable) and for which no known cure is available (advanced). Doxorubicin is in a class of medications called anthracyclines. Doxorubicin damages the cell's deoxyribonucleic acid (DNA) and may kill cancer cells. It also blocks a certain enzyme needed for cell division and DNA repair. Liposomal doxorubicin is a form of the anticancer drug doxorubicin that is contained inside very tiny, fat-like particles. Liposomal doxorubicin may have fewer side effects and work better than other forms of the drug. Peposertib may stop the growth of tumor cells by blocking some of the enzymes needed for cell growth. It may also enhance the activity of chemo- and radiotherapy. There is some pre-clinical evidence in animal models that combining peposertib with liposomal doxorubicin can shrink or stabilize certain types of cancer for longer than either drug alone, but it is not known if this will happen in people. Combination therapy with liposomal doxorubicin and peposertib may be effective in treating patients with advanced sarcoma.

Gender: All

Ages: 18 Years - Any

Updated: 2026-04-09

11 states

Metastatic Dedifferentiated Liposarcoma
Metastatic Leiomyosarcoma
Metastatic Myxofibrosarcoma
+9
RECRUITING

NCT06422806

Measuring if Immunotherapy Plus Chemotherapy is Better Than Chemotherapy Alone for Patients With Aggressive Poorly Differentiated Sarcomas

This phase III trial compares the effect of immunotherapy (pembrolizumab) plus chemotherapy (doxorubicin) to chemotherapy (doxorubicin) alone in treating patients with dedifferentiated liposarcoma (DDLPS), undifferentiated pleomorphic sarcoma (UPS) or a related poorly differentiated sarcoma that has spread from where it first started (primary site) to other places in the body (metastatic) or that cannot be removed by surgery (unresectable). Doxorubicin is in a class of medications called anthracyclines. Doxorubicin damages the cell's deoxyribonucleic acid (DNA) and may kill tumor cells. It also blocks a certain enzyme needed for cell division and DNA repair. A monoclonal antibody is a type of protein that can bind to certain targets in the body, such as molecules that cause the body to make an immune response (antigens). Immunotherapy with monoclonal antibodies, such as pembrolizumab, may help the body's immune system attack the cancer, and may interfere with the ability of tumor cells to grow and spread. Adding immunotherapy (pembrolizumab) to the standard chemotherapy (doxorubicin) may help patients with metastatic or unresectable DDLPS, UPS or a related poorly differentiated sarcoma live longer without having disease progression.

Gender: All

Ages: 18 Years - Any

Updated: 2026-03-31

39 states

Metastatic Dedifferentiated Liposarcoma
Metastatic Undifferentiated Pleomorphic Sarcoma
Stage III Soft Tissue Sarcoma of the Trunk and Extremities AJCC v8
+3
ACTIVE NOT RECRUITING

NCT05836571

Testing Ipilimumab and Nivolumab Combination With or Without Cabozantinib in People >= 18 Years Old With Advanced Soft Tissue Sarcoma

This phase II trial compares the effect of immunotherapy with ipilimumab and nivolumab alone to their combination with cabozantinib in treating patients with soft tissue sarcoma that has spread from where it first started to nearby tissue, lymph nodes, or distant parts of the body (advanced). Immunotherapy with monoclonal antibodies, such as ipilimumab and nivolumab, may help the body's immune system attack the cancer, and may interfere with the ability of tumor cells to grow and spread. Cabozantinib is in a class of medications called kinase inhibitors. It works by blocking the action of an abnormal protein that signals cancer cells to multiply and may also prevent the growth of new blood vessels that tumors need to grow. By these actions it may help slow or stop the spread of cancer cells. Adding cabozantinib to the combination of ipilimumab and nivolumab may be better in stopping or slowing the growth of tumor compared to ipilimumab and nivolumab alone in patients with advanced soft tissue sarcoma.

Gender: All

Ages: 18 Years - Any

Updated: 2025-10-20

16 states

Locally Advanced Extraskeletal Myxoid Chondrosarcoma
Locally Advanced Leiomyosarcoma
Locally Advanced Liposarcoma
+7