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Refractory Mixed Phenotype Acute Leukemia

Tundra lists 8 Refractory Mixed Phenotype Acute Leukemia clinical trials. Each listing includes eligibility criteria, study locations, and direct links to research sites in the Tundra directory.

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ACTIVE NOT RECRUITING

NCT05761171

A Study of Revumenib in Combination With Chemotherapy for Patients Diagnosed With Relapsed or Refractory Leukemia

This phase II trial tests the safety and best dose of revumenib in combination with chemotherapy, and evaluates whether this treatment improves the outcome in infants and young children who have leukemia that has come back (relapsed) or does not respond to treatment (refractory) and is associated with a KMT2A (MLL) gene rearrangement (KMT2A-R). Leukemia is a cancer of the white blood cells, where too many underdeveloped (abnormal) white blood cells, called "blasts", are found in the bone marrow, which is the soft, spongy center of the bones that produces the three major blood cells: white blood cells to fight infection; red blood cells that carry oxygen; and platelets that help blood clot and stop bleeding. The blasts crowd out the normal blood cells in the bone marrow and spread to the blood. They can also spread to the brain, spinal cord, and/or other organs of the body. The leukemia cells of some children have a genetic change in which a gene (KMT2A) is broken and combined with other genes that typically do not interact with one another; this is called "rearranged". This genetic rearrangement alters how other genes are turned on or off in the cell, turning on genes that drive the development of leukemia. Patients with KMT2A rearrangement have higher risk for cancer coming back after treatment. Revumenib is an oral medicine that directly targets the changes that occur in a cell with a KMT2A rearrangement and has been shown to specifically kill these leukemia cells in preclinical laboratory settings and in animals. Drugs used in chemotherapy, such as vincristine, prednisone, asparaginase, fludarabine and cytarabine work in different ways to stop the growth of cancer cells, either by killing the cells, by stopping them from dividing, or by stopping them from spreading. This trial is being done to find out if the combination of revumenib and chemotherapy would be safe and/or effective in treating infants and young children with relapsed or refractory KMT2A-R leukemia.

Gender: All

Ages: 1 Month - 6 Years

Updated: 2026-03-31

39 states

Recurrent Acute Leukemia of Ambiguous Lineage
Recurrent Acute Lymphoblastic Leukemia
Recurrent Acute Myeloid Leukemia Due to Lineage Switch From Acute Leukemia of Ambiguous Lineage
+9
RECRUITING

NCT04375631

CLAG-M or FLAG-Ida Chemotherapy and Reduced-Intensity Conditioning Donor Stem Cell Transplant for the Treatment of Relapsed or Refractory Acute Myeloid Leukemia, Myelodysplastic Syndrome, or Chronic Myelomonocytic Leukemia

This phase I trial studies the best dose of total body irradiation when given with cladribine, cytarabine, filgrastim, and mitoxantrone (CLAG-M) or idarubicin, fludarabine, cytarabine and filgrastim (FLAG-Ida) chemotherapy reduced-intensity conditioning regimen before stem cell transplant in treating patients with acute myeloid leukemia, myelodysplastic syndrome, or chronic myelomonocytic leukemia that has come back (relapsed) or does not respond to treatment (refractory). Giving chemotherapy and total body irradiation before a donor peripheral blood stem cell transplant helps kill cancer cells in the body and helps make room in the patient's bone marrow for new blood-forming cells (stem cells) to grow. When the healthy stem cells from a donor are infused into a patient, they may help the patient's bone marrow make more healthy cells and platelets and may help destroy any remaining cancer cells. Sometimes the transplanted cells from a donor can attack the body's normal cells called graft versus host disease. Giving cyclophosphamide, cyclosporine, and mycophenolate mofetil after the transplant may stop this from happening.

Gender: All

Ages: 18 Years - Any

Updated: 2026-03-05

1 state

Recurrent Acute Myeloid Leukemia
Recurrent Chronic Myelomonocytic Leukemia
Recurrent Myelodysplastic Syndrome
+6
RECRUITING

NCT03128034

211^At-BC8-B10 Before Donor Stem Cell Transplant in Treating Patients With High-Risk Acute Myeloid Leukemia, Acute Lymphoblastic Leukemia, Myelodysplastic Syndrome, or Mixed-Phenotype Acute Leukemia

This phase I/II trial studies the side effects and best dose of 211\^astatine(At)-BC8-B10 before donor stem cell transplant in treating patients with high-risk acute myeloid leukemia, acute lymphoblastic leukemia, myelodysplastic syndrome, or mixed-phenotype acute leukemia. Radioactive substances, such as astatine-211, linked to monoclonal antibodies, such as BC8, can bind to cancer cells and give off radiation which may help kill cancer cells and have less of an effect on healthy cells before donor stem cell transplant.

Gender: All

Ages: 18 Years - 75 Years

Updated: 2025-12-19

1 state

Acute Lymphoblastic Leukemia
Acute Myeloid Leukemia Arising From Previous Myelodysplastic Syndrome
Acute Myeloid Leukemia
+9
ACTIVE NOT RECRUITING

NCT05146739

Highest Dose of Uproleselan in Combination With Fludarabine and Cytarabine for Patients With Acute Myeloid Leukemia, Myelodysplastic Syndrome, or Mixed Phenotype Acute Leukemia Relapsed or Refractory That Expresses E-selectin Ligand on the Cell Membrane

This phase I trial tests the safety, side effects, and determination of the best dose of uproleselan in combination with fludarabine and cytarabine in treating patients with acute myeloid leukemia, myelodysplastic syndrome or mixed phenotype acute leukemia that has come back (relapsed) or does not respond to treatment (refractory) and that expresses E-selectin ligand on the cell membrane. Uproleselan binds to E-selectin expressed on endothelial cells of the bone marrow and prevents their interaction with selectin-E ligand-expressing cancer cells. This may prevent leukemia cells from being sequestered in the bone marrow niche and escaping the effect of chemotherapy. Chemotherapy drugs, such as fludarabine and cytarabine, work in different ways to stop the growth of cancer cells, either by killing the cells, by stopping them from dividing, or by stopping them from spreading. Giving uproleselan in combination with fludarabine and cytarabine may expose more cancer cells to the effect of chemotherapy.

Gender: All

Ages: Any - 17 Years

Updated: 2025-11-12

16 states

Acute Myeloid Leukemia Post Cytotoxic Therapy
Myelodysplastic Syndrome Post Cytotoxic Therapy
Myeloid Leukemia Associated With Down Syndrome
+6
RECRUITING

NCT06928662

Chemotherapy (Decitabine in Combination With FLAG-Ida) and Total-Body Irradiation Followed by Donor Stem Cell Transplant for the Treatment of Adults With Myeloid Malignancies at High Risk of Relapse

This phase I/II trial studies the safety, side effects, and best dose of decitabine in combination with fludarabine, cytarabine, filgrastim, and idarubicin (FLAG-Ida) and total body irradiation (TBI) followed by a donor stem cell transplant in treating adult patients with cancers of blood-forming cells of the bone marrow (myeloid malignancies) that are at high risk of coming back after treatment (relapse). Cancers eligible for this trial are acute myeloid leukemia (AML), myelodysplastic syndrome (MDS), and chronic myelomonocytic leukemia (CMML). Decitabine is in a class of medications called hypomethylation agents. It works by helping the bone marrow produce normal blood cells and by killing abnormal cells in the bone marrow. The FLAG-Ida regimen consists of the following drugs: fludarabine, cytarabine, filgrastim, and idarubicin. These are chemotherapy drugs that work in different ways to stop the growth of cancer cells, either by killing the cells, by stopping them from dividing, or by stopping them from spreading. Filgrastim is in a class of medications called colony-stimulating factors. It works by helping the body make more neutrophils, a type of white blood cell. Radiation therapy uses high energy x-rays, particles, or radioactive seeds to kill cancer cells and shrink tumors. TBI is radiation therapy to the entire body. Giving chemotherapy and TBI before a donor peripheral blood stem cell (PBSC) transplant helps kill cancer cells in the body and helps make room in the patient's bone marrow for new blood-forming cells (stem cells) to grow. When the healthy stem cells from a donor are infused into a patient, they may help the patient's bone marrow make more healthy cells and platelets. Giving decitabine in combination with FLAG-Ida and TBI before donor PBSC transplant may work better than FLAG-Ida and TBI alone in treating adult patients with myeloid malignancies at high risk of relapse.

Gender: All

Ages: 18 Years - Any

Updated: 2025-11-06

1 state

Acute Myeloid Leukemia
Acute Undifferentiated Leukemia
Mixed Phenotype Acute Leukemia
+11
RECRUITING

NCT03670966

211At-BC8-B10 Followed by Donor Stem Cell Transplant in Treating Patients With Relapsed or Refractory High-Risk Acute Leukemia or Myelodysplastic Syndrome

This phase I/II trial studies the side effects and best dose of a radioactive agent linked to an antibody (211At-BC8-B10) followed by donor stem cell transplant in treating patients with high-risk acute leukemia or myelodysplastic syndrome that has come back (recurrent) or isn't responding to treatment (refractory). 211At-BC8-B10 is a monoclonal antibody that may interfere with the ability of cancer cells to grow and spread. Giving chemotherapy and total body irradiation before a stem cell transplant helps stop the growth of cells in the bone marrow, including normal blood-forming cells (stem cells) and cancer cells. When the healthy stem cells from a donor are infused into the patient, they may help the patient's bone marrow make stem cells, red blood cells, white blood cells, and platelets. Sometimes the transplanted cells from a donor can attack the body's normal cells, called graft versus host disease. Giving cyclophosphamide, mycophenolate mofetil, and tacrolimus after a transplant may stop this from happening.

Gender: All

Ages: 18 Years - 75 Years

Updated: 2025-10-16

1 state

Acute Lymphoblastic Leukemia in Remission
Acute Myeloid Leukemia Arising From Previous Myelodysplastic Syndrome
Acute Myeloid Leukemia in Remission
+9
RECRUITING

NCT04797767

Venetoclax and CLAG-M for the Treatment of Acute Myeloid Leukemia and High-Grade Myeloid Neoplasms

This phase I/II trial finds the best dose, side effects and how well giving venetoclax in combination with cladribine, cytarabine, granulocyte colony-stimulating factor, and mitoxantrone (CLAG-M) in treating patients with acute myeloid leukemia and high-grade myeloid neoplasms. Venetoclax may stop the growth of cancer cells by blocking Bcl-2, a protein needed for cancer cell survival. Chemotherapy drugs, such as cladribine, cytarabine, and mitoxantrone, work in different ways to stop the growth of cancer cells, either by killing the cells, by stopping them from dividing, or by stopping them from spreading. Giving venetoclax with CLAG-M may kill more cancer cells.

Gender: All

Ages: 18 Years - Any

Updated: 2025-10-15

1 state

Acute Biphenotypic Leukemia
Acute Myeloid Leukemia
Mixed Phenotype Acute Leukemia
+10
ACTIVE NOT RECRUITING

NCT02879695

Blinatumomab and Nivolumab With or Without Ipilimumab in Treating Patients With Poor-Risk Relapsed or Refractory CD19+ Precursor B-Lymphoblastic Leukemia

This phase I trial studies the side effects and best dose of blinatumomab when given with nivolumab alone or nivolumab and ipilimumab in treating patients with poor-risk CD19+ precursor B-lymphoblastic leukemia that has come back after a period of improvement (relapsed) or has not responded to treatment (refractory). Immunotherapy with monoclonal antibodies, such as blinatumomab, nivolumab, and ipilimumab, may help the body's immune system attack the cancer, and may interfere with the ability of tumor cells to grow and spread.

Gender: All

Ages: 16 Years - Any

Updated: 2025-08-15

7 states

Recurrent B Acute Lymphoblastic Leukemia
Recurrent Mixed Phenotype Acute Leukemia
Refractory B Acute Lymphoblastic Leukemia
+1