Clinical trials
Refractory Acute Leukemia clinical trials
Below are recruiting refractory acute leukemia clinical trials, each written for real people, not researchers. We’re tracking 378 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT05334823RecruitingPhase 2
CAR T-cell treatment for CD19-positive relapsed leukemia in children
This Phase 2 trial tests pCAR-19B, a customized immune-cell treatment for children and teens with CD19-positive B-ALL that has come back or did not respond to standard therapy. If eligible, you would receive the cell infusion after cell collection and testing to make sure the leukemia cells have the right marker.
Beijing, Beijing MunicipalityAges 3–21 - NCT05317403RecruitingPhase 1
Venetoclax plus chemo to change cancer cell behavior
This Phase 1 trial tests whether venetoclax, combined with chemotherapy and a “cancer cell behavior” medicine strategy, can improve treatment for people with AML that has come back or not gone into remission. It’s mainly looking at safety and early signs of benefit.
Milwaukee, WisconsinAges 1–25 - NCT05292664RecruitingPhase 1
Venetoclax trial for high-risk blood cancers in young patients
This Phase 1 study tests venetoclax to treat certain high-risk blood cancers in children, teens, or young adults. It is designed to see if the drug can work safely for patients whose disease has returned or did not respond to prior treatment.
San Francisco, CaliforniaAges 1–40 - NCT05263284RecruitingPhase 1
Study of 8-chloroadenosine plus venetoclax for relapsed or refractory AML
This trial tests a combination of two drugs, 8-chloroadenosine and venetoclax, for people with acute myeloid leukemia (AML) that has come back or not responded to prior treatments. The goal is to see if this combination can help control the leukemia.
Duarte, CaliforniaAges 18 years+ - NCT05105152RecruitingPhase 1
CAR T cell therapy for kids with CD33 AML that came back
This Phase 1 study tests a type of lab-made immune cell therapy (CAR T cells) made from your T cells to treat AML that has relapsed or not responded, as long as the cancer shows a marker called CD33. The goal is to see if the treatment is safe and can help control AML after it returns or resists standard therapy.
Seattle, WashingtonAges Up to 30 years - NCT05010122RecruitingPhase 1/Phase 2
Testing venetoclax and gilteritinib with ASTX727 for FLT3 leukemia
This Phase 1/2 trial tests a combination of medicines (ASTX727, venetoclax, and gilteritinib) for adults with FLT3-mutated acute myeloid leukemia (AML) or high-risk myelodysplastic syndrome (MDS). It aims to see how well the treatment works and how safe it is for people whose disease has come back, is not responding, or (for some) is newly diagnosed.
Houston, TexasAges 18 years+ - NCT04988555RecruitingPhase 1/Phase 2
Study of an investigational drug for high-risk acute leukemia
This Phase 1/2 study tests enzomenib (DSP-5336) in people with relapsed or hard-to-treat acute leukemia (and, in some places, certain other blood cancers). The goal is to see how the drug works and how safe it is, especially for leukemia cases with specific genetic changes (KMT2A/MLL or NPM1).
Newport Beach, CaliforniaAges 12 years+ - NCT04872478RecruitingPhase 1
Early-phase drug safety and dosing study for relapsed blood cancers
This Phase 1 trial tests MRX-2843 in teenagers and adults whose leukemia has come back or did not respond to prior treatment. The main goals are to find safe dosing and learn how the body processes the drug.
Atlanta, GeorgiaAges 12 years+ - NCT04892277RecruitingPhase 1
CD19 CAR-T for adults with hard-to-treat B-cell cancers
This Phase 1 trial tests a lab-made immune therapy (CD19 CAR-T) for adults whose B-cell cancers have come back or did not respond to treatment. It may help your immune system better recognize and attack cancer cells, but it is early research, so benefits and risks are still being defined.
Rochester, MinnesotaAges 18 years+ - NCT04881240RecruitingPhase 1
Donor T-cell therapy for CD19-positive leukemia in young patients
This study tests a new treatment using donor immune cells (T-cells) that target a protein called CD19 on leukemia cells. It is for children and young adults with CD19-positive leukemia that has come back or not responded to standard treatments.
Memphis, TennesseeAges Up to 21 years - NCT04774393RecruitingPhase 1/Phase 2
Study for AML after it returns or resists treatment
This Phase 1/2 trial tests a combination of medicines (decitabine/cedazuridine, venetoclax, and ivosidenib or enasidenib) in people with acute myeloid leukemia (AML) that has come back or hasn’t responded. It may help control the leukemia by targeting cancer cells and specific genetic changes in the leukemia.
Houston, TexasAges 18 years+ - NCT04797767RecruitingPhase 1/Phase 2
Venetoclax plus CLAG-M for high-risk AML
This trial studies venetoclax combined with CLAG-M chemotherapy to treat adults with high-risk acute myeloid leukemia (AML) or related high-grade blood cancers. It aims to improve control of the disease, especially in people whose AML is considered high risk.
Seattle, WashingtonAges 18 years+ - NCT04771572RecruitingPhase 1
Oral drug LP-118 for relapsed blood cancers
This Phase 1 study tests an oral (by mouth) drug called LP-118 in people whose blood cancers have returned or did not respond to prior treatment. The goal is to find a safe dose and see whether it can shrink or control the cancer.
Chicago, IllinoisAges 13 years+ - NCT04726241RecruitingPhase 1/Phase 2
Testing blood and bone marrow samples in young leukemia patients
This trial looks at blood and bone marrow samples from children and teens whose leukemia has come back or is hard to treat. The goal is to better understand the disease and guide future options for these patients.
Birmingham, AlabamaAges Up to 22 years - NCT04716452RecruitingPhase 1
Testing a ceramide liposome drug for relapsed or resistant AML
This Phase 1 trial tests a new targeted treatment (C6 ceramide in a tiny fat-like capsule) for adults with acute myeloid leukemia (AML) that has come back or did not respond to treatment. The goal is to see how the drug works and how safe it is in this setting.
Charlottesville, VirginiaAges 18 years+ - NCT04493164RecruitingPhase 2
CPX-351 plus ivosidenib for IDH1-mutated leukemia or high-risk MDS
This trial tests CPX-351 together with ivosidenib in people with IDH1-mutated acute myeloid leukemia (AML) or high-risk myelodysplastic syndrome (MDS). It aims to improve disease control, especially in tumors with a specific genetic change called IDH1.
Houston, TexasAges 18 years+ - NCT04375631RecruitingPhase 1
Study of chemo plus donor stem cell transplant for blood cancers
This Phase 1 trial tests a specific chemotherapy plan followed by a reduced-intensity donor stem cell transplant for people with relapsed or treatment-resistant acute myeloid leukemia (AML), certain myelodysplastic syndromes (MDS), or chronic myelomonocytic leukemia (CMML). It may help by using donor stem cells to rebuild the bone marrow after intensive cancer treatment, in people who are not responding well to standard therapies.
Seattle, WashingtonAges 18 years+ - NCT04195633RecruitingPhase 2
Haploidentical donor stem cell transplant to treat blood cancers
This Phase 2 trial tests whether a specific stem cell transplant method (from a related “half-matched” donor) plus conditioning chemo and radiation can improve outcomes for several blood cancers. It may help people whose cancer is in remission but still considered high risk, or those who have had limited response after prior treatment.
Seattle, WashingtonAges 6 months+ - NCT04050280RecruitingPhase 2
Testing an antibody drug for relapsed or hard-to-treat AML
This trial studies a drug called CLAG-GO (an antibody with chemotherapy drugs attached) in adults with AML that has come back or did not respond to treatment. It aims to improve outcomes for people whose leukemia is persistent, relapsed, or refractory.
Baltimore, MarylandAges 18 years+ - NCT04140487RecruitingPhase 1/Phase 2
Study drugs for certain FLT3-mutated blood cancers that have returned
This trial tests a combination of three medicines—azacitidine, venetoclax, and gilteritinib—in people with specific gene changes (FLT3 mutations) in leukemia and related bone marrow diseases that have come back or are hard to treat. The goal is to see if this drug combination can control the disease and improve outcomes.
Houston, TexasAges 18 years+ - NCT04047641RecruitingPhase 1/Phase 2
Quizartinib with chemotherapy for new or returning leukemia
This trial tests a combination of anti-leukemia drugs (including quizartinib) together with chemotherapy for people with acute myeloid leukemia (AML), a rare mixed-type leukemia, or high-risk myelodysplastic syndrome (MDS). It may help by trying to better control cancer in people whose disease is newly diagnosed or has returned/not responded to prior treatment.
Houston, TexasAges 18 years+ - NCT03934372RecruitingPhase 1/Phase 2
Ponatinib for children with relapsed or hard-to-treat cancers
This trial tests a targeted therapy called ponatinib in children whose leukemia, lymphoma, or solid tumor has come back or hasn't improved with standard treatments. The drug works by blocking signals that help cancer cells grow, and the study looks at how safe and effective it is for different cancer types.
GhentAges 1–17 - NCT03970096RecruitingPhase 2
Reduce graft-versus-host disease after stem cell transplant
This Phase 2 study tests ways to lower the risk of graft-versus-host disease (GVHD), a serious complication after an allogeneic stem cell transplant from a matched donor. It is for people with acute leukemia or MDS who are going to receive intensive conditioning therapy, aiming to improve safety while keeping the transplant effective.
Tampa, FloridaAges 1–60 - NCT03739814RecruitingPhase 2
Test inotuzumab, blinatumomab, and possibly ponatinib for CD22 ALL
This Phase 2 study tests a combination of medicines (inotuzumab ozogamicin and blinatumomab), with or without ponatinib, for people with CD22-positive B-cell acute lymphoblastic leukemia (ALL). It aims to improve remission and control leukemia cells, including in the bone marrow.
Birmingham, AlabamaAges 18 years+
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Common questions
- Are there clinical trials for refractory acute leukemia?
- Yes. Clin2 currently lists 378 recruiting refractory acute leukemia studies from the U.S. registry, each rewritten for real people, not researchers, so you can see what it’s testing and who it’s for.
- How do I know if I qualify for a refractory acute leukemia trial?
- Each study lists its eligibility criteria — rules about age, diagnosis, and prior treatments. On every Clin2 trial page we explain these in words written for real people and offer a short, optional pre-screen for a fit read. The study team makes the final decision.
- Does it cost anything to join a refractory acute leukemia trial?
- Using Clin2 is always free. Many trials cover the cost of the study treatment and related visits; some reimburse travel. The study team explains exactly what’s covered before you decide.
Related conditions
- Refractory Acute Myeloid Leukemia
- Relapsed/Refractory Acute Myeloid Leukemia
- Refractory Acute Lymphoblastic Leukemia
- Refractory Chronic Lymphocytic Leukemia
- Refractory Chronic Myelomonocytic Leukemia
- Refractory Leukemia
- Refractory Transformed Chronic Lymphocytic Leukemia
- Refractory B Acute Lymphoblastic Leukemia
Clin2 helps you find and understand clinical trials and does not provide medical advice. Study data comes from ClinicalTrials.gov. Talk with your doctor about whether a specific trial is right for you.