Clinical trials
Refractory Acute Lymphoblastic Leukemia clinical trials
Below are recruiting refractory acute lymphoblastic leukemia clinical trials, each written for real people, not researchers. We’re tracking 171 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT04150497RecruitingPhase 1/Phase 2
Testing a new cell therapy for CD22-positive leukemia
This trial tests UCART22, a new cell-based treatment, for people with relapsed or refractory B-cell acute lymphoblastic leukemia (B-ALL) that has the CD22 marker. It may help by attacking leukemia cells that carry CD22.
Los Angeles, CaliforniaAges 15–50 - 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+ - NCT04260022RecruitingPhase 1
Drug study for hard-to-treat CML or Ph+ ALL
This Phase 1 study tests HQP1351 for people with CML or Ph+ ALL that has not responded well to standard targeted pills (TKIs), or those who could not tolerate them. It’s designed to see whether the treatment can work and how safe it is for this difficult-to-treat group.
Birmingham, AlabamaAges 18 years+ - NCT04315324RecruitingPhase 1/Phase 2
Test drug OBI-3424 for relapsed T-cell blood cancer
This trial tests OBI-3424, an investigational medicine, in adults and children with relapsed or hard-to-treat T-cell acute leukemia or certain T-cell lymphoma. It may help by shrinking cancer when standard treatments have not worked.
Birmingham, AlabamaAges 12 years+ - NCT04512716RecruitingEarly Phase 1
Radioimmunotherapy then CD19 CAR T for hard-to-treat blood cancers
This early-phase study tests a two-step treatment: first a targeted radioactive antibody (131-I apamistamab) and then CD19 CAR T-cell therapy. It is for adults with relapsed or refractory B-cell acute lymphoblastic leukemia (B-ALL) or diffuse large B-cell lymphoma (DLBCL) that is not responding or has come back, aiming to shrink cancer using engineered immune cells.
Basking Ridge, New JerseyAges 18 years+ - NCT04532203RecruitingEarly Phase 1
CAR-T therapy for leukemia or lymphoma in the brain
This early-phase study tests CAR-T cells—immune cells engineered to recognize cancer—for people whose leukemia or lymphoma has spread to the central nervous system (the brain/spinal fluid). It may help shrink or control hard-to-treat (relapsed or refractory) cancers in the brain.
Hangzhou, ZhejiangAges 3–75 - NCT04603872RecruitingEarly Phase 1
CAR-T plus dasatinib for hard-to-treat B-cell cancers
This early study tests a cancer-fighting treatment that uses CAR-T cells together with dasatinib for people whose B-cell cancers have come back or did not respond. It aims to improve control of the cancer in cases that are often resistant to standard treatment.
Hangzhou, ZhejiangAges 18–70 - NCT04684147RecruitingPhase 2
CNCT19 cell therapy for relapsed or refractory ALL
This Phase 2 study tests an infusion of modified immune cells (CNCT19) in people with acute lymphoblastic leukemia (ALL) that has come back or did not respond to treatment. It may help by targeting leukemia cells that have a specific marker called CD19.
Beijing, Beijing MunicipalityAges 18–65 - 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 - 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+ - NCT04881240RecruitingPhase 1
Donor-made memory T-cell therapy for hard-to-treat leukemia
This Phase 1 study tests an immune-cell therapy made from a matched donor to treat relapsed or refractory CD19-positive leukemia. It may help patients who have limited options, especially those who cannot receive the standard donor-cell or self-made (autologous) CD19 CAR T-cell therapy.
Memphis, TennesseeAges Up to 21 years - NCT05735717RecruitingPhase 2
T-cell transplant using depleted receptors for blood cancers
This Phase 2 study tests a specialized stem cell transplant that removes certain immune “T-cell” receptors to help treat blood cancers like acute leukemia. It may help your body rebuild a healthier immune system after high-dose treatment.
Minneapolis, MinnesotaAges Up to 60 years - NCT05038696RecruitingPhase 1
CAR T-cell treatment for hard-to-control B-ALL
This Phase 1 trial tests a personalized “CAR T” cell treatment for people with relapsed or treatment-resistant B-lymphoblastic leukemia (B-ALL). It may help the immune system find and kill leukemia cells, especially when leukemia has not responded to standard treatment.
SingaporeAges 6 months–80 years - NCT05043571RecruitingPhase 1
CAR T-cell therapy for relapsed T-cell leukemia
This early-phase trial tests a lab-made immune cell treatment (CAR T-cells) aimed at T-cell leukemia that has come back or did not respond. It may help by targeting leukemia cells with a specific marker (CD7), especially in patients who failed standard treatment.
SingaporeAges 6 months–65 years - NCT05054257RecruitingPhase 1
CAR T19 for hard-to-treat blood cancers that have CD19
This Phase 1 study tests CAR T cells designed to attack cancer cells that carry a marker called CD19. It’s for adults with certain relapsed or treatment-resistant B-cell leukemias (ALL) or lymphomas (NHL) where other treatments may not have worked.
PragueAges 18–80 - NCT05210907RecruitingPhase 1
Hospital-made CD19 CAR-T for relapsed leukemia in children
This Phase 1 study tests a homemade (hospital-manufactured) immune treatment called CD19 CAR-T for children and teens with a type of leukemia that has come back or did not respond. It may help by targeting leukemia cells that carry the CD19 marker.
SeoulAges birth–25 years - NCT05281809RecruitingPhase 2
CAR T-cell therapy made locally for B-cell blood cancers
This Phase 2 trial tests a locally manufactured CAR T-cell treatment for certain B-cell lymphomas and B-ALL that have limited treatment options left. It may help your immune system attack cancer cells that carry the CD19 marker, potentially as a bridge to transplant for some patients.
Pittsburgh, PennsylvaniaAges 18–79 - 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 - NCT05310591RecruitingPhase 1/Phase 2
Study anti-PD1 treatment with Kymriah re-dosing for leukemia
This Phase 1/2 trial studies giving an anti-PD1 antibody (like pembrolizumab or nivolumab) along with a second Kymriah (tisagenlecleucel) infusion in children and young adults whose B-cell leukemia is coming back or their Kymriah effect has faded. It may help the new immune treatment work better after the first Kymriah.
BordeauxAges 1–25 - NCT05333302RecruitingPhase 1
CAR-T treatment study for children and young adults with CD19 leukemia
This Phase 1 study tests a CAR-T cell treatment made to target CD19 in children and young adults whose leukemia or lymphoma has come back or did not respond to prior treatment. It aims to see how the treatment works and how safe it is in this age group.
Minsk, Minsk OblastAges 1–30 - 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 - NCT05418088RecruitingPhase 1
CAR T-cell therapy for hard-to-treat B-cell cancers
This Phase 1 study tests lab-made immune cells (CAR T-cells) that target CD19, CD20, and/or CD22 in people with certain relapsed or refractory B-cell cancers. It may help by attacking cancer cells that still carry these targets, but eligibility is very specific and includes prior treatments and health/lab requirements.
Columbus, OhioAges 2 years+ - NCT05442515RecruitingPhase 1/Phase 2
CAR T-cell treatment for hard-to-treat B-cell cancers in youth
This trial tests a personalized immune-cell therapy (CAR T cells) made to attack B-cell cancers that have come back or did not respond to prior treatment. It aims to see how well the treatment works and how safe it is in children and young adults.
Bethesda, MarylandAges 3–39 - NCT05535855RecruitingPhase 1
UCD19 CAR T for adult ALL with MRD in remission
This early-phase study tests a personalized immune-cell treatment (CAR T) for adults with B-cell acute lymphoblastic leukemia (ALL) who still have tiny amounts of cancer detectable by a special test called MRD. It aims to improve outcomes for people who are in first remission but not completely “cancer-free” by MRD testing.
Aurora, ColoradoAges 18 years+
Hear when a new Refractory Acute Lymphoblastic Leukemia trial opens
We’ll email you when one opens — at most once a week, no account needed, unsubscribe anytime.
Common questions
- Are there clinical trials for refractory acute lymphoblastic leukemia?
- Yes. Clin2 currently lists 171 recruiting refractory acute lymphoblastic 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 lymphoblastic 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 lymphoblastic 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 B Acute Lymphoblastic Leukemia
- Relapsed or Refractory B-cell Acute Lymphoblastic Leukemia
- T Cell Acute Lymphoblastic Leukemia/Lymphoblastic Lymphoma
- Acute Lymphoblastic Leukemia
- Refractory Acute Myeloid Leukemia
- B-cell Acute Lymphoblastic Leukemia
- Relapsed/Refractory Acute Myeloid Leukemia
- T-cell 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.