Clinical trials
Refractory clinical trials
Below are recruiting refractory clinical trials, each written for real people, not researchers. We’re tracking 1,197 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT03683433RecruitingPhase 2
Enasidenib plus azacitidine for IDH2-mutated AML
This trial studies the combination of enasidenib and azacitidine in people with acute myeloid leukemia (AML) that has an IDH2 gene mutation. It may help control the leukemia when prior treatments didn’t work or the disease came back.
Houston, TexasAges 18 years+ - NCT03629171RecruitingPhase 2
Liposome-encapsulated daunorubicin-cytarabine and venetoclax for acute myeloid leukemia
This trial tests a combination of two chemotherapy drugs packaged in a special fat coating (liposome) plus a targeted pill called venetoclax for adults with acute myeloid leukemia (AML) that has come back, not responded, or is newly diagnosed. The goal is to see if this combination is safe and effective.
Houston, TexasAges 18 years+ - NCT03214562RecruitingPhase 1/Phase 2
Venetoclax plus chemotherapy for acute leukemia
This trial studies how well venetoclax combined with chemotherapy treats newly diagnosed or returning (relapsed) or hard-to-treat (refractory) acute myeloid leukemia (AML). It’s mainly for people who can’t use standard AML therapy well, or whose disease came back.
Houston, TexasAges 18 years+ - NCT02727803RecruitingPhase 2
Personalized natural killer cell therapy for blood cancers
This trial tests a customized immune-cell treatment (NK cells) for certain blood cancers to try to control or eliminate cancer cells. You may qualify if your cancer has come back, did not fully respond, or has higher risk features.
Houston, TexasAges 15–80 - NCT02390752RecruitingPhase 1
Early drug study for children and young adults with hard-to-treat cancers
This Phase 1 trial tests pexidartinib (TURALIO) to see how safe it is and how well it works against refractory (hard-to-treat) leukemias and solid tumors, including tumors seen with NF1 and MPNST. It mainly helps researchers learn the best way to dose the medication and gather early signals of benefit.
Bethesda, MarylandAges 3–35 - NCT01371630RecruitingPhase 1/Phase 2
Inotuzumab plus chemotherapy for certain types of childhood-like leukemia
This early-phase trial studies how well a targeted drug (inotuzumab ozogamicin) combined with chemotherapy treats acute lymphoblastic leukemia (ALL). It may help people with newly diagnosed ALL who may not tolerate standard intensive chemotherapy, especially older adults.
Houston, TexasAges 18 years+ - NCT02115295RecruitingPhase 2
Venetoclax plus chemotherapy for AML, high-risk MDS, or blast CML
This trial tests a combination treatment (venetoclax plus several chemotherapy medicines) for people with AML, high-risk MDS, or CML that has progressed into a blast phase. It may help by killing leukemia-like blood cells and improving disease control.
Houston, TexasAges 18–65 - NCT02259556RecruitingPhase 1/Phase 2
CAR T treatment for CD30-positive lymphomas after standard therapies
This trial tests a lab-made immune cell therapy (CAR T) that targets CD30 on certain lymphoma cells. It may help people whose Hodgkin or non-Hodgkin lymphoma has come back or did not respond to usual treatments, including transplant and other medicines.
Beijing, Beijing MunicipalityAges 16–80 - NCT03494296Recruiting
Low-dose decitabine plus COP for relapsed lymphoma
This trial studies whether a low-dose chemotherapy medicine (decitabine) combined with a COP chemotherapy regimen can help adults whose diffuse large B-cell lymphoma (DLBCL) has come back or did not respond to treatment. It may be an option if you have measurable disease and can meet key safety and health requirements.
Harbin, HeilongjiangAges 18 years+ - NCT03196414RecruitingPhase 1/Phase 2
CAR T cell therapy for relapsed myeloma with multiple targets
This trial tests an immune therapy made from T cells to attack multiple markers on multiple myeloma cells (including CD138 and BCMA). It may help people whose myeloma has come back or resisted treatment, when there are no curative options left.
Suzhou, JiangsuAges 18–75 - NCT02918188RecruitingPhase 2
Hydrogen therapy for steroid-resistant graft-versus-host disease
This Phase 2 study tests whether hydrogen therapy can improve symptoms in people with chronic graft-versus-host disease (cGVHD) who cannot tolerate steroid treatment. If steroids aren’t working or can’t be used, this trial may offer an alternative approach to help control the illness.
Beijing, Beijing MunicipalityAges Up to 65 years - NCT04532281RecruitingEarly Phase 1
CD19 CAR-T therapy for relapsed or resistant blood cancers
This early-phase study tests a treatment called CD19 CAR-T, made from your immune cells, for people whose CD19+ blood cancer has come back or did not respond. It may help your body better recognize and attack cancer cells, but eligibility is tight and the study is still early.
Hangzhou, ZhejiangAges Any age - 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 - NCT04440436RecruitingPhase 1/Phase 2
IM19 study for relapsed or refractory non-Hodgkin lymphoma
This trial tests whether IM19 can safely and effectively treat non-Hodgkin lymphoma that has come back or did not respond to prior treatment. It is for adults with certain lymphoma markers and good overall functioning.
Beijing, Beijing MunicipalityAges 18 years+ - NCT03356054RecruitingPhase 1/Phase 2
Test drug for CD30-positive lymphoma after first treatment fails
This early-phase study tests a lymphoma treatment in adults whose diffuse large B-cell lymphoma (DLBCL) is “CD30-positive” and who didn’t respond well to first-line chemotherapy (like R-CHOP) or had an early relapse. It aims to see if the treatment can shrink the lymphoma and is safe enough to move forward.
RotterdamAges 18 years+ - NCT04227015RecruitingEarly Phase 1
Study of a CD19 CAR T-cell treatment for relapsed leukemia
This early-phase trial tests an injected “CAR T” cell therapy made to attack CD19-positive blood cancers that have come back or did not respond. If you qualify, the study checks whether the treatment can help control the cancer and is safe enough to study further.
Hangzhou, ZhejiangAges 3–70 - NCT05166070RecruitingEarly Phase 1
RD133 for mesothelin-positive tumors after prior treatments
This early-phase study tests RD133, an experimental treatment, in adults whose solid tumors are mesothelin-positive and have come back or not responded to prior standard therapies. It aims to see how well RD133 can control these cancers and what side effects it causes.
Nanjing, JiangsuAges 18 years+ - NCT05272371RecruitingPhase 1
Dinutuximab beta plus chemo for childhood neuroblastoma after relapse
This Phase 1 trial tests a combination of dinutuximab beta (an immunotherapy) and chemotherapy in children with high-risk neuroblastoma that did not respond to standard treatment or has come back or progressed. It aims to see how well the treatment works and how safely it can be given in this situation.
Krakow, MalopolskaAges 1–18 - NCT05141253RecruitingEarly Phase 1
Trial of RD133 for mesothelin-positive tumors after prior treatment
This early-stage trial tests whether RD133 can be safe and effective for people whose solid tumors have a high “mesothelin” marker and that have not responded to at least two standard treatments. If you qualify, you’ll be checked closely for side effects and whether the tumor responds.
Wuhan, HubeiAges 18 years+ - NCT05338931RecruitingPhase 1/Phase 2
AT101 for relapsed or refractory B-cell lymphoma patients
This trial studies AT101 to see how safe it is, what side effects it causes, and whether it can help people with B-cell non-Hodgkin lymphoma that has come back or did not respond to treatment. It may be an option if your usual treatments are no longer working or aren’t suitable for you.
SeoulAges 19 years+ - NCT05445011RecruitingPhase 1
FLT3-targeted CAR-T for relapsed or resistant AML
This trial tests an engineered immune cell treatment (CAR-T) made to target FLT3, for adults with acute myeloid leukemia (AML) that has come back or did not respond to standard treatment. It aims to control the leukemia when options have been limited.
Wuhan, HubeiAges 18–70 - NCT05455307Recruiting
Test of a garlic-based ureteral stent for scarred ureter blockage
This study tests whether an Allium-based ureteral stent can improve healing and comfort for people with a scarred ureter (ureteral stricture) that has not responded to prior dilation. You may be asked to accept a stent placed for the long term, depending on your situation.
New Taipei CityAges 18–80 - NCT05506332RecruitingPhase 1
Venetoclax plus leukemia drugs for AML after treatment failure
This Phase 1 trial studies whether a combination of venetoclax (ABT-199) and “purine analogues” can help adults with AML that has come back or didn’t respond to earlier treatment. It’s designed to test safety and early effectiveness in people who haven’t previously developed resistance to venetoclax.
Edegem, AntwerpAges 18 years+ - NCT05552937RecruitingPhase 2
Tafasitamab plus lenalidomide for relapsed large B-cell lymphoma
This trial studies whether the combination of tafasitamab and lenalidomide can work better and be safe for people whose large B-cell lymphoma has returned or did not respond. It may help by targeting lymphoma cells and supporting immune activity, while monitoring side effects closely.
Hangzhou, ZhejiangAges 18 years+
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Common questions
- Are there clinical trials for refractory?
- Yes. Clin2 currently lists 1,197 recruiting refractory 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 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 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
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.