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ClinicalTrials.gov 20 recruiting now early-phase tilt

Mixed Phenotype Acute Leukemia: early-phase trial registry

20 of 30 indexed Mixed Phenotype Acute Leukemia trials are currently recruiting, with more weight in Phase 1-2.

Corpus placement: #519 of 28,707 conditions by registered trial count.

30 US clinical trials · 20 currently recruiting · #519 of 28,707 conditions by registered trial count

Mixed Phenotype Acute Leukemia: 30 US clinical trials tracked, 20 recruiting.

Mixed Phenotype Acute Leukemia is the subject of 30 registered US clinical trials on ClinicalTrials.gov, 20 of them currently open to new participants. 6 are in Phase 3-4 (later-stage) and 24 in Phase 1-2 (earlier-stage). The most active sponsor is Fred Hutchinson Cancer Center, running 6 of these trials.

Enrollment posture brief

Registry condition mixed-phenotype-acute-leukemia

OPEN 20 | RECR 67% | LATE 6 | EARLY 24 | RANK #519 | SPON 6

Nearest open-share peer: Acute Hypoxemic Respiratory Failure (67% recruiting · 6 trials)

Mixed Phenotype Acute Le (th…67%AML60%Acute Myeloid Leukemia40%Anatomic Stage IA Breast Can26.7%Adult Acute Myeloid Leukemia0%
Open-enrollment share among volume-matched conditions near Mixed Phenotype Acute Leukemia

Mixed Phenotype Acute Leukemia lists 20 open slots (67% of 30 indexed trials). Peers are matched on registered volume, not therapeutic-area browse lists. How peer matching works →

Key findings

What ClinicalTrials.gov does not surface for Mixed Phenotype Acute Leukemia on its own pages , computed from the registry mirror as of 2026-08-08. Each line carries its own denominator so it can be quoted as it stands.

  1. Mixed Phenotype Acute Leukemia is recruiting above its size-band peers.

    20 of 30 indexed trials (66.7%) are open to enrollment, against a 39.7% average across 762 conditions with 20-99 trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.

  2. One sponsor concentrates Mixed Phenotype Acute Leukemia research.

    Fred Hutchinson Cancer Center accounts for 6 of 30 trials (20%). 18 distinct sponsors appear on at least one study for this condition label.

  3. Typical Mixed Phenotype Acute Leukemia enrolment sits around 78 participants.

    Median target enrolment is 78 among the 30 trials that report a genuine target (sentinel values excluded). 17 of those (56.7%) plan for fewer than 100 participants.

  4. Mixed Phenotype Acute Leukemia research is mostly interventional.

    30 interventional and 0 observational studies make up this index (100% interventional). Study type is sponsor-reported on ClinicalTrials.gov.

Phase 115Phase 29Phase 35Phase 41

Open and recent trials

30 total, page 1 of 1

RECRUITING Phase 3 5,951 participants

Inotuzumab Ozogamicin and Post-Induction Chemotherapy in Treating Patients With High-Risk B-ALL, Mixed Phenotype Acute Leukemia, and B-LLy

Children's Oncology Group

NCT03959085

RECRUITING Phase 1 960 participants

The Pediatric Acute Leukemia (PedAL) Screening Trial - A Study to Test Bone Marrow and Blood in Children With Leukemia That Has Come Back After Treatment or Is Difficult to Treat - A Leukemia & Lymphoma Society and Children's Oncology Group Study

PedAL BCU

NCT04726241

RECRUITING Phase 4 850 participants

Identification of Necessary Information for Treatment Induction in Newly Diagnosed Acute Lymphoblastic Leukemia/Lymphoma

St. Jude Children's Research Hospital

NCT06289673

RECRUITING Phase 1 447 participants

A Study of Revumenib in R/R Leukemias Including Those With an MLL/KMT2A Gene Rearrangement or NPM1 Mutation

Syndax Pharmaceuticals

NCT04065399

RECRUITING Phase 3 440 participants

Studying the Effect of Levocarnitine in Protecting the Liver From Chemotherapy for Leukemia or Lymphoma

Children's Oncology Group

NCT05602194

RECRUITING Phase 1 300 participants

A Phase 1 Study of Orca-Q in Recipients Undergoing Allogeneic Transplantation for Hematologic Malignancies

Orca Biosystems

NCT03802695

RECRUITING Phase 1 263 participants

First in Human Study of Ziftomenib in Relapsed or Refractory Acute Myeloid Leukemia

Kura Oncology

NCT04067336

RECRUITING Phase 2 100 participants

Adding Dasatinib Or Venetoclax To Improve Responses In Children With Newly Diagnosed T-Cell Acute Lymphoblastic Leukemia (ALL) Or Lymphoma (T-LLY) Or Mixed Phenotype Acute Leukemia (MPAL)

St. Jude Children's Research Hospital

NCT06390319

RECRUITING Phase 2 80 participants

Trial of Orca-T Following Reduced Intensity or Nonmyeloablative Conditioning in Patients With Acute Myeloid Leukemia or Myelodysplastic Syndrome

Orca Biosystems

NCT07216443

RECRUITING Phase 2 68 participants

Naive T Cell Depletion for Preventing Chronic Graft-versus-Host Disease in Children and Young Adults With Blood Cancers Undergoing Donor Stem Cell Transplant

Fred Hutchinson Cancer Center

NCT03779854

RECRUITING Phase 1 62 participants

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

University of Washington

NCT04797767

RECRUITING Phase 1 54 participants

Tagraxofusp in Pediatric Patients With Relapsed or Refractory CD123 Expressing Hematologic Malignancies

Therapeutic Advances in Childhood Leukemia Consortium

NCT05476770

RECRUITING Phase 2 54 participants

Cord Blood Transplant, Cyclophosphamide, Fludarabine, and Total-Body Irradiation in Treating Patients With High-Risk Hematologic Diseases

Fred Hutchinson Cancer Center

NCT06013423

RECRUITING Phase 1 52 participants

A Study of Revumenib and Mezigdomide in People With Leukemia

Memorial Sloan Kettering Cancer Center

NCT07356154

RECRUITING Phase 1 50 participants

Pharmacokinetic and Safety Study of MRX-2843 in Adolescents and Adults With Relapsed/Refractory AML, ALL, or MPAL

Meryx

NCT04872478

RECRUITING Phase 1 40 participants

Phase I/II Trial: Engineered Donor Graft (Orca Q) for Pediatric Hematopoietic Cell Transplant (HCT)

University of Florida

NCT05322850

RECRUITING Phase 1 36 participants

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

Fred Hutchinson Cancer Center

NCT06928662

RECRUITING Phase 1 30 participants

Combination Chemotherapy (FLAG-Ida) With Pivekimab Sunirine (PVEK [IMGN632]) for the Treatment of Newly Diagnosed Adverse Risk Acute Myeloid Leukemia and Other High-Grade Myeloid Neoplasms

Fred Hutchinson Cancer Center

NCT06034470

RECRUITING Phase 1 24 participants

Phase I Trial for Patients w/ Advanced Hematologic Malignancies Undergoing Allogeneic HCT

Stanford University

NCT06551584

RECRUITING Phase 1 20 participants

Venetoclax, Dasatinib, Prednisone, Rituximab and Blinatumomab for the Treatment of Newly Diagnosed or Relapsed Philadelphia Chromosome Positive Acute Lymphoblastic Leukemia or Mixed Phenotype Acute Leukemia

OHSU Knight Cancer Institute

NCT04872790

ACTIVE NOT RECRUITING Phase 3 475 participants

Imatinib Mesylate and Combination Chemotherapy in Treating Patients With Newly Diagnosed Philadelphia Chromosome Positive Acute Lymphoblastic Leukemia

Children's Oncology Group

NCT03007147

ACTIVE NOT RECRUITING Phase 3 435 participants

Mismatched Related Donor Versus Matched Unrelated Donor Stem Cell Transplantation for Children, Adolescents, and Young Adults With Acute Leukemia or Myelodysplastic Syndrome

Children's Oncology Group

NCT05457556

ACTIVE NOT RECRUITING Phase 2 300 participants

HLA-Mismatched Unrelated Donor Hematopoietic Cell Transplantation With Post-Transplantation Cyclophosphamide

Center for International Blood and Marrow Transplant Research

NCT04904588

ACTIVE NOT RECRUITING Phase 3 187 participants

Precision-T: A Randomized Study of Orca-T in Recipients Undergoing Allogeneic Transplantation for Hematologic Malignancies

Orca Biosystems

NCT05316701

ACTIVE NOT RECRUITING Phase 2 100 participants

Venetoclax and Azacitidine for the Treatment of Acute Myeloid Leukemia in the Post-Transplant Setting

M.D. Anderson Cancer Center

NCT04128501

ACTIVE NOT RECRUITING Phase 1 15 participants

Vorinostat Dose-escalation After Allogeneic Hematopoietic Cell Transplantation

Johns Hopkins All Children's Hospital

NCT03843528

COMPLETED Phase 2 78 participants

Azacitidine and Combination Chemotherapy in Treating Infants With Acute Lymphoblastic Leukemia and KMT2A Gene Rearrangement

National Cancer Institute (NCI)

NCT02828358

COMPLETED Phase 2 73 participants

Donor Umbilical Cord Blood Transplant in Treating Patients With Hematologic Cancer

Fred Hutchinson Cancer Center

NCT00723099

COMPLETED Phase 1 28 participants

Decitabine With GCLAM for Adults With Newly Diagnosed, Relapsed, or Refractory AML or High-Risk MDS

Fred Hutchinson Cancer Center

NCT02921061

COMPLETED Phase 2 16 participants

Clofarabine, Idarubicin, Cytarabine, Vincristine Sulfate, and Dexamethasone in Treating Patients With Newly Diagnosed or Relapsed Mixed Phenotype Acute Leukemia

M.D. Anderson Cancer Center

NCT02135874

Phase Distribution

PhaseTrial count
Phase 1 15
Phase 2 9
Phase 3 5
Phase 4 1

Named interventions

Most-linked intervention names on Mixed Phenotype Acute Leukemia records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.

Cytarabine Drug
8 trials
Biospecimen Collection Procedure
7 trials
Cyclophosphamide Drug
7 trials
Dexamethasone Drug
4 trials
Bone Marrow Aspiration Procedure
4 trials
Vincristine Drug
3 trials
Busulfan Drug
3 trials
Bone Marrow Biopsy Procedure
3 trials

US sites by state

Facility locations filed on Mixed Phenotype Acute Leukemia trials. A trial with sites in several states counts in each.

California 18 trials
Florida 10 trials
Colorado 8 trials
Washington 7 trials
New York 7 trials
Georgia 7 trials
Arizona 7 trials
Massachusetts 6 trials

Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.

What to do with this Mixed Phenotype Acute Leukemia page

30 registered trials, 20 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.

Trial and recruiting counts reflect ClinicalTrials.gov registry status as of the data vintage above; individual trial eligibility and enrollment status can change.

Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. This Mixed Phenotype Acute Leukemia condition card totals 30 registered trials; most-linked intervention Cytarabine; top US site state California. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.