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ClinicalTrials.gov 46 recruiting now early-phase tilt #85 of 28,707 conditions

Myelodysplastic Syndrome: early-phase trial registry

46 of 135 indexed Myelodysplastic Syndrome trials are currently recruiting, with more weight in Phase 1-2.

Corpus placement: #85 of 28,707 conditions by registered trial count.

135 US clinical trials · 46 currently recruiting · #85 of 28,707 conditions by registered trial count

Myelodysplastic Syndrome: 135 US clinical trials tracked, 46 recruiting.

Myelodysplastic Syndrome is the subject of 135 registered US clinical trials on ClinicalTrials.gov, 46 of them currently open to new participants. 7 are in Phase 3-4 (later-stage) and 121 in Phase 1-2 (earlier-stage). The most active sponsor is M.D. Anderson Cancer Center, running 33 of these trials.

Enrollment posture brief

Registry condition myelodysplastic-syndrome

OPEN 46 | RECR 34% | LATE 7 | EARLY 121 | RANK #85 | SPON 33

Nearest open-share peer: Physical Activity (34% recruiting · 132 trials)

Inflammation38.3%Myelodysplastic Syndrome (th…34%Carcinoma, Non-Small Cell Lu32.3%Osteoarthritis21.3%Cardiovascular Disease14.5%
Open-enrollment share among volume-matched conditions near Myelodysplastic Syndrome

Myelodysplastic Syndrome lists 46 open slots (34% of 135 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 Myelodysplastic Syndrome 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. Myelodysplastic Syndrome is recruiting below its size-band peers.

    46 of 135 indexed trials (34.1%) are open to enrollment, against a 37.1% average across 139 conditions with 100+ trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.

  2. One sponsor concentrates Myelodysplastic Syndrome research.

    M.D. Anderson Cancer Center accounts for 33 of 135 trials (24.4%). 51 distinct sponsors appear on at least one study for this condition label.

  3. Most Myelodysplastic Syndrome trials plan to enrol fewer than 100 people.

    Median target enrolment is 51 among the 135 trials that report a genuine target (sentinel values excluded). 99 of those (73.3%) plan for fewer than 100 participants.

  4. Myelodysplastic Syndrome research is mostly interventional.

    130 interventional and 5 observational studies make up this index (96.3% interventional). Study type is sponsor-reported on ClinicalTrials.gov.

Phase 157Phase 264Phase 37

Open and recent trials

135 total, page 2 of 3

ACTIVE NOT RECRUITING Phase 2 282 participants

Azacitidine With or Without Lenalidomide or Vorinostat in Treating Patients With Higher-Risk Myelodysplastic Syndromes or Chronic Myelomonocytic Leukemia

National Cancer Institute (NCI)

NCT01522976

ACTIVE NOT RECRUITING Phase 3 280 participants

Response-Based Chemotherapy in Treating Newly Diagnosed Acute Myeloid Leukemia or Myelodysplastic Syndrome in Younger Patients With Down Syndrome

Children's Oncology Group

NCT02521493

ACTIVE NOT RECRUITING Phase 3 247 participants

Lenalidomide With or Without Epoetin Alfa in Treating Patients With Myelodysplastic Syndrome and Anemia

National Cancer Institute (NCI)

NCT00843882

ACTIVE NOT RECRUITING Phase 2 204 participants

Busulfan, Fludarabine Phosphate, and Post-Transplant Cyclophosphamide in Treating Patients With Blood Cancer Undergoing Donor Stem Cell Transplant

M.D. Anderson Cancer Center

NCT02861417

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 1 140 participants

Safety and Tolerability Study of INCB057643 in Participants With Myelofibrosis and Other Advanced Myeloid Neoplasms

Incyte Corporation

NCT04279847

ACTIVE NOT RECRUITING Phase 1 135 participants

Vorinostat and Azacitidine in Treating Patients With Myelodysplastic Syndromes or Acute Myeloid Leukemia

National Cancer Institute (NCI)

NCT00392353

ACTIVE NOT RECRUITING Phase 2 132 participants

Venetoclax in Combination With ASTX727 for the Treatment of Chronic Myelomonocytic Leukemia and Other Myelodysplastic Syndrome/Myeloproliferative Neoplasm

National Cancer Institute (NCI)

NCT05600894

ACTIVE NOT RECRUITING Phase 2 116 participants

Venetoclax and Sequential Busulfan, Cladribine, and Fludarabine Phosphate Before Donor Stem Cell Transplant in Treating Patients With Acute Myelogenous Leukemia or Myelodysplastic Syndrome

M.D. Anderson Cancer Center

NCT02250937

ACTIVE NOT RECRUITING Phase 2 102 participants

Multi-antigen CMV-MVA Triplex Vaccine in Reducing CMV Complications in Patients Previously Infected With CMV and Undergoing Donor Hematopoietic Cell Transplant

City of Hope Medical Center

NCT02506933

ACTIVE NOT RECRUITING Phase 2 99 participants

Nivolumab and/or Ipilimumab With or Without Azacitidine in Treating Patients With Myelodysplastic Syndrome

M.D. Anderson Cancer Center

NCT02530463

ACTIVE NOT RECRUITING Phase 2 82 participants

Palifermin With Leuprolide Acetate for the Promotion of Immune Recovery Following Total Body Irradiation Based T-Cell Depleted Allogeneic Hematopoietic Stem Cell Transplantation

Memorial Sloan Kettering Cancer Center

NCT01746849

ACTIVE NOT RECRUITING Phase 2 72 participants

Clofarabine and Melphalan Before Donor Stem Cell Transplant in Treating Patients With Myelodysplasia, Acute Leukemia in Remission, or Chronic Myelomonocytic Leukemia

City of Hope Medical Center

NCT01885689

ACTIVE NOT RECRUITING Phase 2 59 participants

Itacitinib, Tacrolimus, and Sirolimus for the Prevention of GVHD in Patients With Acute Leukemia, Myelodysplastic Syndrome, or Myelofibrosis Undergoing Reduced Intensity Conditioning Donor Stem Cell Transplantation

City of Hope Medical Center

NCT04339101

ACTIVE NOT RECRUITING Phase 1 52 participants

Venetoclax in Combination With ASTX727 for the Treatment of Treatment-Naive High-Risk Myelodysplastic Syndrome or Chronic Myelomonocytic Leukemia

M.D. Anderson Cancer Center

NCT04655755

ACTIVE NOT RECRUITING Phase 1 52 participants

AZD6738 for Patients With Progressive MDS or CMML

Massachusetts General Hospital

NCT03770429

ACTIVE NOT RECRUITING Phase 2 50 participants

Liposome-encapsulated Daunorubicin-Cytarabine and Gemtuzumab Ozogamicin in Treating Patients With Relapsed or Refractory Acute Myeloid Leukemia (AML) or High Risk Myelodysplastic Syndrome

M.D. Anderson Cancer Center

NCT03672539

ACTIVE NOT RECRUITING Phase 2 50 participants

Comparing the Addition of an Anti-Cancer Drug, Pomalidomide, to the Usual Chemotherapy Treatment (Daunorubicin and Cytarabine Liposome) in Newly Diagnosed Acute Myeloid Leukemia With Myelodysplastic Syndrome-Related Changes

National Cancer Institute (NCI)

NCT04802161

ACTIVE NOT RECRUITING Phase 1 44 participants

Administration of Donor Multi TAA-Specific T Cells for AML or MDS (ADSPAM)

Baylor College of Medicine

NCT02494167

ACTIVE NOT RECRUITING Phase 1 40 participants

Azacitidine, Venetoclax, and Pevonedistat in Treating Patients With Newly Diagnosed Acute Myeloid Leukemia

M.D. Anderson Cancer Center

NCT03862157

ACTIVE NOT RECRUITING Phase 1 35 participants

Chemotherapy, Total Body Irradiation, and Post-Transplant Cyclophosphamide in Reducing Rates of Graft Versus Host Disease in Patients With Hematologic Malignancies Undergoing Donor Stem Cell Transplant

Roswell Park Cancer Institute

NCT03192397

ACTIVE NOT RECRUITING Phase 1 34 participants

CMV-MVA Triplex Vaccination of Stem Cell Donors in Preventing CMV Viremia in Participants With Allogeneic Transplant

City of Hope Medical Center

NCT03560752

ACTIVE NOT RECRUITING Phase 2 33 participants

Study of a Geriatric Assessment to Plan a Treatment Approach for Older People With Various Blood Disorders

Memorial Sloan Kettering Cancer Center

NCT04761770

ACTIVE NOT RECRUITING Phase 2 33 participants

Total Marrow and Lymphoid Irradiation as Conditioning Regimen Before Hematopoietic Cell Transplantation in Patients With Myelodysplastic Syndrome or Acute Leukemia

City of Hope Medical Center

NCT04262843

ACTIVE NOT RECRUITING Phase 1 33 participants

Guadecitabine and Atezolizumab in Treating Patients With Advanced Myelodysplastic Syndrome or Chronic Myelomonocytic Leukemia That Is Refractory or Relapsed

University of Southern California

NCT02935361

ACTIVE NOT RECRUITING Phase 2 31 participants

Infusion of Expanded Cord Blood Cells in Addition to Single Cord Blood Transplant in Treating Patients With Acute Leukemia, Chronic Myeloid Leukemia, or Myelodysplastic Syndromes

Fred Hutchinson Cancer Center

NCT03399773

ACTIVE NOT RECRUITING NA 30 participants

Geriatric Optimization Plan to Improve Survival in Older Adult Allogeneic Hematopoietic Cell Transplant Candidates, OTIS Study

Ohio State University Comprehensive Cancer Center

NCT05972577

ACTIVE NOT RECRUITING Phase 1 29 participants

RAD001 in Combination With PKC412 in Patients With Relapsed, Refractory or Poor Prognosis AML or MDS

Richard Stone, MD

NCT00819546

ACTIVE NOT RECRUITING Phase 2 23 participants

Treosulfan-Based Versus Clofarabine-Based Conditioning Before Donor Hematopoietic Stem Cell Transplant for the Treatment of Myelodysplastic Syndromes or Acute Myeloid Leukemia

Fred Hutchinson Cancer Center

NCT04994808

ACTIVE NOT RECRUITING Phase 1 20 participants

TBI Using IMRT (VMAT or Tomotherapy) for the Prevention of Pul Toxicities in Patients Undergoing Donor SCT

City of Hope Medical Center

NCT04281199

ACTIVE NOT RECRUITING Phase 2 20 participants

Adding Itacitinib to Cyclophosphamide and Tacrolimus for the Prevention of Graft Versus Host Disease in Patients Undergoing Hematopoietic Stem Cell Transplants

City of Hope Medical Center

NCT05364762

ACTIVE NOT RECRUITING Phase 1 16 participants

Cytokine-Treated Veto Cells in Treating Patients With Hematologic Malignancies Following Stem Cell Transplant

M.D. Anderson Cancer Center

NCT03622788

ACTIVE NOT RECRUITING Phase 1 15 participants

Administration of Donor T Cells With the Caspase-9 Suicide Gene

Baylor College of Medicine

NCT01494103

ACTIVE NOT RECRUITING Phase 1 10 participants

CASPALLO: Allodepleted T Cells Transduced With Inducible Caspase 9 Suicide Gene

Baylor College of Medicine

NCT00710892

ACTIVE NOT RECRUITING Phase 2 7 participants

Triplex Vaccine in Preventing CMV Infection in Patients Undergoing Hematopoietic Stem Cell Transplantation

City of Hope Medical Center

NCT04060277

ACTIVE NOT RECRUITING Phase 1 7 participants

90Y-DOTA-anti-CD25 Basiliximab, Fludarabine, Melphalan, and Total Marrow and Lymphoid Irradiation for the Treatment of High-Risk Acute Leukemia or Myelodysplastic Syndrome

City of Hope Medical Center

NCT05139004

ACTIVE NOT RECRUITING Phase 1 6 participants

Navitoclax in Relapsed or Refractory High-Risk Myelodysplastic Syndrome

Thomas Jefferson University

NCT05564650

COMPLETED Phase 3 260 participants

Study of US-ATG-F to Prevent Chronic Graft Versus Host Disease (GVHD)

Neovii Biotech

NCT01295710

COMPLETED Phase 3 233 participants

IV Busulfan With Allo-BMT: Study for Patients With Acute Myelogenous Leukemia and Myelodysplastic Syndrome

M.D. Anderson Cancer Center

NCT00469144

COMPLETED Phase 2 202 participants

Specialized Blood Cell Transplants for Cancers of the Blood and Bone Marrow

National Heart, Lung, and Blood Institute (NHLBI)

NCT00003838

COMPLETED Phase 2 153 participants

Decitabine (DAC) w/ or w/o Valproic Acid (VPA) in Myelodysplastic Syndrome (MDS) and Acute Myelogenous Leukemia (AML)

M.D. Anderson Cancer Center

NCT00414310

COMPLETED Phase 2 150 participants

Nivolumab and Azacitidine With or Without Ipilimumab in Treating Patients With Refractory/Relapsed or Newly Diagnosed Acute Myeloid Leukemia

M.D. Anderson Cancer Center

NCT02397720

COMPLETED Early Phase 1 130 participants

Evaluation of Antibody Response to High-Dose Seasonal Influenza Vaccination in Patients With Myeloid Malignancy Receiving Chemotherapy and Healthy Volunteers

Roswell Park Cancer Institute

NCT04484532

COMPLETED Phase 2 128 participants

Study of Three Different Schedules of Low-Dose Decitabine in Myelodysplastic Syndrome (MDS)

M.D. Anderson Cancer Center

NCT00067808

COMPLETED Phase 2 102 participants

The Role of Cyclosporine in Blood Cell Transplants With T-Cell Add-Back for Blood Cancers

National Heart, Lung, and Blood Institute (NHLBI)

NCT00001873

COMPLETED Phase 1 96 participants

A Phase I/II Study of OPN-305 in Second-line Lower Risk Myelodysplastic Syndrome

Opsona Therapeutics

NCT02363491

COMPLETED Phase 2 96 participants

Phase II Trial of a Chemotherapy Alone Regimen of IV Busulfan (Busulfex), Melphalan and Fludarabine as Myeloablative Regimen Followed by an Allogeneic T-Cell Depleted Hematopoietic Stem Cell Transplant From an HLA-Identical, or HLA-Non Identical Related or Unrelated Donor

Memorial Sloan Kettering Cancer Center

NCT00582933

COMPLETED Phase 1 92 participants

Chemotherapy and Unrelated Donor Stem Cell Transplantation for Patients With Cancers of the Blood and Immune System

National Cancer Institute (NCI)

NCT00520130

COMPLETED Phase 2 84 participants

Cord Blood With T-Cell Depleted Haplo-identical Peripheral Blood Stem Cell Transplantation for Hematological Malignancies

Memorial Sloan Kettering Cancer Center

NCT01682226

COMPLETED Phase 2 73 participants

Donor Umbilical Cord Blood Transplant in Treating Patients With Hematologic Cancer

Fred Hutchinson Cancer Center

NCT00723099

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Phase Distribution

PhaseTrial count
Phase 1 57
Phase 2 64
Phase 3 7

Named interventions

Most-linked intervention names on Myelodysplastic Syndrome records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.

Biospecimen Collection Procedure
22 trials
Azacitidine Drug
17 trials
Cyclophosphamide Drug
15 trials
Bone Marrow Biopsy Procedure
13 trials
Venetoclax Drug
13 trials
Fludarabine Drug
12 trials
Laboratory Biomarker Analysis Other
11 trials
Bone Marrow Aspiration Procedure
11 trials

US sites by state

Facility locations filed on Myelodysplastic Syndrome trials. A trial with sites in several states counts in each.

Texas 47 trials
California 40 trials
New York 32 trials
Ohio 15 trials
Florida 14 trials
Maryland 13 trials
Washington 12 trials
Massachusetts 12 trials

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

What to do with this Myelodysplastic Syndrome page

135 registered trials, 46 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 Myelodysplastic Syndrome condition card totals 135 registered trials; most-linked intervention Biospecimen Collection; top US site state Texas. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.