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Disease

Chronic myelomonocytic leukemia

Late-stage therapeutic development

Also known as CMML, chronic myelomonocytic leukaemia (CMML), chronic myelomonocytic leukemia (CMML).

21
Clinical trials
8
Associated genes
4
Related proteins
Latest activity
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Recent clinical, regulatory, research and industry developments relating to this disease.

CD4CAR T Cell Therapy for CMML

Clinical trial2026-09-24Status changed to Suspended · ClinicalTrials.gov

ABBA CORD: Double Umbilical Cord Blood Transplants With Abatacept for Graft Versus Host Disease Prophylaxis

Clinical trial2026-09-10Status changed to Suspended · ClinicalTrials.gov

A Pilot Study of Liposomal Cytarabine and Daunorubicin (CPX-351) in Combination With Gemtuzumab Ozogamicin (GO) in Relapsed Refractory Patients With Acute Myeloid Leukemia (AML) and Post-Hypomethylating Agent (Post-HMA) Failure High-Risk Myelodysplastic Syndrome (HR-MDS)

Clinical trial2026-07-24Status changed to Completed · ClinicalTrials.gov

Phase I Study of Tagraxofusp for Post-Transplant Maintenance for Patients With CD 123+ Acute Myeloid Leukemia, Myelodysplastic Syndrome, Myelofibrosis and Chronic Myelomonocytic Leukemia

Clinical trial2026-07-16Status changed to Active, not recruiting · ClinicalTrials.gov

What's happening now

An analyst briefing on current research, clinical, regulatory and industry activity surrounding this disease.

Executive briefingUpdating summary…Momentum: Moderate
Key developments
  • 3 clinical trials expected to report results, the earliest in Q3 2027.
Upcoming Milestones
Clinical Milestones7View
Results posted 1
Results expected 3
Recently completed 1
Other updates 2
Activity timeline7

Therapeutic landscape

Therapies with a regulatory footing for this condition, alongside the wider set of agents co-studied with it in the literature.

Approved & established therapies
Azacitidineapproved

Generic approval — Azacitidine Kabi is indicated for the treatment of adult patients who are not eligible fo… (2024)

Clinical trials

14 sponsors · 0 new · 0 completed in the last 12 months (net -2)

The current development programme across all trial phases.

Clinical programme
21
All trials
6
Active
3
Late-stage
6
Completed
Late-stage studies

A Randomized, Controlled, Double-Blind, Multicenter, Phase Ⅲ Study to Evaluate the Efficacy and Safety of IMM01 (Timdarpacept) in Combination With Azacitidine in Patients With Newly Diagnosed Chronic Myelomonocytic Leukemia (CMML1-2)

Phase 3 · Recruiting · ImmuneOnco Biopharmaceuticals (Shanghai) Inc.

A Phase 3, Randomized, Open-Label, Crossover Study of ASTX727 (Cedazuridine and Decitabine Fixed-Dose Combination) Versus IV Decitabine in Subjects With Myelodysplastic Syndromes (MDS), Chronic Myelomonocytic Leukemia (CMML), and Acute Myeloid Leukemia (AML)

Phase 3 · Completed · Astex Pharmaceuticals, Inc.

A MULTI-CENTER CONTINUATION STUDY EVALUATING AZACITIDINE WITH OR WITHOUT GLASDEGIB (PF-04449913) IN PATIENTS WITH PREVIOUSLY UNTREATED ACUTE MYELOID LEUKEMIA, MYELODYSPLASTIC SYNDROME OR CHRONIC MYELOMONOCYTIC LEUKEMIA

Phase 3 · Completed · Pfizer
Recruiting

A Randomized, Controlled, Double-Blind, Multicenter, Phase Ⅲ Study to Evaluate the Efficacy and Safety of IMM01 (Timdarpacept) in Combination With Azacitidine in Patients With Newly Diagnosed Chronic Myelomonocytic Leukemia (CMML1-2)

Phase 3 · Recruiting · ImmuneOnco Biopharmaceuticals (Shanghai) Inc.

Phase2 Trial of High Dose Intravenous Ascorbic Acid as an Adjunct to Salvage Chemotherapy in Relapsed/ Refractory Lymphoma, Patients With Clonal Cytopenia of Undetermined Significance, and Chronic Myelomonocytic Leukemia

Phase 2 · Recruiting · Mayo Clinic

A Phase II Study of Cladribine and Low Dose Cytarabine in Combination With Venetoclax, Alternating With Azacitidine and Venetoclax, in Patients With Higher-risk Myeloproliferative Chronic Myelomonocytic Leukemia or Higher-risk Myelodysplastic Syndromes With Excess Blasts

Phase 2 · Recruiting · M.D. Anderson Cancer Center

A Phase 2 Study Evaluating Olutasidenib in Patients With IDH1-mutated Clonal Cytopenia of Undetermined Significance and Lower-risk Myelodysplastic/Syndromes/Chronic Myelomonocytic Leukemia.

Phase 2 · Recruiting · M.D. Anderson Cancer Center
Recently completed

Tagraxofusp (SL-401) in Patients With Chronic Myelomonocytic Leukemia (CMML)

Phase 1/2 · Completed · Stemline Therapeutics, Inc.

A MULTI-CENTER CONTINUATION STUDY EVALUATING AZACITIDINE WITH OR WITHOUT GLASDEGIB (PF-04449913) IN PATIENTS WITH PREVIOUSLY UNTREATED ACUTE MYELOID LEUKEMIA, MYELODYSPLASTIC SYNDROME OR CHRONIC MYELOMONOCYTIC LEUKEMIA

Phase 3 · Completed · Pfizer

Initial Cytoreductive Therapy for Myelodysplastic Syndrome Prior to Allogeneic Hematopoietic Cell Transplantation (the ICT-HCT Study)

Phase 2 · Completed · Fred Hutchinson Cancer Center

A Phase 3, Randomized, Open-Label, Crossover Study of ASTX727 (Cedazuridine and Decitabine Fixed-Dose Combination) Versus IV Decitabine in Subjects With Myelodysplastic Syndromes (MDS), Chronic Myelomonocytic Leukemia (CMML), and Acute Myeloid Leukemia (AML)

Phase 3 · Completed · Astex Pharmaceuticals, Inc.

A Phase 2 Study of WEE1 Inhibition With AZD1775 Alone or Combined With Cytarabine in Patients With Advanced Acute Myeloid Leukemia and Myelodysplastic Syndrome

Phase 2 · Completed · Mayo Clinic

An Open-label, Randomized, Phase 2, Parallel, Dose-Ranging, Multicenter Study of Sotatercept for the Treatment of Patients With Anemia and Low or Intermediate-1 Risk Myelodysplastic Syndromes or Non-proliferative Chronic Myelomonocytic Leukemia (CMML)

Phase 2 · Completed · Merck Sharp & Dohme LLC

Regulatory timeline

Drug regulatory events matched to this condition by indication — EMA.

Product approvals and authorisations
2024emaGeneric approval — Azacitidine· Azacitidine Kabi is indicated for the treatment of adult patients who are not eligible for haematopoietic stem cell transplantation(HSCT) with: Intermediate-2 and high-risk myelodysplastic syndromes (MDS) according to the international prognostic scoring system (IPSS), Chronic myelomonocytic leukaemia (CMML) with 10-29% marrow blasts without myeloproliferative disorder, Acute myeloid leukaemia (AML) with 20-30% blasts and multi-lineage dysplasia, according to World Health Organization (WHO) classification, AML with > 30% marrow blasts according to the WHO classification. source ↗
2020emaGeneric approval — Azacitidine· Azacitidine Mylan is indicated for the treatment of adult patients who are not eligible for haematopoietic stem cell transplantation (HSCT) with: intermediate 2 and high risk myelodysplastic syndromes (MDS) according to the International Prognostic Scoring System (IPSS), chronic myelomonocytic leukaemia (CMML) with 10 29% marrow blasts without myeloproliferative disorder, acute myeloid leukaemia (AML) with 20 30% blasts and multi lineage dysplasia, according to World Health Organisation (WHO) classification, AML with > 30% marrow blasts according to the WHO classification. source ↗
2020emaGeneric approval — Azacitidine· Azacitidine betapharm is indicated for the treatment of adult patients who are not eligible for haematopoietic stem cell transplantation (HSCT) with: intermediate-2 and high-risk myelodysplastic syndromes (MDS) according to the International Prognostic Scoring System (IPSS), chronic myelomonocytic leukaemia (CMML) with 10 % to 29 % marrow blasts without myeloproliferative disorder, acute myeloid leukaemia (AML) with 20 % to 30 % blasts and multi-lineage dysplasia, according to World Health Organization (WHO) classification, AML with > 30 % marrow blasts according to the WHO classification. source ↗
2020emaGeneric approval — Azacitidine· Azacitidine Accord is indicated for the treatment of adult patients who are not eligible for haematopoietic stem cell transplantation (HSCT) with: - intermediate-2 and high-risk myelodysplastic syndromes (MDS) according to the International Prognostic Scoring System (IPSS), - chronic myelomonocytic leukaemia (CMML) with 10-29 % marrow blasts without myeloproliferative disorder, - acute myeloid leukaemia (AML) with 20-30 % blasts and multi-lineage dysplasia, according to World Health Organisation (WHO) classification, - AML with >30% marrow blasts according to the WHO classification. source ↗
2008emaOriginal application approval — Azacitidine· Vidaza is indicated for the treatment of adult patients who are not eligible for haematopoietic stem cell transplantation (HSCT) with:  intermediate 2 and high-risk myelodysplastic syndromes (MDS) according to the International Prognostic Scoring System (IPSS), chronic myelomonocytic leukaemia (CMML) with 10 29 % marrow blasts without myeloproliferative disorder, acute myeloid leukaemia (AML) with 20 30 % blasts and multi-lineage dysplasia, according to World Health Organisation (WHO) classification. Vidaza is indicated for the treatment of adult patients aged 65 years or older who are not eligible for HSCT with AML with >30% marrow blasts according to the WHO classification. source ↗

European Medicines Agency (CC BY 4.0). Events are matched to this condition by drug indication text — approvals/updates for drugs indicated for it, not disease-specific acts.

Associated genes

8 matches

Genes associated with this disease in the canonical knowledge graph (Open Targets evidence). Number shows the association score.

TET20.69DNMT3A0.67SRSF20.63DNMT10.60U2AF10.37ZRSR20.37CDA0.34HAVCR20.26

Disease biology

4 matches

Proteins whose encoding gene is associated with this disease, reached through the canonical gene→disease graph. Number shows the gene's association score.

DNA (cytosine-5)-methyltransferase 3Avia DNMT3A0.67DNA (cytosine-5)-methyltransferase 1via DNMT10.60Cytidine deaminasevia CDA0.34Hepatitis A virus cellular receptor 2via HAVCR20.26

Reference

Authoritative identity, definition & identifiers.

Synonyms

CMML, chronic myelomonocytic leukaemia (CMML), chronic myelomonocytic leukemia (CMML)

References & data sources
  • Disease identity & definition — NLM Medical Subject Headings (MeSH), public domain
  • Clinical trials — ClinicalTrials.gov (U.S. National Library of Medicine)
  • Related entities are derived from literature co-mention (studied together) — associative, not causal.