TheraRadar
Data updated: May 26, 2026

DECITABINE

Nucleic Acid Synthesis Inhibitors
Oncology Approved 2013-07-11

DECITABINE is indicated for the treatment of Myelodysplastic Syndromes; Refractory Anemia; Refractory Anemia with Ringed Sideroblasts; Refractory Anemia with Excess Blasts; Chronic Myelomonocytic Leukemia.

Source: FDA Label • Novartis • Nucleoside Metabolic Inhibitor

How DECITABINE Works

Decitabine exerts its antineoplastic effects following phosphorylation and direct incorporation into DNA. It inhibits DNA methyltransferase, resulting in DNA hypomethylation and the formation of covalent adducts between the enzyme and DNA. This process can restore normal function to genes critical for controlling cellular differentiation and proliferation, leading to the death (apoptosis) or normal differentiation of cancer cells. Decitabine specifically targets rapidly dividing cells, while non-proliferating cells are relatively insensitive to its effects.

21
Indications
--
Phase 3 Trials
12
Years on Market

DECITABINE Approval History

2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026
Original
New Indication
New Form
Label Update
53 FDA actions from 2013 to 2025
Dec 2025 ORIGINAL
Update
Jul 2025 SUPPL
Label · Labeling
Jun 2025 SUPPL
Label · Labeling

What DECITABINE Treats

5 indications

DECITABINE is approved for 5 conditions since its original approval in 2013. These indications span multiple therapeutic areas including oncology, immunology, and more.

  • Myelodysplastic Syndromes
  • Refractory Anemia
  • Refractory Anemia with Ringed Sideroblasts
  • Refractory Anemia with Excess Blasts
  • Chronic Myelomonocytic Leukemia
Source: FDA Label

DECITABINE Competitive Set

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Filters applied: drops same-active-ingredient (505(b)(2) reformulations), route-mismatch (topical vs systemic), and cross-therapeutic-area matches in same-indication rings.

What's emerging in DECITABINE's indications

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Phase 3 candidates targeting molecules with no FDA-approved drug, in indications DECITABINE treats. First-in-class if their pivotal trials read out positive.

Drugs Similar to DECITABINE

3 of 8

FDA-approved drugs for similar conditions. Compare mechanisms and indications to understand treatment alternatives.

INQOVI
CEDAZURIDINE
5 shared
TAIHO ONCOLOGY
Shared indications:
Myelodysplastic SyndromesRefractory AnemiaRefractory Anemia with Ringed Sideroblasts +2 more
AZACITIDINE
AZACITIDINE
4 shared
PHARMOBEDIENT
Shared indications:
Refractory AnemiaRefractory Anemia with Ringed SideroblastsRefractory Anemia with Excess Blasts +1 more
VIDAZA
AZACITIDINE
4 shared
Bristol-Myers Squibb
Shared indications:
Refractory AnemiaRefractory Anemia with Ringed SideroblastsRefractory Anemia with Excess Blasts +1 more
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Clinical Trial Registry

202 trials
Trial Sponsor ID Phase Status Title
NCT07012044 NCI-2025-03946 NCI-2025-03946, PEPN2413 Ph 1 recruiting A Study to Find the Highest Dose of Cedazuridine and Decitabine Combination With Filgrastim as a Treatment Option After Hematopoietic Stem Cell Transplant in Children With High-Risk Acute Myeloid Leukemia
NCT03041688 NCI-2017-00128 NCI-2017-00128, PHI-92 Ph 1 active not recruiting Testing a New Chemotherapy Drug, KRT-232 (AMG-232) in Combination With Decitabine and Venetoclax in Patients With Acute Myeloid Leukemia
NCT05829226 LYT-200-2022-02 Ph 1 completed A Phase 1 Study With LYT-200 in Patients With Relapsed/Refractory Acute Myeloid Leukemia (AML), or With Relapsed/Refractory, High-risk Myelodysplastic Syndrome (MDS)
NCT06930651 2024-1967 NCI-2025-02697 Ph 1, Ph 2 recruiting A Phase I/II Study of CAR.70-Engineered IL15-Transduced Cord Blood-Derived NK Cells With TGF-beta Receptor 2 (TGFBR2) Knock Out in Conjunction With Lymphodepleting Chemotherapy for the Management of Relapsed/Refractory Myeloid Malignancies
NCT07374029 25-593 Ph 1 recruiting Adoptive T Cell Therapy With DC/AML Fusion Vaccine Plus Decitabine and Venetoclax in AML
NCT02890329 results posted NCI-2016-01326 NCI-2016-01326, 17-718 Ph 1 active not recruiting Ipilimumab and Decitabine in Treating Patients With Relapsed or Refractory Myelodysplastic Syndrome or Acute Myeloid Leukemia
NCT07555405 IIT2026008 Ph 4 not yet recruiting Evaluating the Safety and Efficacy of Decitabine in the Treatment of XMEN Patients
NCT05586074 HEC73543-AML-301 Ph 3 recruiting HEC73543 Versus Salvage Chemotherapy in R/R FLT3-ITD AML
NCT01627041 NCI-2012-01959 NCI-2012-01959, 1106011736 Ph 2 active not recruiting Decitabine, Cytarabine, and Daunorubicin Hydrochloride in Treating Patients With Acute Myeloid Leukemia
NCT06129734 CASE2923 Ph 1, Ph 2 recruiting Decitabine and Venetoclax Treatment as Maintenance Therapy in Patients Post Allograft Stem Cell Transplant
NCT06401603 2024-0032 NCI-2024-03867 Ph 1 recruiting A Phase I Study of Decitabine, Lisaftoclax, and Olverembatinib in Patients With Advanced Chronic Myeloid Leukemia and Philadelphia Chromosome-Positive Acute Myeloid Leukemia
NCT06923488 2502109808 Ph 1, Ph 2 recruiting Leflunomide in Combination With Decitabine for Treatment of Relapsed or Refractory Myelodysplastic Syndromes
NCT03164057 AML16 NCI-2017-00928 Ph 2 active not recruiting A Trial of Epigenetic Priming in Patients With Newly Diagnosed Acute Myeloid Leukemia
NCT03184935 SCLnow-IMIMH-03 Ph 1, Ph 2 suspended Research for Human Umbilical Cord Mesenchymal Stem Cells (19#iSCLife®-MDS) in the Treatment of Myelodysplastic Syndrome (MDS)
NCT03009240 16270 NCI-2016-02044, 16270 Ph 1 completed Pevonedistat and Decitabine in Treating Patients With High Risk Acute Myeloid Leukemia
NCT02957968 results posted MCC-15-11083 NCI-2016-01980, P30CA016059 Ph 2 active not recruiting Neoadjuvant Pembrolizumab + Decitabine Followed by Std Neoadj Chemo for Locally Advanced HER2- Breast Ca
NCT05222984 22178 NCI-2021-05552, 20398 Ph 1 active not recruiting Navitoclax, Venetoclax, and Decitabine for the Treatment of Relapsed or Refractory Acute Myeloid Leukemia Previously Treated With Venetoclax
NCT03418038 LS1781 P50CA097274, NCI-2018-00057 Ph 2 recruiting Ascorbic Acid and Chemotherapy for the Treatment of Relapsed or Refractory Lymphoma, CCUS, and Chronic Myelomonocytic Leukemia
NCT03132454 2016-0772 NCI-2018-01194, 2016-0772 Ph 1 active not recruiting Palbociclib and Sorafenib, Decitabine, or Dexamethasone in Treating Patients With Recurrent or Refractory Leukemia
NCT05038592 2020-0895 NCI-2021-04293, 2020-0895 Ph 1, Ph 2 active not recruiting Phase I/II Study of Tagraxofusp in Combination With Decitabine for Patients With Myelomonocytic/Myeloproliferative Neoplasm and High Risk Myelodysplastic Syndromes
NCT01861314 NCI-2013-00999 NCI-2013-00999, OSU-11186 Ph 1 active not recruiting Bortezomib, Sorafenib Tosylate, and Decitabine in Treating Patients With Acute Myeloid Leukemia
NCT07177079 202506290 Ph 1 recruiting High-dose Ascorbate (HDA) in Combination With Standard of Care Azacitidine and Venetoclax in Acute Myeloid Leukemia (AML)
NCT06445959 2024-0180 NCI-2024-04807 Ph 1, Ph 2 recruiting Phase 1b/2 Study of Decitabine and Venetoclax in Combination With the Targeted Mutant IDH1 Inhibitor Olutasidenib
NCT03240211 PTCL-002 Ph 1 active not recruiting Study of Pembrolizumab Combined With Decitabine and Pralatrexate in PTCL and CTCL
NCT07511062 NSH 1436 Ph 1 not yet recruiting Axatilimab Combined With Decitabine/Venetoclax for the Treatment of TP53-mutated AML
NCT03017131 i 283616 NCI-2016-01477, i 283616 Ph 1 active not recruiting Genetically Modified T Cells and Decitabine in Treating Patients With Recurrent or Refractory Ovarian, Primary Peritoneal, or Fallopian Tube Cancer
NCT06327685 MCC-22318 Ph 1 recruiting Avapritinib With Decitabine in Patients With SM-AHN
NCT07505160 2026-0140 Ph 2 not yet recruiting Efficacy and Safety of Lisafotoclax Plus Decitabine and Homoharringtonine in Venetoclax/Azacitidine Pretreated AML Patients
NCT05796570 MORE 22-569 Ph 2 recruiting A Pilot Study to Evaluate the Feasibility of Post-Hematopoietic Stem Cell Transplant Prophylaxis With Decitabine Combined With Filgrastim for Children and Young Adults With AML, MDS and Related Myeloid Malignancies
NCT04282187 RG1006644 NCI-2020-00749, 10419 Ph 2 recruiting Decitabine With Ruxolitinib, Fedratinib or Pacritinib for the Treatment of Accelerated/Blast Phase Myeloproliferative Neoplasms
NCT06561074 2022-0416 NCI-2024-06907 Ph 2 recruiting A Phase 2 Study to Evaluate Efficacy of Calaspargase Pegol-mknl and Decitabine Combined With Venetoclax in Pediatric, Adolescent, and Young Adult Patients With Relapsed/Refractory T-cell Acute Lymphoblastic Leukemia (T-ALL) and T- Cell Lymphoblastic Lymphoma (T-LLy)
NCT03404193 2017-0912 NCI-2018-00752, 2017-0912 Ph 2 terminated Venetoclax and Decitabine in Treating Participants With Relapsed/Refractory Acute Myeloid Leukemia or Relapsed High-Risk Myelodysplastic Syndrome
NCT03226418 results posted 0179-17-FB NCI-2017-01285, P30CA036727 Ph 2 completed Geriatric Assessment & Genetic Profiling to Personalize Therapy in Older Adults With Acute Myeloid Leukemia
NCT03969446 19107 NCI-2019-03153, 19107 Ph 1 recruiting Pembrolizumab and Decitabine With or Without Venetoclax in Treating Patients With Acute Myeloid Leukemia or Myelodysplastic Syndrome That Is Newly-Diagnosed, Recurrent, or Refractory
NCT07044544 IRB-300014728 (UAB 2469) Robert Award Ph 1 recruiting Trial of Novel Anti-leukemia Agents in Flu/Mel RIC Transplant for Myeloid Malignancies
NCT07148947 RG1125470 NCI-2025-05720, FHIRB0021044 Ph 2 recruiting Pacritinib With Standard of Care Azacitidine or Decitabine as a Bridge to Allogeneic Hematopoietic Stem Cell Transplant for Patients With Accelerated and Blast Phase Myeloproliferative Neoplasms
NCT03844815 IRB18-1498 Ph 1 active not recruiting Study of Venetoclax in Combination With Decitabine in Subjects With Acute Myeloid Leukemia
NCT07283094 FHD-286 2025-16661 2516661-FHD-286 Ph 1 recruiting FHD-286 With Low-Dose Weekly Decitabine/Venetoclax in Patients With Acute Myeloid Leukemia
NCT06511882 MCC-22191 Ph 2 recruiting Discontinuation of Hypomethylating Agent and Venetoclax in Patients With AML MRD
NCT03358719 results posted I 49217 NCI-2017-02012, I 49217 Ph 1 completed DEC-205/NY-ESO-1 Fusion Protein CDX-1401, Poly ICLC, Decitabine, and Nivolumab in Treating Patients With Myelodysplastic Syndrome or Acute Myeloid Leukemia
NCT03974217 19-152 Ph 1 active not recruiting Talazoparib for Cohesin-Mutated AML and MDS With Excess Blasts
NCT07389239 IRB25-1721 Ph 1, Ph 2 not yet recruiting A Study Evaluating the Immunotherapy Treatment for Ovarian Cancer and Other Advanced Malignancies.
NCT04854889 LODACA IIT2021016 Ph 2 terminated Efficacy and Safety of Low-dose Decitabine in Refractory Aplastic Anemia
NCT01515527 2011-0987 NCI-2012-00145 Ph 2 recruiting Cladribine Plus Low Dose Cytarabine (LDAC) Alternating With Decitabine in Patients With Acute Myeloid Leukemia (AML) or High-Risk Myelodysplastic Syndrome (MDS)
NCT05455294 22-263 Ph 1 active not recruiting Combination Navitoclax, Venetoclax and Decitabine for Advanced Myeloid Neoplasms
NCT06997094 MC240706 NCI-2025-03537, 24-012507 Ph 1 recruiting Decitabine in Combination With Standard of Care Therapy for the Treatment of Surgically Resectable HPV-Negative Head and Neck Cancer
NCT03926624 D18-11141 Ph 3 terminated Trial of DFP-10917 vs Non-Intensive or Intensive Reinduction for AML Patients in 2nd/3rd/4th Salvage
NCT02961101 CHN-PLAGH-BT-019 Ph 1, Ph 2 recruiting Anti-PD-1 Antibody Alone or in Combination With Decitabine/Chemotherapy in Relapsed or Refractory Malignancies
NCT07006025 2024-00001 Ph 1 recruiting A Study of Oral Tetrahydrouridine-Decitabine in Relapsed or Refractory Myelodysplastic Syndromes (MDS)
NCT03875287 J18115 IRB00182038, ASTX727 Ph 1 active not recruiting Dose-Escalation Study of E7727, an Oral Cytidine Deaminase Inhibitor With Oral Decitabine in Subjects With Solid Tumors

Showing 50 of 202 trials

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Active Pipeline

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Ongoing clinical trials by development phase

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Key Completed Trials

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Completed studies with published results, ranked by significance

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Trial Timeline

Full development history with FDA approval milestones

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Understanding FDA Approval Types
Count Type What it means
- ORIG Original approval - drug first enters market
- SUPPL - Efficacy New indication (new disease/condition approved)
- SUPPL - Labeling Label text changes (warnings, dosing updates)
- SUPPL - Manufacturing Production changes (new facility)
- SUPPL - Chemistry Formulation changes (new dosage strength)

Green lines in the timeline show ORIG and Efficacy approvals - the clinically meaningful milestones.

DECITABINE FDA Label Details

Indications & Usage

FDA Label (PDF)

DECITABINE is indicated for the treatment of Myelodysplastic Syndromes; Refractory Anemia; Refractory Anemia with Ringed Sideroblasts; Refractory Anemia with Excess Blasts; Chronic Myelomonocytic Leukemia.

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DACOGEN

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Data Sources

Data sourced from official FDA and NIH databases. Click links to verify on original sources.