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OncoMatch/Clinical Trials/NCT04419649

A Study of Elritercept to Treat Anemia in Adults With Very Low, Low, or Intermediate Risk Myelodysplastic Syndromes (MDS)

Official title: A Phase 2, Open-Label, Ascending Dose Study of KER-050 for the Treatment of Anemia in Patients With Very Low, Low, or Intermediate Risk Myelodysplastic Syndromes (MDS)

Is NCT04419649 recruiting? Yes, currently enrolling (Oct 2026). This Phase 2 trial studies Elritercept for myelodysplastic syndromes.

Phase 2RecruitingTakedaNCT04419649Data as of Oct 2026Location: International · 8 countries

Treatment: Elritercept — The main aim of this study is to learn how safe elritercept is and how well adults with anemia associated with lower-risk MDS tolerate treatment with different doses of elritercept. Other aims are to learn how safe elritercept is by looking at how many participants have MDS that worsens during the study and learn about the effects of elritercept on anemia linked to MDS. The study will also look to learn how elritercept affects the production of healthy RBCs.

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Extracted eligibility criteria

Treatments studied

Other

Elritercept

Cancer type

Myelodysplastic Syndrome

Performance status

ECOG 0–2(Ambulatory, capable of self-care)

Prior therapy

Cannot have received: azacitidine

Prior treatment with azacitidine

Cannot have received: decitabine

Prior treatment with decitabine

Cannot have received: lenalidomide

Prior treatment with lenalidomide

Cannot have received: luspatercept

Exception: Cohorts A, B, C, D, E, and F only

Prior treatment with luspatercept (Cohorts A, B, C, D, E, and F only)

Cannot have received: sotatercept

Prior treatment with sotatercept

Cannot have received: granulocyte colony-stimulating factor

Prior or concurrent chronic treatment with G-CSF

Cannot have received: granulocyte-macrophage colony-stimulating factor

Prior or concurrent chronic treatment with GM-CSF

Cannot have received: imetelstat

Exception: Cohort G only

Prior treatment with imetelstat (Cohort G only)

Lab requirements

Blood counts

Platelet count > 25 × 10^9/L and < 800 × 10^9/L (Part 2); > 30 × 10^9/L and < 450 × 10^9/L (Part 1)

Kidney function

Estimated GFR ≥ 30 mL/min/1.73 m^2 as determined by the CKD-EPI equation

Cardiac function

No uncontrolled heart disease or NYHA Class III/IV heart failure; QTcF ≤ 500 msec; no uncontrolled clinically significant arrhythmia; no acute MI or unstable angina ≤ 6 months prior to C1D1

Presence of uncontrolled heart disease or NYHA Class III or IV heart failure; QTcF > 500 msec; uncontrolled arrhythmia; acute MI or unstable angina ≤ 6 months prior to C1D1; Platelet count > 800 × 10^9/L or < 25 × 10^9/L; Estimated GFR < 30 mL/min/1.73 m^2

Structured fields extracted by AI. May contain errors — verify against the official protocol.

US trial sites

  • Genesis Cancer and Blood Institute · Hot Springs, Arkansas
  • City of Hope National Medical Center · Duarte, California
  • University of Miami School of Medicine Sylvester Comprehensive Cancer Center (SCCC) · Miami, Florida
  • H. Lee Moffitt Cancer Center and Research Center · Tampa, Florida
  • The Center for Cancer and Blood Disorders (CCBD) - Bethesda · Bethesda, Maryland

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See all sites on ClinicalTrials.gov →

Frequently asked questions

Is NCT04419649 currently recruiting?

Yes, this trial is currently recruiting patients.

Are there prior therapy exclusions?

Yes. Prior azacitidine, decitabine, lenalidomide disqualifies patients from enrollment.

Could you qualify for this trial?

Enter your biomarker results to see how this trial's eligibility criteria match your specific cancer profile.

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