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NCT06359002Active, not recruitingPhase 1

Safety, Pharmacokinetics, and Preliminary Efficacy of BYON4413 in Acute Myeloid Leukemia and Myelodysplastic Neoplasms.

A First-in-human Dose Escalation and Expansion Trial With the Antibody-drug Conjugate BYON4413 to Evaluate Safety, Pharmacokinetics, and Preliminary Efficacy in Patients With Relapsed/Refractory Acute Myeloid Leukemia or Myelodysplastic Neoplasms.

Source: ClinicalTrials.gov · Last updated 20 Jan 2026

Brief summary (registry, in English)

This is the first-in-human trial with BYON4413 to evaluate safety, PK, immunogenicity, and anti-leukemia activity of BYON4413 in patients with AML or MDS.

Status (registry)
Active, not recruiting
Phase (registry)
Phase 1
Study type
Interventional
Enrollment
16 (actual)
First submitted
26 Mar 2024
Start date
25 Jun 2024
Primary completion date
30 Sept 2025
Lead sponsor
Byondis B.V.
NCT number
NCT06359002
EU CT number
2023-507781-13-00

What you commit to

  • Study type: Interventional · Phase 1
  • Participants enrolled: 16
  • From 25 Jun 2024 to the primary completion date, 30 Sept 2025
  • 9 sites in 3 countries
  • Visits and tests: ask the trial team, the registry does not list them

Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.

Who cannot take part

Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.

Prior treatment

  • Having been treated with any CD123-targeting therapies;
  • Having received allogeneic hematopoietic stem cell transplantation within 100 days prior to start Cycle 1 Day 1;
  • Having treatment-related toxicities from prior anti-leukemia therapies that have not resolved to CTCAE Grade ≤ 1;

Other illness

  • History of keratitis;
  • History of specified lung or renal disease;
  • Having clinically significant cardiovascular disease;
  • Known infection of Hepatitis B, C or E.
    • Key inclusion and exclusion criteria details are listed here, additional requirements may apply.

Other

  • Having active central nervous system AML or AML of the APL/M3 subtype;

Who the study is looking for

  • Patients who have progressed on standard therapy or have no established alternative treatment, with a diagnosis of:
    • R/R AML (WHO 2022) OR
    • MDS (WHO 2022) with ≥10% blasts in BM and have received ≥3 cycles of HMA
  • Eastern Cooperative Oncology Group (ECOG) performance status of 0, 1 or 2;
  • Adequate baseline organ function.

Age in the registry: 18 years to - · Sex: All · Does not accept healthy volunteers

Full criteria on ClinicalTrials.gov

Sites (9)

Sites in registry order. Pick your city on the disease page to sort them by distance.

SiteCityCountrySite status
Het Ziekenhuisnetwerk Antwerpen
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AntwerpBelgiumCompleted
UZ Leuven
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LeuvenBelgiumCompleted
Institut Catala d'Oncologia
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BadalonaSpainCompleted
Hospital de la Santa Creu i Sant Pau
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BarcelonaSpainCompleted
Hospital Clinic de Barcelona
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BarcelonaSpainCompleted
Hospital San Pedro De Alcántara
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CáceresSpainCompleted
Hospital Universitario De Salamanca
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SalamancaSpainCompleted
Hospital Universitario Y Politecnico La Fe
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ValenciaSpainCompleted
Universitair Medisch Centrum Groningen
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GroningenNetherlandsCompleted

This page is information, not medical advice. Discuss any trial with your doctor.