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Studio di MP0533 in pazienti con leucemia mieloide acuta recidivante o refrattaria o sindrome mielodisplastica

22 settembre 2026 aggiornato da: Molecular Partners AG

Uno studio di fase 1/2a, primo sull'uomo, in aperto, multicentrico, di incremento della dose di MP0533 in pazienti con leucemia mieloide acuta recidivante/refrattaria (R/R) o sindrome mielodisplastica (MDS)

The purpose of this study is to evaluate the safety, tolerability, and preliminary activity of MP0533 in patients with acute myeloid leukemia (AML) or myelodysplastic syndrome (MDS)

Panoramica dello studio

Stato

Completato

Condizioni

Intervento / Trattamento

Tipo di studio

Interventistico

Iscrizione (Effettivo)

80

Fase

  • Fase 1

Contatti e Sedi

Questa sezione fornisce i recapiti di coloro che conducono lo studio e informazioni su dove viene condotto lo studio.

Luoghi di studio

  • Francia
      • Bordeaux, Francia
        • CHU Bordeaux
      • Paris, Francia, 75010
        • AP-HP Hôpital Saint-Louis
      • Toulouse, Francia
        • IUCT Oncopole
  • Lituania
      • Vilnius, Lituania
        • Vilnius University Hospital Santaros Klinikos
  • Olanda
      • Amsterdam, Olanda
        • Amsterdam UMC - Locatie VUmc
      • Rotterdam, Olanda
        • Erasmus MC
    • Provincie Groningen
      • Groningen, Provincie Groningen, Olanda
        • Groningen UMC
  • Svizzera
    • Canton of Bern
      • Bern, Canton of Bern, Svizzera, 3010
        • Inselspital, Universitaetsspital Bern
    • Canton of Zurich
      • Zurich, Canton of Zurich, Svizzera, 8006
        • Universitaetsspital Zuerich

Criteri di partecipazione

I ricercatori cercano persone che corrispondano a una certa descrizione, chiamata criteri di ammissibilità. Alcuni esempi di questi criteri sono le condizioni generali di salute di una persona o trattamenti precedenti.

Criteri di ammissibilità

Età idonea allo studio

18 anni e precedenti (Adulto, Adulto più anziano)

Accetta volontari sani

No

Sessi ammissibili allo studio

Tutto

Descrizione

Inclusion Criteria:

  • Has signed and dated written informed consent prior to performing any study procedure, including screening
  • Diagnosis of relapsed/refractory AML or relapsed/refractory MDS/AML according to the ELN recommendation 2022.
  • Age ≥18 years old on the day of signing informed consent
  • Eastern Cooperative Oncology Group (ECOG) performance status (PS) 0 to 2
  • Anticipated life expectancy ≥ 12 weeks by investigator judgement
  • White blood count (WBC) ≤ 15G/L at day of trial drug infusion
  • Adequate renal and hepatic function
  • Is using highly effective contraception, for females of childbearing potential and for men

Exclusion Criteria:

  • Mixed phenotype acute leukemia
  • Patients with favorable AML mutations according to ELN recommendation 2022 and 2024
  • Allogeneic HCT within the last 3 months and/or eligibility for standard 2nd line of targeted therapy, like gilteritinib for FLT3 mutated AML, unless this therapeutic option has already been given and proven ineffective (patient relapsed or resistant to), or contraindicated, or confounding mutations exist, or there is a lack of access to this recommended therapy.
  • More than 2 prior lines of anti-leukemic therapy
  • Active GvHD requiring immune-suppressive therapy
  • Use of immunosuppressive drugs
  • Clinical signs of AML in the central nervous system
  • Major surgery within 28 days prior to start of study medication
  • Other malignancy requiring active therapy, but adjuvant endocrine therapy is allowed
  • Any uncontrolled active infection
  • Treatment with investigational agents or agents targeting CD33, CD123 or CD70 within 4 weeks or five times the half-life of the agent, whichever is longer, prior to start of trial medication
  • Left ventricular ejection fraction of < 50% on echocardiographic exam at screening
  • History or evidence of clinically significant cardiovascular disease
  • Pulmonary disease with clinically relevant hypoxia
  • Active hepatitis
  • Concurrent enrolment in another clinical trial, unless it is an observational (non-interventional) study or it is the follow-up period of an interventional study
  • Known hypersensitivity to any of the excipients of the investigational medicinal product (IMP), i.e. finished MP0533 drug

Dose Expansion Group (Arm B in treatment-naïve patients only):

Inclusion

• Treatment-naïve patients who are eligible to AZA+VEN as standard of care

Dose Escalation and Expansion Groups (Arm B only):

Exclusion

  1. received VEN in prior treatment lines
  2. received strong and/or moderate CYP3A inducers within 7 days before the initiation of AZA/VEN regimen;
  3. Has consumed grapefruit, grapefruit products, Seville oranges or Starfruit within 3 days before the initiation of AZA/VEN regimen;
  4. Has a malabsorption syndrome or other condition that precludes the enteral route of administration of VEN.

Piano di studio

Questa sezione fornisce i dettagli del piano di studio, compreso il modo in cui lo studio è progettato e ciò che lo studio sta misurando.

Come è strutturato lo studio?

Dettagli di progettazione

  • Scopo principale: Trattamento
  • Assegnazione: Non randomizzato
  • Modello interventistico: Assegnazione sequenziale
  • Mascheramento: Nessuno (etichetta aperta)

Armi e interventi

Gruppo di partecipanti / Arm
Intervento / Trattamento
Sperimentale: Dose escalation (Part 1)

• MP0533 is administered by intravenous infusion
Droga: MP0533 (multispecific DARPin CD3 Engager Targeting CD33, CD123 and CD70) monotherapy, Part 1

MP0533 is administered by intravenous infusion

Altri nomi:
  • Parte 1
Sperimentale: Dose escalation (Part 2 - Arm A)
  • MP0533 is administered by intravenous infusion
  • Obinutuzumab pretreatment administered
Droga: MP0533 (multispecific DARPin CD3 Engager Targeting CD33, CD123 and CD70) monotherapy, Part 2-Arm A
  • MP0533 is administered by intravenous infusion
  • Obinutuzumab pretreatment administered
Altri nomi:
  • Parte 2 - ARM A
Sperimentale: Dose escalation (Part 2 - Arm B)
  • MP0533 is administered by intravenous infusion
  • Azacitidine is administered by subcutaneous injection for 7 days per cycle
  • Venetoclax is administered orally for 14 days per cycle
  • Optional Obinutuzumab pretreatment administered
Droga: MP0533 (multispecific DARPin CD3 Engager Targeting CD33, CD123 and CD70) + azacitidine + venetoclax
  • MP0533 is administered by intravenous infusion
  • Azacitidine is administered by subcutaneous injection for 7 days per cycle
  • Venetoclax is administered orally for 14 days per cycle
  • Optional obinutuzumab pretreatment administered
Altri nomi:
  • Parte 2 - braccio B
Sperimentale: Dose expansion (Arm A)
  • MP0533 is administered by intravenous infusion at densified dosing schedule
  • Obinutuzumab pretreatment administered
Droga: MP0533 with Obinutuzumab pretreatment
  • MP0533 is administered by intravenous infusion at densified dosing schedule
  • Obinutuzumab pretreatment administered
Altri nomi:
  • Braccio A
Sperimentale: Dose expansion (Arm B relapsed/refractory AML)
  • MP0533 is administered by intravenous infusion
  • Azacitidine is administered by subcutaneous injection for 7 days per cycle
  • Venetoclax is administered orally for 14 days per cycle
  • Optional Obinutuzumab pretreatment administered
Droga: MP0533 + azacitidine + venetoclax with optional Obinutuzumab pretreatment, Arm B in treatment naïve patients
  • MP0533 is administered by intravenous infusion
  • Azacitidine is administered by subcutaneous injection for 7 days per cycle
  • Venetoclax is administered orally for 14 days per cycle
  • Optional obinutuzumab pretreatment administered
Altri nomi:
  • Braccio B nei pazienti ingenui di trattamento
Sperimentale: Dose expansion (Arm B in treatment naïve patients)
  • MP0533 is administered by intravenous infusion
  • Azacitidine is administered by subcutaneous injection for 7 days per cycle
  • Venetoclax is administered orally for 14 days per cycle
  • Optional obinutuzumab pretreatment administered
Droga: MP0533 + azacitidine + venetoclax with optional Obinutuzumab pretreatment, Arm B relapsed/refractory AML
  • MP0533 is administered by intravenous infusion
  • Azacitidine is administered by subcutaneous injection for 7 days per cycle
  • Venetoclax is administered orally for 14 days per cycle
  • Optional obinutuzumab pretreatment administered
Altri nomi:
  • AML recidiva/refrattario del braccio B

Cosa sta misurando lo studio?

Misure di risultato primarie

Misura del risultato
Misura Descrizione
Lasso di tempo
Phase 1 dose escalation: Recommended Phase 2 Dose Regimen and/or Maximum Tolerated Dose Regimen
Lasso di tempo: from start of treatment to end of first cycle (day 1 - 28)

Incidence of dose limiting toxicities, assessment of toxicity/safety, pharmacokinetic and efficacy parameters
from start of treatment to end of first cycle (day 1 - 28)
Phase 2 dose extension: Overall Response Rate
Lasso di tempo: throughout the study (on average 3 months)

Best overall response of complete remission (CR), complete remission with partial hematological recovery (CRh), complete remission with incomplete hematological recovery (CRi), morphologic leukemia-free state (MLFS) and partial remission (PR) according to the European LeukemiaNet (ELN) response criteria 2022
throughout the study (on average 3 months)

Misure di risultato secondarie

Misura del risultato
Misura Descrizione
Lasso di tempo
Serum Concentration-time profiles (max. serum)
Lasso di tempo: throughout the study (on average 1 year)

Determination of PK parameters including (but not limited to) maximum serum concentration (Cmax)
throughout the study (on average 1 year)
Serum Concentration-time profiles (at Cmax (Tmax))
Lasso di tempo: throughout the study (on average 1 year)

Determination of PK parameters including (but not limited to) time at Cmax (Tmax)
throughout the study (on average 1 year)
Serum Concentration-time profiles (min. serum concentration)
Lasso di tempo: throughout the study (on average 1 year)

Determination of PK parameters including (but not limited to) minimal serum concentration (Cmin)
throughout the study (on average 1 year)
Area under the concentration-time curve (AUC)
Lasso di tempo: throughout the study (on average 1 year)

Pharmacokinetic (PK) analysis of MP0533
throughout the study (on average 1 year)
Total Clearance (CL)
Lasso di tempo: throughout the study (on average 1 year)

PK analysis of MP0533
throughout the study (on average 1 year)
Volume of distribution (Vd)
Lasso di tempo: throughout the study (on average 1 year)

PK analysis of MP0533
throughout the study (on average 1 year)
Half-life (t1/2)
Lasso di tempo: throughout the study (on average 1 year)

PK analysis of MP0533
throughout the study (on average 1 year)
Incidence of adverse events (AEs) as a measure of safety
Lasso di tempo: throughout the study (on average 1 year)

Type, incidence and severity of AEs according to National Cancer Institute Common Terminology Criteria for Adverse Events (NCI CTCAE) v5.0
throughout the study (on average 1 year)
Event free survival (EFS)
Lasso di tempo: throughout the study (on average 1 year)

time from the date of first study treatment administration to the date of treatment failure, hematologic relapse from CR/CRh/CRi or death from any cause
throughout the study (on average 1 year)
Duration of response (DoR)
Lasso di tempo: throughout the study (on average 1 year)

time from the start date of CR, CRh, CRi, MLFS or PR to relapse or death
throughout the study (on average 1 year)
Overall survival (OS)
Lasso di tempo: throughout the study (up to 3 years)

time from the date of first study treatment administration to the date of death
throughout the study (up to 3 years)
Transfusion-Independence (TI)
Lasso di tempo: throughout the study (on average 1 year)

portion of subjects who achieved RBC/platelet transfusion independence post baseline
throughout the study (on average 1 year)
Number of patients proceeding to a stem cell transplantation
Lasso di tempo: throughout the study (on average 1 year)

Number of patients proceeding to a stem cell transplantation
throughout the study (on average 1 year)

Collaboratori e investigatori

Qui è dove troverai le persone e le organizzazioni coinvolte in questo studio.

Sponsor

Molecular Partners AG

Pubblicazioni e link utili

La persona responsabile dell'inserimento delle informazioni sullo studio fornisce volontariamente queste pubblicazioni. Questi possono riguardare qualsiasi cosa relativa allo studio.

Pubblicazioni generali

Studiare le date dei record

Queste date tengono traccia dell'avanzamento della registrazione dello studio e dell'invio dei risultati di sintesi a ClinicalTrials.gov. I record degli studi e i risultati riportati vengono esaminati dalla National Library of Medicine (NLM) per assicurarsi che soddisfino specifici standard di controllo della qualità prima di essere pubblicati sul sito Web pubblico.

Studia le date principali

Inizio studio (Effettivo)

29 dicembre 2022

Completamento primario (Effettivo)

29 maggio 2026

Completamento dello studio (Effettivo)

14 settembre 2026

Date di iscrizione allo studio

Primo inviato

14 dicembre 2022

Primo inviato che soddisfa i criteri di controllo qualità

4 gennaio 2023

Primo Inserito (Effettivo)

6 gennaio 2023

Aggiornamenti dei record di studio

Ultimo aggiornamento pubblicato (Effettivo)

25 settembre 2026

Ultimo aggiornamento inviato che soddisfa i criteri QC

22 settembre 2026

Ultimo verificato

1 settembre 2026

Maggiori informazioni

Termini relativi a questo studio

Parole chiave

Termini MeSH pertinenti aggiuntivi

Altri numeri di identificazione dello studio

  • MP0533-CP101
  • 2022-002432-31 (Numero EudraCT)
  • 2023-505259-39-00 (Ctis)
  • 2023 (Sovvenzione/contratto NIH degli Stati Uniti)

Informazioni su farmaci e dispositivi, documenti di studio

Studia un prodotto farmaceutico regolamentato dalla FDA degli Stati Uniti

No

Studia un dispositivo regolamentato dalla FDA degli Stati Uniti

No

Queste informazioni sono state recuperate direttamente dal sito web clinicaltrials.gov senza alcuna modifica. In caso di richieste di modifica, rimozione o aggiornamento dei dettagli dello studio, contattare register@clinicaltrials.gov. Non appena verrà implementata una modifica su clinicaltrials.gov, questa verrà aggiornata automaticamente anche sul nostro sito web .

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