MedPath

Study of Novel Regimens in Relapsed or Refractory Multiple Myeloma

Phase 1
Terminated
Conditions
Multiple Myeloma
Interventions
Registration Number
NCT05289492
Lead Sponsor
iTeos Belgium SA
Brief Summary

This is a multicenter, open-label, phase I/II clinical study, to assess the safety, tolerability, antitumor activity, pharmacokinetics and pharmacodynamics of EOS884448 (also known as EOS-448 or GSK4428859A), alone or in combination with iberdomide with and without dexamethasone in participants with relapsed/refractory multiple myeloma (RRMM).

Detailed Description

Not available

Recruitment & Eligibility

Status
TERMINATED
Sex
All
Target Recruitment
16
Inclusion Criteria
  • All participants must have a documented diagnosis of relapse/refractory Multiple Myeloma and have measurable disease as defined per IMWG criteria.
  • All participants must have received at least 3 prior lines of MM therapy with IMiD, PI and Anti-CD-38, and progressed on their last therapy (prior BCMA targeted therapy allowed).
  • All participants must have Eastern Cooperative Oncology Group (ECOG) Performance Status of 0,1or 2.
  • All participants must have adequate organ function.
  • Females of childbearing potential (FCBP) or male participant must agree to follow contraception requirements.
Exclusion Criteria
  • All participants with non-secretory MM
  • All participants with known auto-immune disease
  • All participants with history of life-threatening toxicity related to prior immune therapy.
  • All participants with active graft versus host disease after allogeneic stem cell transplantation.
  • All participants with active, unstable cardiovascular function.
  • All participants with active infection requiring systemic therapy.
  • All participants with hypersensitivity to any of the treatments.
  • All participants with any active gastrointestinal dysfunction that prevents the patient from swallowing tablets or interferes with absorption of study treatment.

Study & Design

Study Type
INTERVENTIONAL
Study Design
SEQUENTIAL
Arm && Interventions
GroupInterventionDescription
B: Participants will receive EOS884448 and iberdomideEOS884448EOS884448 and iberdomide will be administered
C: Participants will receive EOS884448, iberdomide and dexamethasoneEOS884448EOS884448, iberdomide and dexamethasone will be administered
A: Participants will receive EOS884448EOS884448EOS884448 will be administered
C: Participants will receive EOS884448, iberdomide and dexamethasoneDexamethasoneEOS884448, iberdomide and dexamethasone will be administered
B: Participants will receive EOS884448 and iberdomideIberdomideEOS884448 and iberdomide will be administered
C: Participants will receive EOS884448, iberdomide and dexamethasoneIberdomideEOS884448, iberdomide and dexamethasone will be administered
Primary Outcome Measures
NameTimeMethod
Number of participants with overall response (partial or better) as determined by IMWG criteriaup to 2 years
Number of participants with any adverse events (AEs) and serious adverse events (SAEs)From first study treatment administration up to 120 days after the last dose
Recommended Phase 2 dose (RP2D) of EOS884448 alone or in combinations with iberdomide with or without dexamethasone in participants with relapse/refractory multiple myelomaup to 2 years
Number of participants with dose limiting toxicity (DLT)From first study treatment administration up to 120 days after the last dose
Secondary Outcome Measures
NameTimeMethod
Time to Response (TTR)Approximately 48 weeks
Maximum concentration (Cmax) of EOS884448 at each dose levelApproximately 48 weeks
Duration of Response (DOR)Until disease progression or death - Approximately 24 months
Progression-free-survival (PFS)Until disease progression or death - Approximately 24 months
Percentage of participants with anti-drug antibodies to EOS884448Approximately 48 weeks

Trial Locations

Locations (13)

Fred Hutchinson Cancer Center

🇺🇸

Seattle, Washington, United States

Eastern Connecticut Hematology & Oncology

🇺🇸

Norwich, Connecticut, United States

ZNA Cadix

🇧🇪

Antwerp, Belgium

Institut Jules Bordet

🇧🇪

Brussels, Belgium

Universitaire Ziekenhuizen KU Leuven

🇧🇪

Leuven, Belgium

CHU Amiens

🇫🇷

Amiens, France

Centre Hospitalier Universitaire de Nantes

🇫🇷

Nantes, France

CHU de Poitiers

🇫🇷

Poitiers, France

APHP Hôpital Saint-Antoine

🇫🇷

Paris, France

Hospital Fundacion Jimenez Diaz

🇪🇸

Madrid, Spain

CHU Toulouse

🇫🇷

Toulouse, France

Banner MD Anderson

🇺🇸

Gilbert, Arizona, United States

Hackensack University Medical Center

🇺🇸

Hackensack, New Jersey, United States

© Copyright 2025. All Rights Reserved by MedPath