A Study of Izalontamab Brengitecan Versus Chemotherapy in Participants With Previously Untreated, Locally Advanced, Recurrent Inoperable, or Metastatic Triple-negative Breast Cancer Ineligible for Anti-PD(L)1 Drugs (IZABRIGHT-Breast01)

NCT06926868 · Status: RECRUITING · Phase: PHASE2/PHASE3 · Type: INTERVENTIONAL · Enrollment: 500

Last updated 2026-04-30

No results posted yet for this study

Summary

The purpose of this study is to assess the efficacy and safety of iza-bren, a bi-specific antibody-drug conjugate against EGFR and HER3 with a topoisomerase inhibitor payload versus treatment of physician's choice (TPC) (paclitaxel, nab-paclitaxel, carboplatin plus gemcitabine, and capecitabine) for the treatment of first-line metastatic triple-negative breast cancer (TNBC) or estrogen receptor (ER)-low, human epidermal growth factor receptor 2 (HER2)-negative BC patients who are not candidates for anti-PD(L)1 therapy and endocrine therapies.

Conditions

  • Breast Neoplasms

Interventions

DRUG

Iza-bren

Specified dose on specified days

DRUG

Nab-paclitaxel

Specified dose on specified days

DRUG

Paclitaxel

Specified dose on specified days

DRUG

Capecitabine

Specified dose on specified days

DRUG

Carboplatin

Specified dose on specified days

DRUG

Gemcitabine

Specified dose on specified days

Sponsors & Collaborators

Principal Investigators

  • Bristol-Myers Squibb · Bristol-Myers Squibb

Study Design

Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Model
PARALLEL

Eligibility

Min Age
18 Years
Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2025-09-11
Primary Completion
2028-03-13
Completion
2030-05-15
FDA Drug
Yes

Countries

  • United States
  • Argentina
  • Australia
  • Austria
  • Brazil
  • Canada
  • Chile
  • China
  • Colombia
  • France
  • Germany
  • Greece
  • India
  • Israel
  • Italy
  • Japan
  • Mexico
  • Poland
  • Portugal
  • Romania
  • South Africa
  • South Korea
  • Spain
  • Sweden
  • Switzerland
  • Turkey (Türkiye)
  • United Arab Emirates
  • United Kingdom

Study Locations

More Related Trials

Entities

Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT06926868 on ClinicalTrials.gov