SEP 4, 2026 · PHASE 4 TRIAL
A Study to Investigate Mechanisms of Resistance to Breast Cancer Therapies
ClinicalTrials.gov
This is a recruiting Phase 4 mechanistic study with no results posted; it aims to characterize resistance mechanisms via tissue and blood biomarkers but has not yet generated outcome data.
Reported
Planned enrollment320
Study phasePhase 4
Primary outcome measure (HER2 coh…Changes from baseline in HER2 protein level…