Recruitment

Recruitment Status
Recruiting

Summary

Conditions
  • Advanced Breast Cancer
  • Brain Metastases
  • HER2 Positive Breast Cancer
  • Leptomeningeal Metastasis
Type
Interventional
Phase
Phase 2
Design
Allocation: N/AIntervention Model: Single Group AssignmentIntervention Model Description: This is a multicenter, international, open-label, single-arm, multicohort, two-stage optimal Simon's design, phase II clinical trial. After confirmed eligibility, patients will be assigned to one of the following five study cohorts: Cohort 1: HER2-positive BC with non-progressing BM (after WBRT and/or SRS and or surgery.); Cohort 2: HER2-positive or HER2-low BC with asymptomatic untreated BM; Cohort 3: HER2-positive BC with progressing BMs after local treatment; Cohort 4: HER2-low expressing BC with progressing BMs after local treatment; Cohort 5: HER2-positive or HER2-low expressing BC with LMC Masking: None (Open Label)Primary Purpose: Treatment

Participation Requirements

Age
Between 18 years and 125 years
Gender
Both males and females

Description

Pretreated, unresectable locally advanced or metastatic Human Epidermal Growth Factor Receptor 2 (HER2)-positive or HER2-low expressing breast cancer (BC) with untreated or treated brain metastases (BMs) or leptomeningeal carcinomatosis (LMC).

Pretreated, unresectable locally advanced or metastatic Human Epidermal Growth Factor Receptor 2 (HER2)-positive or HER2-low expressing breast cancer (BC) with untreated or treated brain metastases (BMs) or leptomeningeal carcinomatosis (LMC).

Tracking Information

NCT #
NCT04420598
Collaborators
Daiichi Sankyo, Inc.
Investigators
Principal Investigator: Marta Vaz Batista, MD MedSIR