Recruitment

Recruitment Status
Recruiting
Estimated Enrollment
Same as current

Summary

Conditions
Breast Neoplasms
Type
Interventional
Phase
Phase 2
Design
Allocation: RandomizedIntervention Model: Parallel AssignmentMasking: None (Open Label)Primary Purpose: Treatment

Participation Requirements

Age
Between 18 years and 125 years
Gender
Only males

Description

Based on Ki67 levels after two weeks of initial letrozole treatment in postmenopausal patients with hormone receptor positive, HER2 negative, stage II/III breast cancer, patients are either advised to continue letrozole treatment (if Ki67 <1%) or will be randomized between standard chemotherapy (AC-...

Based on Ki67 levels after two weeks of initial letrozole treatment in postmenopausal patients with hormone receptor positive, HER2 negative, stage II/III breast cancer, patients are either advised to continue letrozole treatment (if Ki67 <1%) or will be randomized between standard chemotherapy (AC-T) or ribociclib in combination with letrozole (if Ki67 ?1%).

Tracking Information

NCT #
NCT03283384
Collaborators
  • Novartis
  • Philips Healthcare
Investigators
Principal Investigator: Judith R Kroep, MD PhD Leiden University Medical Center Principal Investigator: Sabine C Linn, Prof. MD NKI-AvL Principal Investigator: Gerrit-Jan Liefers, MD PhD Leiden University Medical Center Study Director: A. E van Leeuwen-Stok, PhD BOOG Study Center