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Clinical Trial Summary

This is a Phase III open-label study to assess if camizestrant improves outcomes compared to standard adjuvant endocrine therapy for patients with ER+/HER2- early breast cancer with intermediate-high or high risk for disease recurrence who completed definitive locoregional therapy (with or without chemotherapy). The planned duration of treatment in either arm within the study will be 7 years.


Clinical Trial Description

This is a Phase III open-label study to assess if camizestrant improves outcomes compared to standard adjuvant endocrine therapy for patients with ER+/HER2- early breast cancer with intermediate-high or high risk for disease recurrence who completed definitive locoregional therapy (with or without chemotherapy). The planned duration of treatment in either arm of the study is 7 years. Eligible patients must have intermediate-high or high risk of recurrence as defined by specified clinical and biologic criteria. Concurrent use of abemaciclib is permitted in both arms. The primary endpoint of the study is Invasive breast cancer-free survival (IBCFS) and main secondary endpoints include Invasive disease-free survival (IDFS), Distant relapse-free survival (DRFS), Overall survival (OS), Safety and Clinical Outcome Assessments (COAs). Patients will be followed for 10 years from randomization of the last patient. ;


Study Design


Related Conditions & MeSH terms


NCT number NCT05952557
Study type Interventional
Source AstraZeneca
Contact AstraZeneca Clinical Study Information Center
Phone 1-877-240-9479
Email information.center@astrazeneca.com
Status Recruiting
Phase Phase 3
Start date October 5, 2023
Completion date May 6, 2037

See also
  Status Clinical Trial Phase
Recruiting NCT05774951 - A Study of Camizestrant in ER+/HER2- Early Breast Cancer After at Least 2 Years of Standard Adjuvant Endocrine Therapy Phase 3
Completed NCT02443467 - A Study to Determine the Safety and Tolerability of Herceptin as an Adjuvant Therapy of Early Breast Cancer N/A