A Phase III Study of Bevacizumab and Paclitaxel in Combination With Atezolizumab as a Treatment for Locally Advanced Unresectable or Metastatic Hormone Receptor-positive HER2 Negative Breast Cancer
- Sponsor
- Japanese Foundation for Cancer Research
- Study ID
- NCT04732598
- Phase
- PHASE3
- Status
- Completed
Conditions
Eligibility Criteria
- Sex
- ALL
- Age
- 20 Years - N/A
- Healthy Volunteers
- Not accepted
Interventions
- Paclitaxel + bevacizumab therapy — DRUGThe following regimen will be continued as a 28-day course until disease progression or the criteria for treatment discontinuation are met. \[Paclitaxel\] 90mg/m\^2, day1,8,15, IV \[Bevacizumab\] 10mg/kg, day1,15, IV
- Paclitaxel + bevacizumab + atezolizumab — DRUGThe following regimen will be continued as a 28-day course until disease progression or the criteria for treatment discontinuation are met. \[Atezolizumab\] 840 mg/body, day 1,15, IV \[Paclitaxel\] 90mg/m\^2, day1,8,15, IV \[Bevacizumab\] 10mg/kg, day1,15, IV
Study Details
JCOG1919E (AMBITION) is a randomized, open-label, phase 3 trial to evaluate efficacy and safety of bevacizumab and paclitaxel in combination with atezolizumab comparing to bevacizumab and paclitaxel in patients with HR-positive HER2 negative metastatic breast cancer.
Key Dates
- Start date
- Jan 21, 2021
- Status verified
- Apr 2026
- Primary completion
- Sep 12, 2025
- Completion
- Mar 13, 2026
Study Design
- Enrollment
- 281 participants (actual)
- Allocation
- RANDOMIZED
- Intervention model
- PARALLEL
- Primary purpose
- TREATMENT
Arms
- Active Comparator: Arm A
- Experimental: Arm B
Primary Outcome Measure
Progression-free Survival (investigator-assessed) [ Time Frame: Up to 2years after last patient enrolled ]
Related coverage on Hipa.ai
- Atezolizumab Trial for HR+ HER2- Breast Cancer Completes Phase 3 StudyAtezolizumab · Sep 12, 2025 · ClinicalTrials.gov
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