Bevacizumab Plus Paclitaxel Optimization Study With Interventional Aintenance Endocrine Therapy in Breast Cancer
BOOSTER
2 other identifiers
interventional
160
1 country
1
Brief Summary
To compare continuing bevacizumab + paclitaxel or switching to bevacizumab + endocrine maintenance therapy followed by bevacizumab + paclitaxel, after 1st line induction therapy with bevacizumab + paclitaxel in ER+HER2- advanced or metastatic breast cancer.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P75+ for phase_2
Started Jan 2014
Longer than P75 for phase_2
1 active site
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
Click on a node to explore related trials.
Study Timeline
Key milestones and dates
First Submitted
Initial submission to the registry
November 4, 2013
CompletedFirst Posted
Study publicly available on registry
November 21, 2013
CompletedStudy Start
First participant enrolled
January 1, 2014
CompletedPrimary Completion
Last participant's last visit for primary outcome
June 1, 2018
CompletedStudy Completion
Last participant's last visit for all outcomes
June 1, 2019
CompletedAugust 4, 2022
July 1, 2019
4.4 years
November 4, 2013
August 2, 2022
Conditions
Outcome Measures
Primary Outcomes (1)
Time to failure of strategy (TFS)
2.5 years
Secondary Outcomes (6)
2y Overall Survival rate
3.5 years
Overall Survival
3.5years
Progression Free Survival(PFS)
2.5years
QOL
2.5years
Biomarker(IMPACT assay Chips, whole blood, tumor tissue, Serum)
2.5years
- +1 more secondary outcomes
Study Arms (2)
Arm A
ACTIVE COMPARATORweekly paclitaxel + bevacizumab
Arm B
EXPERIMENTALendocrine therapy\* + bevacizumab then back to weekly paclitaxel + bevacizumab therapy (\*Letrozole, Anastrozole, Exemestane, Fulvestrant, LHRH Analogs + Aromatase inhibitors.)
Interventions
Eligibility Criteria
You may qualify if:
- Histologically confirmed adenocarcinoma of the breast
- Female aged 20-75 years old at getting informed consent
- HER2 negative disease (IHC 0/1+ or 2+ with FISH negative)
- Documented estrogen receptor (ER) positive (\>=1% by IHC)
- Inoperative locally advanced or metastatic breast cancer at enrolment
- Performance status (ECOG): 0-1 at enrolment
- Life expectancy of at least 3 months from enrolment
- No prior systemic therapy for recurrent breast cancer (excluding hormone therapy)
- No prior neo and/or adjuvant chemotherapy with taxane or adjuvant setting with a disease-free interval from completion of the taxane treatment to metastatic diagnosis of \>= 12 months
- Patients with measurable lesion regarding with Response Evaluation Criteria in Solid Tumors(RECIST) criteria or who have evaluable lesion
- Patients with only bone lesion will be acceptable if the osteolytic lesion has a measurable soft tissue component by MRI or CT
- No influence on protocol treatment is considered in case prior therapy or examination.
- Adequate following organ function within 2 weeks before starting treatment. The latest examination results should be adopted and blood transfusion or treatment of hematopoietic factor drugs is not allowed 2 weeks before examination.
- Absolute neutrophil count \>= 1500 /mm3 or white blood cell(WBC) count \>= 3000 /mm3
- Platelets \>=10 x 10000 /mm3
- +6 more criteria
You may not qualify if:
- Prior therapy with bevacizumab
- Active infection requiring intrvenous antibiotics at enrollment or infection with active HBV and/or HCV.
- Pregnancy, lactetion or in case of potentialy pregnancy women Not mind contraception in trial period.
- Known hypersensitivity to bevacizumab or paclitaxel
- History of hemoptysis (\>= 2.5mL of bright red blood per episord).
- Use of disulfiram,cyanamide, carmofur or procarbazine Hydrochloride
- Patients with CNS metastases (except for not symptomatic)
- Persistent Grade \>= 2 sensory neuropathy at enrollment
- Grade 3 \>= hypertension (\>= 2 use of antihypertensive drug)
- Evidence with arterial thromboembolism (Cerebral infarction, Myocardial infarction) or history within 1 year prior to enrollment.
- Evidence withvenous thromboembolism (deep vein thrombosis, pulmonary embolism) or history within 1 year prior to enrollment.
- History of GI perforation and/or serious abdominal fistula within 1 year prior to enrollment
- Cases that the investigator judged as inappropriate as the subject of this clinical study
Contact the study team to confirm eligibility.
Sponsors & Collaborators
- Japan Breast Cancer Research Grouplead
- Chugai Pharmaceuticalcollaborator
Study Sites (1)
Japan Breast Cancer Research Group
Chuo-ku, Nihonbashi, Koami-cho, Tokyo, 1030016, Japan
Related Publications (1)
Saji S, Taira N, Kitada M, Takano T, Takada M, Ohtake T, Toyama T, Kikawa Y, Hasegawa Y, Fujisawa T, Kashiwaba M, Ishida T, Nakamura R, Yamamoto Y, Toh U, Iwata H, Masuda N, Morita S, Ohno S, Toi M. Switch maintenance endocrine therapy plus bevacizumab after bevacizumab plus paclitaxel in advanced or metastatic oestrogen receptor-positive, HER2-negative breast cancer (BOOSTER): a randomised, open-label, phase 2 trial. Lancet Oncol. 2022 May;23(5):636-649. doi: 10.1016/S1470-2045(22)00196-6. Epub 2022 Apr 8.
PMID: 35405087DERIVED
MeSH Terms
Conditions
Interventions
Condition Hierarchy (Ancestors)
Intervention Hierarchy (Ancestors)
Study Officials
- PRINCIPAL INVESTIGATOR
Masakazu Toi, MD, PhD
Kyoto University, Graduate School of Medicine
- PRINCIPAL INVESTIGATOR
Shigehira Saji, MD, PhD
Fukushima Medical University
Study Design
- Study Type
- interventional
- Phase
- phase 2
- Allocation
- RANDOMIZED
- Masking
- NONE
- Purpose
- TREATMENT
- Intervention Model
- PARALLEL
- Sponsor Type
- OTHER
- Responsible Party
- SPONSOR
Study Record Dates
First Submitted
November 4, 2013
First Posted
November 21, 2013
Study Start
January 1, 2014
Primary Completion
June 1, 2018
Study Completion
June 1, 2019
Last Updated
August 4, 2022
Record last verified: 2019-07
Data Sharing
- IPD Sharing
- Will not share
Deidetified patient data will be made available upon reasonable request.