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A Study of Bevacizumab (Avastin) in Combination With Neoadjuvant Treatment Regimens in Participants With Primary Human Epidermal Growth Factor Receptor 2 (HER2) Negative Breast Cancer

A Multicenter, Randomized, Phase II Clinical Trial to Evaluate the Effect of Avastin in Combination With Neoadjuvant Treatment Regimens on the Molecular and Metabolic Characteristics and Changes in the Primary Tumors With Reference to the Obtained Responses in Patients With Large Primary HER2 Negative Breast Cancers

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00773695
Enrollment
150
Registered
2008-10-16
Start date
2008-11-07
Completion date
2022-11-09
Last updated
2023-01-09

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Breast Cancer

Brief summary

This study will evaluate the effect of bevacizumab in combination with chemotherapy or endocrine therapy, as preoperative treatment, in participants with HER2 negative breast cancer. Participants will be randomized to receive either chemotherapy (FEC100: Epirubicine 100 milligrams per square meter \[mg/m\^2\], 5-fluorouracil 600 mg/m\^2, and cyclophosphamide 600 mg/m\^2\] for 12 weeks followed by taxane (paclitaxel/docetaxel) for 12 weeks or endocrine therapy (an aromatase inhibitor\] daily for 24 weeks) with or without bevacizumab (15 milligrams per kilogram \[mg/kg\] as intravenous \[IV\] infusion every 3 weeks up 24 weeks).

Interventions

DRUGAromatase Inhibitor

Participants will receive aromatase inhibitor therapy, at a dose per investigator discretion, once daily for 24 weeks.

DRUGBevacizumab

Bevacizumab will be administered at a dose of 15 mg/kg as IV infusion every 3 weeks (or 10 mg/kg every other week in participants receiving weekly paclitaxel), for 24 weeks.

Participants will receive epirubicine at a dose of 100 mg/m\^2 as IV infusion every 3 weeks for 12 weeks.

Participants will receive 5FU at a dose of 600 mg/m\^2 as IV infusion every 3 weeks for 12 weeks.

DRUGCyclophosphamide

Participants will receive cyclophosphamide at a dose of 600 mg/m\^2 as IV infusion every 3 weeks for 12 weeks.

DRUGPaclitaxel

Participants will receive paclitaxel at a dose of 80 mg/m\^2 as IV infusion every week for 12 weeks.

DRUGDocetaxel

Participants will receive docetaxel at a dose of 100 mg/m\^2 as IV infusion every 3 weeks for 12 weeks.

Sponsors

Norwegian Radium Hospital
CollaboratorOTHER
Hoffmann-La Roche
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Histologically or cytologically confirmed, HER2-negative, men or pre- or post-menopausal women with primary operable adenocarcinoma of the breast, greater than or equal to (\>=) 2.5 centimeters (cm) in size * Eastern Cooperative Oncology Group (ECOG)/world health organization (WHO) performance status less than or equal to (\</=) 2 * Normal baseline cardiac function (Left Ventricular Ejection Fraction \[LVEF\])

Exclusion criteria

* Stage IV (metastatic) disease * Previous treatment for localized breast cancer less than (\<) 24 months from diagnosis of present breast cancer * Other previous or current cancer except for basal cell cancer or in situ cervical cancer * Current or recent use of aspirin (greater than \[\>\] 325 milligrams per day) * Clinically significant cardiovascular disease

Design outcomes

Primary

MeasureTime frame
Percentage of Participants With Messenger Ribonucleic Acid (mRNA) Markers of Pathological Complete Response, as Assessed by Magnetic Resonance Imaging (MRI)Baseline up to end of study treatment (approximately 24 weeks)

Secondary

MeasureTime frameDescription
Percentage of Participants With Type of SurgeryAt Surgery (Between Weeks 24 and 25)Percentage of participants with different surgery types (for example, Mastectomy, Tumorectomy/Breast conserving therapy (BCT), and Tumorectomy followed by mastectomy) will be reported.
Percentage of Participants With Axillary Lymph Node Dissection PerformedAt Surgery (Between Weeks 24 and 25)
Pathological Tumor Size, as Assessed by Histopathological ExaminationAt Surgery (Between Weeks 24 and 25)
Percentage of Participants With Presence of Tumor Cells Close to Resection MarginAt Surgery (Between Weeks 24 and 25)
Percentage of Participants With Tumor Deposit in Other Body PartsAt Surgery (Between Weeks 24 and 25)
Tumor Free Resection MarginAt Surgery (Between Weeks 24 and 25)
Pathological Tumor Size as Measure Using CaliperCycles 1 to 10 (cycle length=21 days), and Week 25
Pathological Tumor Size as Measure Using MRIBaseline, Weeks 12 and 25
Pathological Tumor Size as Measure Using MamographyBaseline, Weeks 12 and 25
Pathological Breast Tumor Size as Measure Using UltrasoundBaseline, Weeks 12 and 25
Percentage of Participants With Objective Pathological Complete Response, as Assessed by Clinical AssessmentBaseline up to end of study treatment (approximately 24 weeks)
Percentage of Participants With Eastern Cooperative Oncology Group (ECOG) Performance StatusScreening, Cycles 1 to 10 (cycle length=21 days), and Week 25
Percentage of Participants With Lymph Node InvolvementCycles 1 to 10 (cycle length=21 days), and Week 25
Percentage of Participants With Objective Tumor Response, as Assessed Using Response Evaluation Criteria in Solid Tumors (RECIST)Weeks 12 and 25
Percentage of Participants With New LesionsWeeks 12 and 25
Percentage of Participants With Molecular Changes in Protein Kinase ExpressionBaseline up to end of study treatment (approximately 24 weeks)
Percentage of Participants With Molecular Changes in Messenger Ribonucleic Acid (mRNA)/microRNA(miRNA)Baseline up to end of study treatment (approximately 24 weeks)
Percentage of Participants With Molecular Changes in Protein ExpressionBaseline up to end of study treatment (approximately 24 weeks)
Percentage of Participants With Single Nucleotide Polymorphism (SNP) Profiles Predicting Treatment ResponseBaseline up to end of study treatment (approximately 24 weeks)
Percentage of Participants With Treatment-Induced Changes in Tumor Cells as Determined by Number of Disseminated Tumor Cells in Bone MarrowBaseline up to end of study treatment (approximately 24 weeks)
Percentage of Participants With Treatment-Induced Changes in Tumor Cells as Determined by Number of Circulating Tumor Cells in Peripheral BloodBaseline up to end of study treatment (approximately 24 weeks)
Pathological Axilla Tumor Size as Measure Using UltrasoundBaseline, Weeks 12 and 25

Countries

Norway

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Mar 4, 2026