A Study of the Safety, Efficacy, and Pharmacokinetics of Tiragolumab in Combination With Atezolizumab and Chemotherapy in Participants With Triple-Negative Breast Cancer

NCT ID: NCT04584112

Last Updated: 2023-03-15

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE1

Total Enrollment

83 participants

Study Classification

INTERVENTIONAL

Study Start Date

2020-09-28

Study Completion Date

2023-03-08

Brief Summary

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The purpose of this study is to evaluate the safety, efficacy, and pharmacokinetics of tiragolumab in combination with atezolizumab and chemotherapy in participants with metastatic and early triple-negative breast cancer (TNBC).

Detailed Description

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Conditions

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Triple-Negative Breast Cancer

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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Cohort A: Tiragolumab and Atezolizumab + Nab-paclitaxel

Participants with first-line metastatic TNBC will receive tiragolumab and atezolizumab on Day 1 of every 28-day cycle plus nab-paclitaxel on Days 1, 8, and 15 of every 28-day cycle.

Group Type EXPERIMENTAL

Tiragolumab

Intervention Type DRUG

Tiragolumab 840 milligrams (mg) administered by intravenous (IV) infusion on Day 1 of every 28-day cycle.

Atezolizumab

Intervention Type DRUG

Atezolizumab 1680 mg administered by IV infusion on Day 1 of every 28-day cycle.

Nab-paclitaxel

Intervention Type DRUG

Nab-paclitaxel 100 milligrams per square meter (mg/m\^2) administered by IV infusion on Days 1, 8, and 15 of every 28-day cycle.

Cohort B: Tiragolumab and Atezolizumab + Nab-pac-carbo-AC

Participants with early TNBC in the neoadjuvant setting, who are eligible for surgery, will receive tiragolumab and atezolizumab every 2 weeks (Q2W) in combination with nab-paclitaxel weekly (QW) and carboplatin every 3 weeks (Q3W) for four cycles, followed by tiragolumab and atezolizumab in combination with doxorubicin and cyclophosphamide Q2W with granulocyte colony-stimulating factor (G-CSF; filgrastim or pegfilgrastim) or granulocyte-macrophage colony-stimulating factor (GM-CSF) support for four doses.

Group Type EXPERIMENTAL

Tiragolumab

Intervention Type DRUG

Tiragolumab 420 mg administered by IV infusion Q2W.

Atezolizumab

Intervention Type DRUG

Atezolizumab 840 mg administered by IV infusion Q2W.

Nab-paclitaxel

Intervention Type DRUG

Nab-paclitaxel 125 mg/m\^2 administered by IV infusion QW.

Carboplatin

Intervention Type DRUG

Carboplatin (area under the concentration-time curve \[AUC\]: 5 milligrams per milliliter per minute \[mg/mL/min\]) administered by IV infusion Q3W.

Doxorubicin

Intervention Type DRUG

Doxorubicin 60 mg/m\^2 Q2W administered by IV infusion.

Cyclophosphamide

Intervention Type DRUG

Cyclophosphamide 600 mg/m\^2 Q2W administered by IV infusion.

Granulocyte colony-stimulating factor (G-CSF)

Intervention Type DRUG

G-CSF support for four doses.

Granulocyte-macrophage colony-stimulating factor (GM-CSF)

Intervention Type DRUG

GM-CSF support for four doses.

Cohort B: Tiragolumab and Atezolizumab + Nab-pac-AC

Participantswith early TNBC in the neoadjuvant setting, who are eligible for surgery, will receive tiragolumab and atezolizumab Q2W in combination with nab-paclitaxel QW for 12 weeks, followed by tiragolumab and atezolizumab in combination with doxorubicin and cyclophosphamide Q2W with G-CSF (filgrastim or pegfilgrastim) or GM-CSF support for four doses.

Group Type EXPERIMENTAL

Tiragolumab

Intervention Type DRUG

Tiragolumab 420 mg administered by IV infusion Q2W.

Atezolizumab

Intervention Type DRUG

Atezolizumab 840 mg administered by IV infusion Q2W.

Nab-paclitaxel

Intervention Type DRUG

Nab-paclitaxel 125 mg/m\^2 administered by IV infusion QW.

Doxorubicin

Intervention Type DRUG

Doxorubicin 60 mg/m\^2 Q2W administered by IV infusion.

Cyclophosphamide

Intervention Type DRUG

Cyclophosphamide 600 mg/m\^2 Q2W administered by IV infusion.

Granulocyte colony-stimulating factor (G-CSF)

Intervention Type DRUG

G-CSF support for four doses.

Granulocyte-macrophage colony-stimulating factor (GM-CSF)

Intervention Type DRUG

GM-CSF support for four doses.

Interventions

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Tiragolumab

Tiragolumab 840 milligrams (mg) administered by intravenous (IV) infusion on Day 1 of every 28-day cycle.

Intervention Type DRUG

Atezolizumab

Atezolizumab 1680 mg administered by IV infusion on Day 1 of every 28-day cycle.

Intervention Type DRUG

Nab-paclitaxel

Nab-paclitaxel 100 milligrams per square meter (mg/m\^2) administered by IV infusion on Days 1, 8, and 15 of every 28-day cycle.

Intervention Type DRUG

Tiragolumab

Tiragolumab 420 mg administered by IV infusion Q2W.

Intervention Type DRUG

Atezolizumab

Atezolizumab 840 mg administered by IV infusion Q2W.

Intervention Type DRUG

Nab-paclitaxel

Nab-paclitaxel 125 mg/m\^2 administered by IV infusion QW.

Intervention Type DRUG

Carboplatin

Carboplatin (area under the concentration-time curve \[AUC\]: 5 milligrams per milliliter per minute \[mg/mL/min\]) administered by IV infusion Q3W.

Intervention Type DRUG

Doxorubicin

Doxorubicin 60 mg/m\^2 Q2W administered by IV infusion.

Intervention Type DRUG

Cyclophosphamide

Cyclophosphamide 600 mg/m\^2 Q2W administered by IV infusion.

Intervention Type DRUG

Granulocyte colony-stimulating factor (G-CSF)

G-CSF support for four doses.

Intervention Type DRUG

Granulocyte-macrophage colony-stimulating factor (GM-CSF)

GM-CSF support for four doses.

Intervention Type DRUG

Other Intervention Names

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Tecentriq Abraxane Tecentriq Abraxane Lipodox, Doxil filgrastim, pegfilgrastim

Eligibility Criteria

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Inclusion Criteria

Cohort A:

* Metastatic or locally advanced unresectable, histologically documented TNBC characterized by absence of human epidermal growth factor 2 (HER2), estrogen receptor (ER), and progesterone receptor (PR) expression
* Only patients with metastatic TNBC tumors that are centrally tested and found to be programmed death-ligand 1 (PD-L1) positive will be enrolled
* No prior chemotherapy or targeted systemic therapy for inoperable locally advanced or metastatic TNBC
* Eastern Cooperative Oncology Group performance status of 0 or 1
* Measurable disease, as assessed by the investigator according to RECIST v1.1
* Adequate hematologic and end-organ function

Cohort B:

* Eastern Cooperative Oncology Group (ECOG) performance status of 0 or 1
* Histologically documented TNBC (negative HER2, ER, and PR status)
* Confirmed tumor PD-L1 evaluation as documented through central testing of a representative tumor tissue specimen
* Primary breast tumor size of greater than (\>) 2 centimeters (cm) by at least one radiographic or clinical measurement
* Stage at presentation: cT2-cT4, cN0-cN3, cM0
* Baseline left ventricular ejection fraction (LVEF) greater than or equal to (\>/=) 53 percent (%) measured by echocardiogram (ECHO) or multiple-gated acquisition (MUGA) scans
* Adequate hematologic and end-organ function

Exclusion Criteria

Cohort A:

* Formalin-fixed, paraffin-embedded (FFPE) tumor tissue that is PD-L1 negative, as determined on the SP142 PD-L1 immunohistochemistry assay, with positivity defined as immune cells greater than or equal to (\>/=) 1%
* Spinal cord compression not definitively treated with surgery and/or radiation or previously diagnosed and treated spinal cord compression without evidence that disease has been clinically stable for \>2 weeks prior to initiation of study treatment
* Known central nervous system (CNS) disease, except for treated asymptomatic CNS metastases
* Leptomeningeal disease

Cohort B:

* History of invasive breast cancer
* Stage IV (metastatic) breast cancer
* Prior systemic therapy for treatment and prevention of breast cancer
* Previous therapy with anthracyclines, platinum, or taxanes for any malignancy
* Synchronous, bilateral invasive breast cancer
* Cardiopulmonary dysfunction
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Hoffmann-La Roche

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Clinical Trial

Role: STUDY_DIRECTOR

Hoffmann-La Roche

Locations

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University of Alabama at Birmingham

Birmingham, Alabama, United States

Site Status

Univ of Chicago

Chicago, Illinois, United States

Site Status

Levine Cancer Institute

Charlotte, North Carolina, United States

Site Status

Magee-Woman's Hospital

Pittsburgh, Pennsylvania, United States

Site Status

Tennessee Onc., PLLC - SCRI

Nashville, Tennessee, United States

Site Status

Mater Hospital; Cancer Services

South Brisbane, Queensland, Australia

Site Status

Fiona Stanley Hospital; FSH Cancer Centre Clinical Trials Unit

Bull Creek, Western Australia, Australia

Site Status

Hospital Sao Rafael - HSR

Salvador, Estado de Bahia, Brazil

Site Status

Hospital Araujo Jorge; Departamento de Ginecologia E Mama

Goiânia, Goiás, Brazil

Site Status

Hospital Sírio-Libanês

São Paulo, São Paulo, Brazil

Site Status

Clinica de Pesquisa e Centro de Estudos em Oncologia Ginecologica e Mamaria Ltda

São Paulo, São Paulo, Brazil

Site Status

Klinikum Essen-Mitte Ev. Huyssens-Stiftung / Knappschafts GmbH; Klinik für Senologie / Brustzentrum

Essen, , Germany

Site Status

Nationales Centrum für Tumorerkrankungen (NCT) ; Gyn. Onk. Frauenklinik; Uniklinikum Heidelberg

Heidelberg, , Germany

Site Status

Arkhangelsk Regional Clinical Oncology Dispensary

Arkhangelsk, Arhangelsk, Russia

Site Status

SBIH "Moscow Clinical Scientific and Practical Center named after A.S. Loginov of DHM"

Moskva, Moscow Oblast, Russia

Site Status

Blokhin Cancer Research Center; Combined Treatment

Moskva, Moscow Oblast, Russia

Site Status

Severance Hospital, Yonsei University Health System

Seoul, , South Korea

Site Status

Seoul National University Hospital

Seoul, , South Korea

Site Status

Asan Medical Center

Seoul, , South Korea

Site Status

Complejo Hospitalario Universitario de Santiago (CHUS) ; Servicio de Oncologia

Santiago de Compostela, LA Coruña, Spain

Site Status

Hospital Universitario Virgen Macarena; Servicio de Oncologia

Seville, , Spain

Site Status

Hospital Clínico Universitario de Valencia; Servicio de Oncología

Valencia, , Spain

Site Status

China Medical University Hospital; Surgery

Taichung, , Taiwan

Site Status

National Taiwan Uni Hospital; General Surgery

Taipei, , Taiwan

Site Status

Countries

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United States Australia Brazil Germany Russia South Korea Spain Taiwan

Other Identifiers

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2020-000531-47

Identifier Type: EUDRACT_NUMBER

Identifier Source: secondary_id

CO42177

Identifier Type: -

Identifier Source: org_study_id

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