CI

At a glance

ClinicalIndex Comparison Record
Phase 3Completed· 333 enrolled
Drug / intervention
Atezolizumab (MPDL3280A), an engineered anti-PDL1 antibody +6 moredrug
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT03197935
NCT03197935Phase 3Completed

A Phase III Randomized Study to Investigate the Efficacy and Safety of Atezolizumab (Anti-PD-L1 Antibody) in Combination With Neoadjuvant Anthracycline/Nab-Paclitaxel-Based Chemotherapy Compared With Placebo and Chemotherapy in Patients With Primary Invasive Triple-Negative Breast Cancer

Hoffmann-La Roche·interventional·Posted Jun 23, 2017·Updated Oct 26, 2023

In Brief

A Phase 3 clinical trial evaluating Atezolizumab (MPDL3280A), an engineered anti-PDL1 antibody, Placebo, and 5 other interventions for Triple-negative Breast Cancer. Completed, enrolled 333 participants across 68 sites in 13 countries.

Detailed Summary

This is a global Phase III, double-blind, randomized, placebo-controlled study designed to evaluate the efficacy and safety of neoadjuvant treatment with atezolizumab (anti-programmed death-ligand 1 \[anti-PD-L1\] antibody) and nab-paclitaxel followed by doxorubicin and cyclophosphamide (nab-pac-AC), or placebo and nab-pac-AC in participants eligible for surgery with initial clinically assessed triple-negative breast cancer (TNBC).

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
CountriesAustralia, Belgium, Brazil, Canada, Germany, Italy, Japan, Poland, South Korea, Spain, Taiwan, United Kingdom, United States
Collaborators--

Timeline

Phase 3CompletedFinished
201820192020202120222023202420252026
First PostedJun 23, 2017
Enrollment StartJul 24, 2017
Primary CompletionApr 3, 2020
Study CompletionSep 28, 2022
TodayJul 2, 2026
Enrollment to primary: 2.7 yearsPosted 9.0 years ago

Interventions

Atezolizumab (MPDL3280A), an engineered anti-PDL1 antibodydrug

Atezolizumab was administered as per schedule described in respective arm.

Placebodrug

Placebo matched to atezolizumab was administered as per schedule described in respective arm.

Nab-paclitaxeldrug

Nab-paclitaxel was administered as per schedule described in the arms.

Doxorubicindrug

Doxorubicin was administered as per schedule described in the arms.

Cyclophosphamidedrug

Cyclophosphamide was administered as per schedule described in the arms.

Filgrastimdrug

Filgrastim was administered according to local prescribing information as determined by the Investigator for 4 doses after completion of initial 12 weeks.

Pegfilgrastimdrug

Pegfilgrastim was administered according to local prescribing information as determined by the Investigator for 4 doses after completion of initial 12 weeks.