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Completed Phase 3 Interventional Results available

A Study of Atezolizumab and Paclitaxel Versus Placebo and Paclitaxel in Participants With Previously Untreated Locally Advanced or Metastatic Triple Negative Breast Cancer (TNBC)

ClinicalTrials.gov ID: NCT03125902

Public ClinicalTrials.gov record NCT03125902. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Jun 25, 2026, 8:07 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Phase III, Multicenter, Randomised, Double-Blind, Placebo-Controlled Study of Atezolizumab (Anti-Pd-L1 Antibody) in Combination With Paclitaxel Compared With Placebo With Paclitaxel for Patients With Previously Untreated Inoperable Locally Advanced or Metastatic Triple Negative Breast Cancer

Study identification

NCT ID
NCT03125902
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
Hoffmann-La Roche
Industry
Enrollment
653 participants

Conditions and interventions

Interventions

  • Atezolizumab (MPDL3280A), an engineered anti-PDL1 antibody Drug
  • Atezolizumab Placebo Drug
  • Paclitaxel Drug

Drug

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Aug 24, 2017
Primary completion
Nov 14, 2019
Completion
Jan 16, 2023
Last update posted
Mar 25, 2024

2017 – 2023

United States locations

U.S. sites
8
U.S. states
7
U.S. cities
8
Facility City State ZIP Site status
Stanford Cancer Center Stanford California 94305-5820
Florida Cancer Specialists; Department of Oncology Fort Myers Florida 33901-8101
Florida Cancer Specialist, North Region St. Petersburg Florida 33705
Northwest Georgia Oncology Centers PC - Marietta Marietta Georgia 30060
HCA Midwest Health Kansas City Missouri 64132
The Valley Hospital Paramus New Jersey 07652
Magee-Woman's Hospital Pittsburgh Pennsylvania 15213
Tennessee Oncology; Sarah Cannon Research Institute Nashville Tennessee 37203

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 153 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03125902, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Mar 25, 2024 · Synced Jun 25, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03125902 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →