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Completed Phase 1Phase 2 Interventional

Atezolizumab in Combination With Temozolomide and Radiation Therapy in Treating Patients With Newly Diagnosed Glioblastoma

ClinicalTrials.gov ID: NCT03174197

Public ClinicalTrials.gov record NCT03174197. 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 Sep 9, 2026, 1:59 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

Phase I/II Study to Evaluate the Safety and Clinical Efficacy of Atezolizumab (aPDL1) in Combination With Temozolomide and Radiation in Patients With Newly Diagnosed Glioblastoma (GBM)

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

This phase I/II trial studies the side effects and how well atezolizumab works in combination with temozolomide and radiation therapy in treating patients with newly diagnosed glioblastoma. Immunotherapy with monoclonal antibodies, such as atezolizumab, may help the body's immune system attack the cancer, and may interfere with the ability of tumor cells to grow and spread. Drugs used in chemotherapy, such as temozolomide, work in different ways to stop the growth of tumor cells, either by killing the cells, by stopping them from dividing, or by stopping them from spreading. Radiation therapy uses high energy beams to kill tumor cells and shrink tumors. It is not yet known how well atezolizumab works in combination with temozolomide and radiation therapy in treating patients with glioblastoma.

Study identification

NCT ID
NCT03174197
Recruitment status
Completed
Study type
Interventional
Phase
Phase 1, Phase 2
Enrollment
60 participants

Conditions and interventions

Interventions

Drug · Radiation

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
Jun 29, 2017
Primary completion
Sep 16, 2025
Completion
Sep 16, 2025
Last update posted
Sep 23, 2025

2017 – 2025

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
M D Anderson Cancer Center Houston Texas 77030

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

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03174197, 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 Sep 23, 2025 · Synced Sep 9, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03174197 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →