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Active, not recruiting Phase 2 Interventional Results available

Testing the Addition of the Immune Therapy Drugs, Tocilizumab and Atezolizumab, to Radiation Therapy for Recurrent Glioblastoma

ClinicalTrials.gov ID: NCT04729959

Public ClinicalTrials.gov record NCT04729959. 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 6, 2026, 2:10 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 Safety Run-In and Phase II Study Evaluating the Efficacy, Safety, and Impact on the Tumor Microenvironment of the Combination of Tocilizumab, Atezolizumab, and Fractionated Stereotactic Radiotherapy in Recurrent Glioblastoma

Brief summary

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

This phase II trial studies the best dose and effect of tocilizumab in combination with atezolizumab and stereotactic radiation therapy in treating glioblastoma patients whose tumor has come back after initial treatment (recurrent). Tocilizumab is a monoclonal antibody that binds to receptors for a protein called interleukin-6 (IL-6), which is made by white blood cells and other cells in the body as well as certain types of cancer. This may help lower the body's immune response and reduce inflammation. 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. Fractionated stereotactic radiation therapy uses special equipment to precisely deliver multiple, smaller doses of radiation spread over several treatment sessions to the tumor. The goal of this study is to change a tumor that is unresponsive to cancer therapy into a more responsive one. Therapy with fractionated stereotactic radiotherapy in combination with tocilizumab may suppress the inhibitory effect of immune cells surrounding the tumor and consequently allow an immunotherapy treatment by atezolizumab to activate the immune response against the tumor. Combination therapy with tocilizumab, atezolizumab and fractionated stereotactic radiation therapy may shrink or stabilize the cancer better than radiation therapy alone in patients with recurrent glioblastoma.

Study identification

NCT ID
NCT04729959
Recruitment status
Active, not recruiting
Study type
Interventional
Phase
Phase 2
Enrollment
61 participants

Conditions and interventions

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
Mar 10, 2022
Primary completion
Jun 14, 2025
Completion
Sep 3, 2026
Last update posted
Aug 26, 2026

2022 – 2026

United States locations

U.S. sites
110
U.S. states
25
U.S. cities
92
Facility City State ZIP Site status
Kaiser Permanente-Anaheim Anaheim California 92806
Kaiser Permanente-Bellflower Bellflower California 90706
Kaiser Permanente Los Angeles Medical Center Los Angeles California 90027
Los Angeles General Medical Center Los Angeles California 90033
USC / Norris Comprehensive Cancer Center Los Angeles California 90033
Kaiser Permanente-Ontario Ontario California 91761
UC Irvine Health/Chao Family Comprehensive Cancer Center Orange California 92868
Sutter Cancer Centers Radiation Oncology Services-Roseville Roseville California 95661
Sutter Roseville Medical Center Roseville California 95661
Sutter Medical Center Sacramento Sacramento California 95816
University of California Davis Comprehensive Cancer Center Sacramento California 95817
Kaiser Permanente-San Diego Zion San Diego California 92120
California Pacific Medical Center-Pacific Campus San Francisco California 94115
UCHealth University of Colorado Hospital Aurora Colorado 80045
UCHealth Memorial Hospital Central Colorado Springs Colorado 80909
Memorial Hospital North Colorado Springs Colorado 80920
Poudre Valley Hospital Fort Collins Colorado 80524
Cancer Care and Hematology-Fort Collins Fort Collins Colorado 80528
UCHealth Greeley Hospital Greeley Colorado 80631
Medical Center of the Rockies Loveland Colorado 80538
Boca Raton Regional Hospital Boca Raton Florida 33486
Baptist MD Anderson Cancer Center Jacksonville Florida 32207
Miami Cancer Institute Miami Florida 33176
Orlando Health Cancer Institute Orlando Florida 32806
Moffitt Cancer Center Tampa Florida 33612
Illinois CancerCare-Bloomington Bloomington Illinois 61704
Illinois CancerCare-Canton Canton Illinois 61520
Illinois CancerCare-Carthage Carthage Illinois 62321
Centralia Oncology Clinic Centralia Illinois 62801
Rush MD Anderson Cancer Center Chicago Illinois 60612
Carle at The Riverfront Danville Illinois 61832
Cancer Care Specialists of Illinois - Decatur Decatur Illinois 62526
Decatur Memorial Hospital Decatur Illinois 62526
Carle Physician Group-Effingham Effingham Illinois 62401
Crossroads Cancer Center Effingham Illinois 62401
Illinois CancerCare-Eureka Eureka Illinois 61530
NorthShore University HealthSystem-Evanston Hospital Evanston Illinois 60201
Illinois CancerCare-Galesburg Galesburg Illinois 61401
Illinois CancerCare-Kewanee Clinic Kewanee Illinois 61443
Illinois CancerCare-Macomb Macomb Illinois 61455
Carle Physician Group-Mattoon/Charleston Mattoon Illinois 61938
Cancer Care Center of O'Fallon O'Fallon Illinois 62269
Illinois CancerCare-Ottawa Clinic Ottawa Illinois 61350
Illinois CancerCare-Pekin Pekin Illinois 61554
Illinois CancerCare-Peoria Peoria Illinois 61615
OSF Saint Francis Medical Center Peoria Illinois 61637
Illinois CancerCare-Peru Peru Illinois 61354
Illinois CancerCare-Princeton Princeton Illinois 61356
Carle Cancer Center Urbana Illinois 61801
Illinois CancerCare - Washington Washington Illinois 61571
University of Kansas Cancer Center Kansas City Kansas 66160
University of Kansas Cancer Center-Overland Park Overland Park Kansas 66210
University of Kansas Hospital-Indian Creek Campus Overland Park Kansas 66211
University of Kansas Hospital-Westwood Cancer Center Westwood Kansas 66205
Ascension Via Christi Hospitals Wichita Wichita Kansas 67214
MaineHealth Maine Medical Center - Portland Portland Maine 04102
MaineHealth Cancer Care Center of York County Sanford Maine 04073
MaineHealth Maine Medical Center- Scarborough Scarborough Maine 04074
MaineHealth Cancer Care and IV Therapy - South Portland South Portland Maine 04106
UMass Memorial Medical Center - University Campus Worcester Massachusetts 01655
Research Medical Center Kansas City Missouri 64132
University of Kansas Cancer Center - North Kansas City Missouri 64154
University of Kansas Cancer Center - Lee's Summit Lee's Summit Missouri 64064
University of Kansas Cancer Center at North Kansas City Hospital North Kansas City Missouri 64116
Benefis Sletten Cancer Institute Great Falls Montana 59405
Logan Health Medical Center Kalispell Montana 59901
Renown Regional Medical Center Reno Nevada 89502
Jersey Shore Medical Center Neptune City New Jersey 07753
Overlook Hospital Summit New Jersey 07902
NYP/Columbia University Medical Center/Herbert Irving Comprehensive Cancer Center New York New York 10032
Stony Brook University Medical Center Stony Brook New York 11794
Sanford Broadway Medical Center Fargo North Dakota 58122
Sanford Roger Maris Cancer Center Fargo North Dakota 58122
University of Cincinnati Cancer Center-UC Medical Center Cincinnati Ohio 45219
Cleveland Clinic Foundation Cleveland Ohio 44195
Ohio State University Comprehensive Cancer Center Columbus Ohio 43210
Riverside Methodist Hospital Columbus Ohio 43214
University of Cincinnati Cancer Center-West Chester West Chester Ohio 45069
University of Oklahoma Health Sciences Center Oklahoma City Oklahoma 73104
Legacy Mount Hood Medical Center Gresham Oregon 97030
Legacy Good Samaritan Hospital and Medical Center Portland Oregon 97210
Legacy Meridian Park Hospital Tualatin Oregon 97062
Geisinger Medical Center Danville Pennsylvania 17822
Geisinger Medical Oncology-Lewisburg Lewisburg Pennsylvania 17837
University of Pennsylvania/Abramson Cancer Center Philadelphia Pennsylvania 19104
Thomas Jefferson University Hospital Philadelphia Pennsylvania 19107
UPMC-Presbyterian Hospital Pittsburgh Pennsylvania 15213
UPMC Hillman Cancer Center Pittsburgh Pennsylvania 15232
UPMC-Shadyside Hospital Pittsburgh Pennsylvania 15232
Geisinger Cancer Services-Pottsville Pottsville Pennsylvania 17901
Reading Hospital West Reading Pennsylvania 19611
Geisinger Wyoming Valley/Henry Cancer Center Wilkes-Barre Pennsylvania 18711
Medical University of South Carolina Charleston South Carolina 29425
Sanford Cancer Center Oncology Clinic Sioux Falls South Dakota 57104
Sanford USD Medical Center - Sioux Falls Sioux Falls South Dakota 57117-5134
Vanderbilt University/Ingram Cancer Center Nashville Tennessee 37232
Huntsman Cancer Institute/University of Utah Salt Lake City Utah 84112
University of Vermont Medical Center Burlington Vermont 05401
Inova Schar Cancer Institute Fairfax Virginia 22031
Bon Secours Saint Francis Medical Center Midlothian Virginia 23114
VCU Massey Comprehensive Cancer Center Richmond Virginia 23298
Valley Medical Center Renton Washington 98055
Legacy Cancer Institute Medical Oncology and Day Treatment Vancouver Washington 98684
Legacy Salmon Creek Hospital Vancouver Washington 98686
Aspirus Cancer Care-Antigo-Volm Cancer Center Antigo Wisconsin 54409
Aspirus Cancer Care-Rhinelander-James Beck Cancer Center Rhinelander Wisconsin 54501
Aspirus Cancer Care - Stevens Point Stevens Point Wisconsin 54481
UW Cancer Center at ProHealth Care Waukesha Wisconsin 53188
Aspirus Cancer Care-Wausau Wausau Wisconsin 54401
Aspirus Cancer Care - Wisconsin Rapids Wisconsin Rapids Wisconsin 54494

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 NCT04729959, 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 Aug 26, 2026 · Synced Sep 6, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04729959 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →