Independent directory Public ClinicalTrials.gov records United States
ClinicalTrials.gov record
Active, not recruiting Phase 2 Interventional Results available

A Study of Salvage Radiotherapy With or Without Enzalutamide in Recurrent Prostate Cancer Following Surgery

ClinicalTrials.gov ID: NCT03809000

Public ClinicalTrials.gov record NCT03809000. 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 2, 2026, 5:39 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

STEEL: A Randomized Phase II Trial of Salvage Radiotherapy With Standard vs Enhanced Androgen Deprivation Therapy (With Enzalutamide) in Patients With Post-Prostatectomy PSA Recurrences With Aggressive Disease Features

Brief summary

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

Patients with post-prostatectomy PSA (Prostate Specific Antigen) recurrences with aggressive disease features will receive salvage radiation therapy and standard androgen deprivation therapy (ADT) or enhanced ADT to determine if there is any improvement in progression-free survival when enhanced ADT is used compared to standard ADT.

Study identification

NCT ID
NCT03809000
Recruitment status
Active, not recruiting
Study type
Interventional
Phase
Phase 2
Lead sponsor
RTOG Foundation, Inc.
Other
Enrollment
188 participants

Conditions and interventions

Interventions

Radiation · Drug

Eligibility (public fields only)

Age range
18 Years and older
Sex
Male
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
Apr 14, 2019
Primary completion
Apr 6, 2023
Completion
Sep 14, 2029
Last update posted
Dec 29, 2025

2019 – 2029

United States locations

U.S. sites
106
U.S. states
22
U.S. cities
92
Facility City State ZIP Site status
Arizona Center for Cancer Care - Gilbert Gilbert Arizona 85297
Arizona Center for Cancer Care - Peoria Peoria Arizona 85381
Arizona Center for Cancer Care - Phoenix Phoenix Arizona 85027
Arizona Center for Cancer Care - Scottsdale East Scottsdale Arizona 85251
Arizona Center for Cancer Care - Scottsdale North Scottsdale Arizona 85258
Arizona Center for Cancer Care - Surprise Surprise Arizona 85374
Marin Cancer Care, Inc. Greenbrae California 94904
Marin Health Medical Center Greenbrae California 94904
University of Southern California Los Angeles California 90033
USC Medical Center - Los Angeles County Los Angeles California 90033
Cedars-Sinai Medical Center Los Angeles California 90048
Roseville Radiation Oncology Center Roseville California 95661
Sutter Roseville Medical Center Roseville California 95661
Sutter Medical Center Sacramento Sacramento California 95816
University of California, San Francisco San Francisco California 94158
Valley View Hospital Cancer Center Glenwood Springs Colorado 81601
University of Florida Health Science Center Gainesville Florida 32608
AdventHealth Orlando Orlando Florida 32804
Moffitt Cancer Center Tampa Florida 33612
Nancy N. & J.C. Lewis Cancer & Research Pavilion Savannah Georgia 31405
Rush University Medical Center Chicago Illinois 60612
Decatur Memorial Hospital Decatur Illinois 62526
Crossroads Cancer Center Effingham Illinois 62401
Loyola University Medical Center Maywood Illinois 60153
University of Kansas Cancer Center Kansas City Kansas 66160
Kansas University Cancer Center Overland Park Overland Park Kansas 66210
Kansas University Cancer Center Westwood Westwood Kansas 66205
East Jefferson General Hospital Metairie Louisiana 70006
LSU Healthcare Network/Metairie Multi-Specialty Clinic Metairie Louisiana 70006
Coastal Cancer Treatment Center - Bath Bath Maine 04530
Waldo Count General Hospital - Belfast Belfast Maine 04915
Maine Health/SMHC Cancer Care and Blood Disorders-Biddeford Biddeford Maine 04005
Maine Health/Stephens Memorial - Norway Norway Maine 04268
Maine Medical Center - Bramhall S Portland Portland Maine 04102
Penobscot Bay Medical Center - Rockport Rockport Maine 04856
Maine Health CC of York County - Sanford Sanford Maine 04073
Maine Health/SMHCancer Care and Blood Disorders - Sanford Sanford Maine 04073
Maine Medical Cancer Center - Scarborough Campus Scarborough Maine 04074
Maine Medical Partners - South Portland South Portland Maine 04106
McLaren Cancer Institute - Bloomfield Bloomfield Michigan 48302
21st Century Oncology MHP - Clarkston Clarkston Michigan 48346
McLaren Cancer Institute - Clarkston Clarkston Michigan 48346
William Beaumont Hospital - Dearborn Dearborn Michigan 48124
Wayne State/Karmanos Cancer Institute Detroit Michigan 48201
21st Century Oncology MHP - Farmington Farmington Hills Michigan 48334
McLaren Cancer Institute - Flint Flint Michigan 48532
Singh and Arora Hematology Oncology PC Flint Michigan 48532
McLaren Cancer Institute - Greater Lansing Lansing Michigan 48910
Mid-Michigan Physicians - Lansing Lansing Michigan 48912
McLaren Cancer Institute - Lapeer Region Lapeer Michigan 48446
21st Century Oncology MHP - Macomb Macomb Michigan 48044
21st Century Oncology MHP - Madison Heights Madison Heights Michigan 48071
McLaren Cancer Institute - Macomb Mount Clemens Michigan 48043
McLaren Cancer Institute - Central Michigan Mount Pleasant Michigan 48858
McLaren Cancer Institute - Owosso Owosso Michigan 48867
McLaren Cancer Institute - Northern Michigan Petoskey Michigan 49770
McLaren Cancer Institute - Port Huron Port Huron Michigan 48060
William Beaumont Hospital - Royal Oak Royal Oak Michigan 48073
William Beaumont Hospital - Troy Sterling Heights Michigan 48314
21st Century Oncology MHP - Troy Troy Michigan 48098
Mercy Hospital Coon Rapids Minnesota 55433
Minnesota Oncology Hematology PA - Maplewood Maplewood Minnesota 55109
Coborn Cancer Center Saint Cloud Minnesota 56303
HealthPartners, Inc. Saint Louis Park Minnesota 55416
Regions Hospital Saint Paul Minnesota 55101
Kansas University Cancer Center North Kansas City Missouri 64154
Kansas University Cancer Center Lee's Summit Lee's Summit Missouri 64064
Washington University School of Medicine St Louis Missouri 63110
Exeter Hospital Exeter New Hampshire 03833
Dartmouth Hitchcock Medical Center/Norris Cotton Cancer Center Lebanon New Hampshire 03756
University Physicians at Oneida Oneida New York 13421
Upstate Cancer Center Radiation Oncology at Oneida Oneida New York 13421
University Physicians at Oswego Oswego New York 13126
Upstate Cancer Radiation Oncology at Oswego Oswego New York 13126
SUNY Upstate Medical University Syracuse New York 13210
Upstate Cancer Center at Hill Radiation Oncology Syracuse New York 13210
UNC Rex Cancer Center Raleigh North Carolina 27607
Rex Cancer Center of Wakefield Raleigh North Carolina 27614
WellSpan Health - Ephrata Cancer Center Ephrata Pennsylvania 17522
WellSpan Health - Adams Cancer Center Gettysburg Pennsylvania 17325
Penn State Milton S. Hershey Medical Center Hershey Pennsylvania 17033
WellSpan Health - Sechler Family Cancer Center Lebanon Pennsylvania 17402
University of Pittsburgh Medical Center - Shadyside Hospital Pittsburgh Pennsylvania 15232
WellSpan Health - York Hospital York Pennsylvania 17403
Gibbs Cancer Center - Pelham Greer South Carolina 29650
Spartanburg Medical Center Spartanburg South Carolina 29303
UT Southwestern/Simmons Cancer Center - Dallas Dallas Texas 75390
American Fork Hospital American Fork Utah 84003
Cedar City Hospital Cedar City Utah 84721
Logan Regional Medical Center Logan Utah 84341
Intermountain Medical Center Murray Utah 84107
Utah Valley Regional Medical Center Provo Utah 84604
Dixie Regional Medical Center St. George Utah 84790
Dartmouth Hitchcock Medical Center/Norris Cancer Ctr. - St. Johnsbury Saint Johnsbury Vermont 05819
Sentara Cancer Institute at Sentara CarePlex Hospital Hampton Virginia 23666
Sentara Norfolk General Hospital Norfolk Virginia 23507
Sentara Virginia Beach General Hospital Virginia Beach Virginia 23454
Aspirus Langlade Hospital Antigo Wisconsin 54409
University Cancer Center Johnson Creek Johnson Creek Wisconsin 53038
University of Wisconsin Hospital and Clinics Madison Wisconsin 53792
Froedtert Menomonee Falls Hospital Menomonee Falls Wisconsin 53051
Froedtert Hospital & the Medical College of Wisconsin Milwaukee Wisconsin 53226
Drexel Town Square Oak Creek Wisconsin 53154
Aspirus Regional Cancer Center Wausau Wisconsin 54401
Froedtert West Bend Hospital West Bend Wisconsin 53095
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.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 2 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03809000, 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 Dec 29, 2025 · Synced Sep 2, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03809000 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →