Prostate CancerPhase 3NCT00288080
Hormone Therapy and Radiation Therapy or Hormone Therapy and Radiation Therapy Followed by Docetaxel and Prednisone in Treating Patients With Localized Prostate Cancer
A Phase 3 study testing Dexamethasone, Prednisone and docetaxel in people with Prostate Cancer, run by Radiation Therapy Oncology Group at 254 sites in 2 countries.
Trial summary
RATIONALE: Androgens can cause the growth of prostate cancer cells. Hormone therapy using drugs, such as leuprolide, goserelin, flutamide, or bicalutamide, may fight prostate cancer by lowering the amount of androgens the body makes. Radiation therapy uses high-energy x-rays to kill tumor cells. Read more about this study
- Who is it for?
- Ages 18 to 120 years, men only
- Conditions the study is for
- Prostate Cancer
- What is being tested?
- Dexamethasone, Prednisone and docetaxel
- Type of treatment
- Pill or oral medicine, Injection or infusion, Surgery or procedure
- Could I receive a placebo?
- No, everyone receives an active treatment
- How many people
- 612 participants
- Where
- 254 sitesin 2 countries
- Study dates
- Dec 2005to 20 May 2022
- Phase
- Phase 3
- Are there results?
- Yes, posted in the registrySummary in the doctors' view
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages 18 to 120 years
- Men only
- No healthy volunteers
- Adult, Older adult
DISEASE CHARACTERISTICS:
- Histologically confirmed prostate cancer at high-risk for recurrence within the past 180 days as determined by 1 of the following combinations (risk groups):
- Gleason score ≥ 9, prostate-specific antigen (PSA) ≤ 150 ng/mL, and any T stage
- Gleason score 8, PSA < 20 ng/mL, and stage ≥ T2
- Gleason score 8, PSA 20-150 ng/mL, and any T stage
- Gleason score 7, PSA 20-150 ng/mL, and any T stage
- Clinically negative lymph nodes by imaging (pelvic CT scan or pelvic MRI), nodal sampling, or dissection within 90 days prior to study entry
- Equivocal or questionable lymph nodes ≤ 1.5 cm by imaging allowed
- Positive lymph nodes by capromab pendetide (ProstaScint^®) scan with a corresponding lymph node ≤ 1.5 cm by CT scan or MRI allowed
- PSA ≤ 150 ng/mL
- Cannot have been obtained during any of the following time points:
- 10-day period after prostate biopsy
- After initiation of hormonal therapy
- Within 30 days after discontinuation of finasteride
- Within 90 days after discontinuation of dutasteride
- No distant metastases by physical exam and bone scan
- Equivocal bone scan findings allowed if plain films are negative
PATIENT CHARACTERISTICS:
- Zubrod performance status 0-1
- Platelet count ≥ 100,000/mm^3
- Absolute neutrophil count ≥ 1,800/mm^3
- Hemoglobin ≥ 8 g/dL (transfusion or other intervention allowed)
- Alanine transaminase (ALT) and aspartate aminotransferase (AST) ≤ 1.5 times upper limit of normal (ULN)
- Alkaline phosphatase ≤ 2.5 times ULN
- Bilirubin ≤ 1.5 times ULN
- Fertile patients must use effective contraception during and for at least 3 months after completion of study treatment
- No prior invasive malignancy, except nonmelanomatous skin cancer or other malignancy, unless disease-free for ≥ 3 years (e.g., carcinoma in situ of the oral cavity or bladder are allowed)
- No unstable angina and/or congestive heart failure requiring hospitalization within the past 6 months
- No transmural myocardial infarction within the past 6 months
- No acute bacterial or fungal infection requiring intravenous antibiotics
- No AIDS
- No prior allergic reaction to any study drugs or other drugs formulated with polysorbate 80
- No existing peripheral neuropathy ≥ grade 2
PRIOR CONCURRENT THERAPY:
- At least 60 days since prior 5-alpha reductase inhibitor (e.g., finasteride) for prostatic hypertrophy
- At least 90 days since prior testosterone
- Prior pharmacologic androgen ablation for prostate cancer allowed provided androgen ablation was initiated no more than 50 days prior to study entry
- No prior radical prostatectomy, cryosurgery for prostate cancer, or bilateral orchiectomy
- No prior systemic chemotherapy for prostate cancer
- Prior chemotherapy for a different cancer is allowed
- No prior radiotherapy, including brachytherapy, to the region of prostate cancer that would result in overlap of radiotherapy fields
- Intensity modulated radiotherapy allowed
Trial locations and contacts
254 sites in 2 countries.
254 sites in 2 countries
United States245 sites
Rosenfeld Cancer Center at Abington Memorial Hospital
Abington, Pennsylvania, 19001
Hickman Cancer Center at Bixby Medical Center
Adrian, Michigan, 49221
Summa Center for Cancer Care at Akron City Hospital
Akron, Ohio, 44309-2090
New York Oncology Hematology, PC at Albany Regional Cancer Care
Albany, New York, 12206
Lovelace Medical Center - Downtown
Albuquerque, New Mexico, 87102
New Mexico Cancer Center
Albuquerque, New Mexico, 87109
Radiation Oncology Associates, PA
Albuquerque, New Mexico, 87109
University of New Mexico Cancer Center
Albuquerque, New Mexico, 87131-5636
Tulane Cancer Center Office of Clinical Research
Alexandria, Louisiana, 71315-3198
McFarland Clinic, PC
Ames, Iowa, 50010
Providence Cancer Center
Anchorage, Alaska, 99508
Saint John's Cancer Center at Saint John's Medical Center
Anderson, Indiana, 46016
University of Michigan Comprehensive Cancer Center
Ann Arbor, Michigan, 48109-0942
DeCesaris Cancer Institute at Anne Arundel Medical Center
Annapolis, Maryland, 21401
Theda Care Cancer Institute
Appleton, Wisconsin, 54911
Northwest Community Hospital
Arlington Heights, Illinois, 60005
Georgia Cancer Center for Excellence at Grady Memorial Hospital
Atlanta, Georgia, 30303
Winship Cancer Institute of Emory University
Atlanta, Georgia, 30322
Auburn Radiation Oncology
Auburn, California, 95603
Rocky Mountain Cancer Centers - Aurora
Aurora, Colorado, 80012
University of Colorado Cancer Center at UC Health Sciences Center
Aurora, Colorado, 80045
St. Agnes Hospital Cancer Center
Baltimore, Maryland, 21229
Barberton Citizens Hospital
Barberton, Ohio, 44203
UPMC Cancer Center at Beaver Medical Center
Beaver, Pennsylvania, 15009
Texas Oncology, PA at Harris Center HEB
Bedford, Texas, 76022
Suburban Hospital
Bethesda, Maryland, 20814
CCOP - Montana Cancer Consortium
Billings, Montana, 59101
UAB Comprehensive Cancer Center
Birmingham, Alabama, 35294
Saint Alphonsus Cancer Care Center at Saint Alphonsus Regional Medical Center
Boise, Idaho, 83706
Massachusetts General Hospital
Boston, Massachusetts, 02114
St. Vincent's Medical Center
Bridgeport, Connecticut, 06606
Bridgeport Hospital
Bridgeport, Connecticut, 06610
St. Joseph Regional Cancer Center
Bryan, Texas, 77802
Providence Saint Joseph Medical Center - Burbank
Burbank, California, 91505
Fletcher Allen Health Care - University Health Center Campus
Burlington, Vermont, 05401
Fairview Ridges Hospital
Burnsville, Minnesota, 55337
Cancer Institute of New Jersey at Cooper University Hospital - Camden
Camden, New Jersey, 08103
Radiation Oncology Centers - Cameron Park
Cameron Park, California, 95682
Cancer Institute of Cape Girardeau, LLC
Cape Girardeau, Missouri, 63703
Mercy Cancer Center at Mercy San Juan Medical Center
Carmichael, California, 95608
Hollings Cancer Center at Medical University of South Carolina
Charleston, South Carolina, 29425
West Virginia University Health Sciences Center - Charleston
Charleston, West Virginia, 25304
Blumenthal Cancer Center at Carolinas Medical Center
Charlotte, North Carolina, 28232-2861
Presbyterian Cancer Center at Presbyterian Hospital
Charlotte, North Carolina, 28233-3549
Enloe Cancer Center at Enloe Medical Center
Chico, California, 95926
Charles M. Barrett Cancer Center at University Hospital
Cincinnati, Ohio, 45267
UPMC Cancer Center at Jefferson Regional Medical Center
Clairton, Pennsylvania, 15025
Cancer Center at Clarion Hospital
Clarion, Pennsylvania, 16214
Cleveland Clinic Cancer Center at Fairview Hospital
Cleveland, Ohio, 44111
Cleveland Clinic Taussig Cancer Center
Cleveland, Ohio, 44195
John B. Amos Cancer Center
Columbus, Georgia, 31904
Cancer Care Center at John Muir Health - Concord Campus
Concord, California, 94524-4110
Dartmouth - Hitchcock Concord
Concord, New Hampshire, 03301
Mercy and Unity Cancer Center at Mercy Hospital
Coon Rapids, Minnesota, 55433
Bassett Healthcare Regional Cancer Program at Mary Imogene Bassett Hospital
Cooperstown, New York, 13326
Medical City Dallas Hospital
Dallas, Texas, 75230
Texas Oncology, PA at Texas Cancer Center Dallas Southwest
Dallas, Texas, 75237
Mercy Fitzgerald Hospital
Darby, Pennsylvania, 19023
Grandview Hospital
Dayton, Ohio, 45405
Good Samaritan Hospital
Dayton, Ohio, 45406
David L. Rike Cancer Center at Miami Valley Hospital
Dayton, Ohio, 45409
Samaritan North Cancer Care Center
Dayton, Ohio, 45415
Veterans Affairs Medical Center - Dayton
Dayton, Ohio, 45428
Decatur Memorial Hospital Cancer Care Institute
Decatur, Illinois, 62526
Barbara Ann Karmanos Cancer Institute
Detroit, Michigan, 48201-1379
Josephine Ford Cancer Center at Henry Ford Hospital
Detroit, Michigan, 48202
Seacoast Cancer Center at Wentworth - Douglass Hospital
Dover, New Hampshire, 03820
Delaware County Regional Cancer Center at Delaware County Memorial Hospital
Drexel Hill, Pennsylvania, 19026
St. Luke's Hospital Cancer Care Center
Duluth, Minnesota, 55805
Northeast Radiation Oncology Center
Dunmore, Pennsylvania, 18512
Duke Comprehensive Cancer Center
Durham, North Carolina, 27710
Fairview Southdale Hospital
Edina, Minnesota, 55435
Elmhurst Memorial Hospital
Elmhurst, Illinois, 60126
Swedish Medical Center
Englewood, Colorado, 80110
Willamette Valley Cancer Center - Eugene
Eugene, Oregon, 97401
Center for Cancer Care at Exeter Hospital
Exeter, New Hampshire, 03833
Hudner Oncology Center at Saint Anne's Hospital - Fall River
Fall River, Massachusetts, 02721
Poudre Valley Radiation Oncology
Fort Collins, Colorado, 80528
Radiation Oncology Associates Southwest
Fort Wayne, Indiana, 46804
Parkview Regional Cancer Center at Parkview Health
Fort Wayne, Indiana, 46805
Klabzuba Cancer Center at Harris Methodist Fort Worth Hospital
Fort Worth, Texas, 76104
Middletown Regional Hospital
Franklin, Ohio, 45005-1066
CentraState Medical Center
Freehold, New Jersey, 07728
Washington Township Hospital
Fremont, California, 94538
Mercy and Unity Cancer Center at Unity Hospital
Fridley, Minnesota, 55432
University of Florida Shands Cancer Center
Gainesville, Florida, 32610-0232
Northeast Georgia Medical Center
Gainesville, Georgia, 30501
CaroMont Cancer Center at Gaston Memorial Hospital
Gastonia, North Carolina, 28053
St. Mary's Regional Cancer Center at St. Mary's Hospital and Medical Center
Grand Junction, Colorado, 81502
Sierra Nevada Cancer Center at Sierra Nevada Memorial Hospital
Grass Valley, California, 95945
Great Falls Clinic - Main Facility
Great Falls, Montana, 59405
Sletten Cancer Institute at Benefis Healthcare
Great Falls, Montana, 59405
North Colorado Medical Center
Greeley, Colorado, 80631
Green Bay Oncology, Limited at St. Vincent Hospital Regional Cancer Center
Green Bay, Wisconsin, 54301-3526
St. Vincent Hospital Regional Cancer Center
Green Bay, Wisconsin, 54307-3508
UPMC Cancer Center - Arnold Palmer Pavilion
Greensburg, Pennsylvania, 15601
Leo W. Jenkins Cancer Center at ECU Medical School
Greenville, North Carolina, 27834
CCOP - Greenville
Greenville, South Carolina, 29615
Penn State Cancer Institute at Milton S. Hershey Medical Center
Hershey, Pennsylvania, 17033-0850
High Point Regional Hospital
High Point, North Carolina, 27261
Cancer Research Center of Hawaii
Honolulu, Hawaii, 96813
M. D. Anderson Cancer Center at University of Texas
Houston, Texas, 77030-4009
Cleveland Clinic Cancer Center
Independence, Ohio, 44131
Veterans Affairs Medical Center - Indianapolis
Indianapolis, Indiana, 46202
Central Indiana Cancer Centers - East
Indianapolis, Indiana, 46219
Holden Comprehensive Cancer Center at University of Iowa
Iowa City, Iowa, 52242-1002
UPMC Cancer Center at the John P. Murtha Pavilion
Johnstown, Pennsylvania, 15901
St. John's Regional Medical Center
Joplin, Missouri, 64804
West Michigan Cancer Center
Kalamazoo, Michigan, 49007-3731
Kansas Masonic Cancer Research Institute at the University of Kansas Medical Center
Kansas City, Kansas, 66160-7357
Kansas City Cancer Centers - South
Kansas City, Missouri, 64131
Kansas City Cancer Centers - North
Kansas City, Missouri, 64154
Kingsbury Center for Cancer Care at Cheshire Medical Center
Keene, New Hampshire, 03431
Charles F. Kettering Memorial Hospital
Kettering, Ohio, 45429
Thompson Cancer Survival Center
Knoxville, Tennessee, 37916
Gundersen Lutheran Center for Cancer and Blood
La Crosse, Wisconsin, 54601
Rebecca and John Moores UCSD Cancer Center
La Jolla, California, 92093-0658
Breslin Cancer Center at Ingham Regional Medical Center
Lansing, Michigan, 48910
CCOP - Nevada Cancer Research Foundation
Las Vegas, Nevada, 89106
Nevada Cancer Institute
Las Vegas, Nevada, 89135
Norris Cotton Cancer Center at Dartmouth-Hitchcock Medical Center
Lebanon, New Hampshire, 03756-0002
Lima Memorial Hospital
Lima, Ohio, 45804
Norton Suburban Hospital
Louisville, Kentucky, 40207
McKee Medical Center
Loveland, Colorado, 80539
Elliot Regional Cancer Center at Elliot Hospital
Manchester, New Hampshire, 03103
Shields Radiation Oncology Center - Mansfield
Mansfield, Massachusetts, 02048
Minnesota Oncology Hematology, PA - Maplewood
Maplewood, Minnesota, 55109
Bay Area Cancer Care Center at Bay Area Medical Center
Marinette, Wisconsin, 54143
Fox Chase Virtua Health Cancer Program at Virtua Memorial Hospital Marlton
Marlton, New Jersey, 08053
Northwest Ohio Oncology Center
Maumee, Ohio, 43537-1839
Hillcrest Cancer Center at Hillcrest Hospital
Mayfield Heights, Ohio, 44124
UPMC Cancer Center at UPMC McKeesport
McKeesport, Pennsylvania, 15132
Community Memorial Hospital Cancer Care Center
Menomonee Falls, Wisconsin, 53051
Columbia Saint Mary's Hospital - Ozaukee
Mequon, Wisconsin, 53097
Columbia-Saint Mary's Cancer Care Center
Milwaukee, Wisconsin, 53211
Medical College of Wisconsin Cancer Center
Milwaukee, Wisconsin, 53226
Veterans Affairs Medical Center - Milwaukee
Milwaukee, Wisconsin, 53295
Virginia Piper Cancer Institute at Abbott - Northwestern Hospital
Minneapolis, Minnesota, 55407
Memorial Medical Center
Modesto, California, 95355
UPMC - Moon
Moon Township, Pennsylvania, 15108
Jon and Karen Huntsman Cancer Center at Intermountain Medical Center
Murray, Utah, 84157
UPMC Cancer Center - Natrona Heights
Natrona Heights, Pennsylvania, 15065
Saint Peter's University Hospital
New Brunswick, New Jersey, 08901
Cancer Institute of New Jersey at UMDNJ - Robert Wood Johnson Medical School
New Brunswick, New Jersey, 08903
Jameson Memorial Hospital - North Campus
New Castle, Pennsylvania, 16105
Hospital of Saint Raphael
New Haven, Connecticut, 06511
Yale Cancer Center
New Haven, Connecticut, 06520-8028
CCOP - Ochsner
New Orleans, Louisiana, 70121
CCOP - Christiana Care Health Services
Newark, Delaware, 19713
Eastern Connecticut Hematology and Oncology Associates
Norwich, Connecticut, 06360
William W. Backus Hospital
Norwich, Connecticut, 06360
CCOP - Bay Area Tumor Institute
Oakland, California, 94609
Val and Ann Browning Cancer Center at McKay-Dee Hospital Center
Ogden, Utah, 84403
Oklahoma University Cancer Institute
Oklahoma City, Oklahoma, 73104
CCOP - Missouri Valley Cancer Consortium
Omaha, Nebraska, 68106
Methodist Estabrook Cancer Center
Omaha, Nebraska, 68114
Immanuel Medical Center
Omaha, Nebraska, 68122
Alegant Health Cancer Center at Bergan Mercy Medical Center
Omaha, Nebraska, 68124
Creighton University Medical Center
Omaha, Nebraska, 68131-2197
St. Charles Mercy Hospital
Oregon, Ohio, 43616
Kansas City Cancer Centers - Southwest
Overland Park, Kansas, 66210
Bay Medical
Panama City, Florida, 32401
Cancer Center of Paoli Memorial Hospital
Paoli, Pennsylvania, 19301-1792
Advocate Lutheran General Cancer Care Center
Park Ridge, Illinois, 60068-1174
Regional Cancer Center at Singing River Hospital
Pascagoula, Mississippi, 39581
NSMC Cancer Center - Peabody
Peabody, Massachusetts, 01960
Kimmel Cancer Center at Thomas Jefferson University - Philadelphia
Philadelphia, Pennsylvania, 19107-5541
Fox Chase Cancer Center - Philadelphia
Philadelphia, Pennsylvania, 19111-2497
Arizona Oncology Services Foundation
Phoenix, Arizona, 85013
UPMC - Shadyside
Pittsburgh, Pennsylvania, 15213-2582
UPMC Cancer Center at Magee-Womens Hospital
Pittsburgh, Pennsylvania, 15213
UPMC Cancer Center at UPMC Presbyterian
Pittsburgh, Pennsylvania, 15213
UPMC Cancer Center at UPMC St. Margaret
Pittsburgh, Pennsylvania, 15215
UPMC Cancer Center at UPMC Passavant
Pittsburgh, Pennsylvania, 15237
UPMC Cancer Center - Upper St. Clair
Pittsburgh, Pennsylvania, 15243
Knight Cancer Institute at Oregon Health and Science University
Portland, Oregon, 97239-3098
Naval Medical Center - Portsmouth
Portsmouth, Virginia, 23708-2197
South Suburban Oncology Center
Quincy, Massachusetts, 02169
Lucy Curci Cancer Center at Eisenhower Memorial Hospital and Medical Center
Rancho Mirage, California, 92270
McGlinn Family Regional Cancer Center at Reading Hospital and Medical Center
Reading, Pennsylvania, 19612-6052
Veterans Affairs Medical Center - Richmond
Richmond, Virginia, 23249
Virginia Commonwealth University Massey Cancer Center
Richmond, Virginia, 23298-0037
Hubert H. Humphrey Cancer Center at North Memorial Outpatient Center
Robbinsdale, Minnesota, 55422-2900
James P. Wilmot Cancer Center at University of Rochester Medical Center
Rochester, New York, 14642
Center for Cancer Care at OSF Saint Anthony Medical Center
Rockford, Illinois, 61108
Radiation Oncology Center - Roseville
Roseville, California, 95661
William Beaumont Hospital - Royal Oak Campus
Royal Oak, Michigan, 48073
Community Cancer Center at Rutland Regional Medical Center
Rutland, Vermont, 05701
Radiological Associates of Sacramento Medical Group, Incorporated
Sacramento, California, 95815
University of California Davis Cancer Center
Sacramento, California, 95817
Mercy General Hospital
Sacramento, California, 95819
CCOP - Metro-Minnesota
Saint Louis Park, Minnesota, 55416
United Hospital
Saint Paul, Minnesota, 55102
Cancer Care Center, Incorporated
Salem, Ohio, 44460
Salem Hospital Regional Cancer Care Services
Salem, Oregon, 97309-5014
Huntsman Cancer Institute at University of Utah
Salt Lake City, Utah, 84112
California Pacific Medical Center - California Campus
San Francisco, California, 94118
Cancer Institute of New Mexico
Santa Fe, New Mexico, 87505
Curtis and Elizabeth Anderson Cancer Institute at Memorial Health University Medical Center
Savannah, Georgia, 31403-3089
Guthrie Cancer Center at Guthrie Clinic Sayre
Sayre, Pennsylvania, 18840
Maine Center for Cancer Medicine and Blood Disorders - Scarborough
Scarborough, Maine, 04074
Grand View Hospital
Sellersville, Pennsylvania, 18960
UPMC Cancer Center at UPMC Northwest
Seneca, Pennsylvania, 16346
Vince Lombardi Cancer Clinic - Sheboygan
Sheboygan, Wisconsin, 53081
Texas Oncology, PA at Texas Cancer Center - Sherman
Sherman, Texas, 75090
CCOP - Upstate Carolina
Spartanburg, South Carolina, 29303
Providence Cancer Center at Sacred Heart Medical Center
Spokane, Washington, 99204
Cancer Institute at St. John's Hospital
Springfield, Illinois, 62702
Regional Cancer Center at Memorial Medical Center
Springfield, Illinois, 62781-0001
St. John's Regional Health Center
Springfield, Missouri, 65804
Hulston Cancer Center at Cox Medical Center South
Springfield, Missouri, 65807
Siteman Cancer Center at Barnes-Jewish Hospital - Saint Louis
St Louis, Missouri, 63110
David C. Pratt Cancer Center at St. John's Mercy
St Louis, Missouri, 63141
Dixie Regional Medical Center - East Campus
St. George, Utah, 84770
Texas Oncology, PA at Texas Oncology Cancer Center Sugar Land
Sugar Land, Texas, 77479
Flower Hospital Cancer Center
Sylvania, Ohio, 43560
SUNY Upstate Medical University Hospital
Syracuse, New York, 13210
Veterans Affairs Medical Center - Syracuse
Syracuse, New York, 13210
CCOP - Northwest
Tacoma, Washington, 98405
Madigan Army Medical Center - Tacoma
Tacoma, Washington, 98431
Celilo Cancer Center at Mid-Columbia Medical Center
The Dalles, Oregon, 97058
St. Vincent Mercy Medical Center
Toledo, Ohio, 43608
Medical University of Ohio Cancer Center
Toledo, Ohio, 43614
CCOP - Toledo Community Hospital
Toledo, Ohio, 43617
Torrance Memorial Medical Center
Torrance, California, 90509
UVMC Cancer Care Center at Upper Valley Medical Center
Troy, Ohio, 45373-1300
Arizona Oncology - Tucson
Tucson, Arizona, 85704
Natalie Warren Bryant Cancer Center at St. Francis Hospital
Tulsa, Oklahoma, 74136
UPMC Cancer Center - Uniontown
Uniontown, Pennsylvania, 15401
Solano Radiation Oncology Center
Vacaville, California, 95687
Cancer Institute of New Jersey at Cooper - Voorhees
Voorhees Township, New Jersey, 08043
Ridgeview Medical Center
Waconia, Minnesota, 55387
John Muir/Mt. Diablo Comprehensive Cancer Center
Walnut Creek, California, 94598
Washington Hospital Cancer Center
Washington, Pennsylvania, 15301
University of Wisconcin Cancer Center at Aspirus Wausau Hospital
Wausau, Wisconsin, 54401
Exempla Lutheran Medical Center
Wheat Ridge, Colorado, 80033
New Hanover Radiation Oncology, PA
Wilmington, North Carolina, 28401
Forsyth Regional Cancer Center at Forsyth Medical Center
Winston-Salem, North Carolina, 27103
Wake Forest University Comprehensive Cancer Center
Winston-Salem, North Carolina, 27157-1096
Cancer Treatment Center
Wooster, Ohio, 44691
Cleveland Clinic - Wooster
Wooster, Ohio, 44691
CCOP - Main Line Health
Wynnewood, Pennsylvania, 19096
Lankenau Cancer Center at Lankenau Hospital
Wynnewood, Pennsylvania, 19096
Ruth G. McMillan Cancer Center at Greene Memorial Hospital
Xenia, Ohio, 45385
York Cancer Center at Apple Hill Medical Center
York, Pennsylvania, 17405
Canada9 sites
Tom Baker Cancer Centre - Calgary
Calgary, Alberta, T2N 4N2
Cross Cancer Institute at University of Alberta
Edmonton, Alberta, T6G 1Z2
Margaret and Charles Juravinski Cancer Centre
Hamilton, Ontario, L8V 5C2
London Regional Cancer Program at London Health Sciences Centre
London, Ontario, N6A 4L6
Hopital Notre-Dame du CHUM
Montreal, Quebec, H2L 4M1
McGill Cancer Centre at McGill University
Montreal, Quebec, H2W 1S6
Ottawa Hospital Regional Cancer Centre - General Campus
Ottawa, Ontario, K1Y 4K7
Centre Hospitalier Universitaire de Quebec
Québec, Quebec, G1R 2J6
Allan Blair Cancer Centre at Pasqua Hospital
Regina, Saskatchewan, S4T 7T1
About this study
Official title: A Phase III Protocol of Androgen Suppression (AS) and 3DCRT/IMRT Vs AS and 3DCTR/IMRT Followed by Chemotherapy With Docetaxel and Prednisone for Localized, High-Risk, Prostate Cancer
RATIONALE: Androgens can cause the growth of prostate cancer cells. Hormone therapy using drugs, such as leuprolide, goserelin, flutamide, or bicalutamide, may fight prostate cancer by lowering the amount of androgens the body makes. Radiation therapy uses high-energy x-rays to kill tumor cells. Drugs used in chemotherapy, such as docetaxel and prednisone, work in different ways to stop the growth of tumor cells, either by killing the cells or by stopping them from dividing. It is not yet known whether giving hormone therapy and radiation therapy together with chemotherapy is more effective than giving hormone therapy together with radiation therapy in treating prostate cancer.
PURPOSE: This randomized phase III trial is studying hormone therapy and radiation therapy followed by docetaxel and prednisone to see how well it works compared to hormone therapy and radiation therapy in treating patients with localized prostate cancer.
Read the detailed description
OBJECTIVES:
Primary
- Compare the relative efficacy, in terms of overall survival, of the combination of androgen suppression and radiotherapy versus androgen suppression and radiotherapy followed by docetaxel and prednisone in patients with localized, high-risk prostate cancer.
Secondary
- Compare the disease-free survival and incidence of adverse events in patients treated with these regimens.
- Compare the biochemical control, local control, and freedom from distant metastases in patients treated with these regimens.
- Determine the validity of prostate-specific antigen (PSA)-defined endpoints as a surrogate for overall survival of patients treated with these regimens.
- Compare the time interval between biochemical failure and distant metastases with respect to testosterone level in patients treated with these regimens.
OUTLINE: This is an open-label, randomized, multicenter study. Patients are stratified according to risk group.
- Arm I: Patients receive androgen suppression therapy comprising luteinizing hormone-releasing hormone (LHRH) agonist (e.g., leuprolide acetate, goserelin, buserelin, or triptorelin) and oral antiandrogen (i.e., oral flutamide 3 times daily for 2 months or oral bicalutamide once daily for 2 months). Beginning at week 8, patients undergo radiotherapy 5 days a week for approximately 8 weeks. Antiandrogen therapy is discontinued at completion of radiotherapy, but LHRH agonist therapy continues for 20 months.
- Arm II: Patients receive androgen suppression therapy and undergo radiotherapy as in arm I. Beginning 4 weeks after completion of radiotherapy, patients receive docetaxel IV over 1 hour on day 1 and oral prednisone daily on days 1-21. Treatment repeats every 21 days for up to 6 courses in the absence of disease progression or unacceptable toxicity. Patients continue LHRH agonist therapy as in arm I.
After completion of study treatment, patients are followed every 3 months for 2 years, every 6 months for 3 years, and then annually thereafter.
PROJECTED ACCRUAL: A total of 600 patients will be accrued for this study.
- Conditions
- Prostate Cancer
- Being tested
- Dexamethasone, Prednisone, docetaxel, Oral antiandrogen, Radiation therapy
- Keywords
- stage III prostate cancer, stage IIB prostate cancer, stage IIA prostate cancer, stage IV prostate cancer
- Medical subject headings
- Prostatic Neoplasms
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
DexamethasoneDrug
Premedication of dexamethasone prior to docetaxel, per institutional standards.
PrednisoneDrug
10 mg orally per day until day 21 of the last cycle of docetaxel, beginning 28 days after the completion of RT.
docetaxelDrug
75 mg/m2 i.v. over 1 hour (on day 1 of each cycle) every 21 days for 6 cycles, beginning 28 days after the completion of RT.
Oral antiandrogenDrug
Oral antiandrogen of treating institution's choice to be given per package instructions for 8 weeks, then concurrent with radiation therapy. Treatment is discontinued at the end of radiation therapy.
Radiation therapyRadiation
Also called 3DCRT, Three-dimensional conformal radiotherapy, IMRT, Intensity-modulated radiation therapy
46.8 Gy, using either three-dimensional conformal radiotherapy (3DCRT) or intensity-modulated radiation therapy (IMRT), will be given to the regional lymphatics followed by a 25.2-28.8 Gy boost to the prostate, to bring the total dose to the prostate to 72.0-75.6 Gy. Daily prescription doses will be 1.8 Gy per day, 5 days per week x 8-8.5 weeks, beginning 8 weeks after the initiation of androgen suppression.
LHRH agonistDrug
LHRH agonist of treating institution's choice to be given per package instructions for 8 weeks, then concurrent with radiation therapy, and then until 24 months from initiation of any treatment has been reached.
| Study group | Role | What they receive |
|---|---|---|
| Androgen suppression + Radiation Therapy | Active comparator | Androgen suppression (AS; LHRH agonist and oral antiandrogen) for 8 weeks followed by radiation therapy and concurrent AS. LHRH continues for 24 months after initiation of any treatment, oral antiandrogen discontinues at the end of radiation therapy (RT). Receives: Drug: Oral antiandrogen; Radiation: Radiation therapy; Drug: LHRH agonist |
| Androgen suppression + Radiation Therapy + Chemotherapy | Experimental | Androgen suppression (AS; LHRH agonist and oral antiandrogen) for 8 weeks followed by radiation therapy and concurrent AS. LHRH continues for 24 months after initiation of any treatment, oral antiandrogen discontinues at the end of RT. Following completion of RT, 6 cycles of docetaxel (premedicated with dexamethasone) and prednisone are delivered concurrently with androgen suppression. Receives: Drug: Dexamethasone; Drug: Prednisone; Drug: docetaxel; Drug: Oral antiandrogen; Radiation: Radiation therapy; Drug: LHRH agonist |
What is being measured
The primary outcome is the main question the study is designed to answer.
Overall Survival
Four-year rates are shown. Survival time is defined as time from randomization to date of death from any cause and is estimated by the Kaplan-Meier method. Patients last known to be alive are censored at the date of last contact.
Measured: From randomization to date of death or last follow-up. Analysis occurs after all patients have been potentially followed for 4 years.
Secondary outcomes (7)
Biochemical Control
Four-year rates are shown (Kaplan-Meier estimates). Biochemical control is defined as freedom from biochemical failure. Biochemical failure was considered as the first of either prostate-specific antigen (PSA) failure or initiation of salvage hormone therapy. PSA failure was defined as a rise of 2 ng/ml over the nadir PSA. Patients who experienced death without biochemical failure, local failure prior to biochemical failure, or development of distant metastases prior to biochemical failure were censored on the date of the competing event. The corresponding outcome time was measured from the date of randomization.
Measured: From randomization to date of biochemical failure, death, or last follow-up. Analysis occurs after all patients have been potentially followed for 4 years.
Local Control
Local control is defined as the absence of local failure which is the first of either progression or recurrence within the prostate. Progression of the tumor was considered to have occurred when there was a 25% or greater increase in the product of the two largest perpendicular diameters of the prostate. Recurrence was defined as the reappearance of disease after a complete response. Patients who experienced death without local failure, biochemical failure prior to local failure, and development of distant metastases prior to local failure were censored on the date of the competing event. The corresponding outcome time was measured from the date of randomization. Due to an insufficient number of events (2 in each arm), this endpoint was not statistically compared. Local control rates at 4 years were calculated using the Kaplan-Meier method.
Measured: From randomization to date of local failure, death, or last follow-up. Analysis occurs after all patients have been potentially followed for 4 years.
Distant Metastasis
Distant failure was considered when there was evidence of metastatic disease. Patients who experienced death without distant failure, local failure prior to distant failure, and biochemical failure prior to distant failure were censored on the date of the competing event. The corresponding outcome time was measured from the date of randomization. Distant failure rates at 4 year were calculated using the Kaplan-Meier method.
Measured: From randomization to date of distant metastasis, death, or last follow-up. Analysis occurs after all patients have been potentially followed for 4 years.
Disease-free Survival
A failure for disease-free survival is the first of the following: biochemical failure, local failure, distant metastases, or death due to any cause. The corresponding outcome time was measured from the date of randomization. Disease-free survival rates at 4 years were calculated using the Kaplan-Meier method.
Measured: From randomization to date of progression, death, or last follow-up. Analysis occurs after all patients have been potentially followed for 4 years.
Incidence of Adverse Events
Adverse events are graded using CTCAE v3.0. The worst grade of all adverse events for each patient is counted.
Measured: From start of treatment until the end of follow-up
The Time Interval Between Biochemical Failure and Distant Failure Respect to Testosterone Level
Biochemical failure is defined as the first of either prostate-specific antigen (PSA) failure or the initiation of salvage hormone therapy. PSA failure is defined as a rise in PSA of 2 ng/ml over the nadir PSA. Distant failure is defined as the first occurrence of distant metastasis.
Measured: From date of biochemical failure to development of distant metastasis. Maximum follow-up was 12.9 years.
Validity of PSA Endpoint as a Surrogate for Overall Survival
Prentice's operational criteria for determining whether determining whether biochemical failure (surrogate endpoint) is a suitable endpoint for overall survival (true endpoint):
- Treatment is prognostic for true endpoint
- Treatment is prognostic for surrogate endpoint
- Surrogate is prognostic for true endpoint
- The full effect of the treatment on the true endpoint is explained by the surrogate.
If any of the criteria are not met, it is concluded that biochemical failure is not a suitable surrogate for overall survival. Therefore, if any of the criteria are met, the other criteria do not do not need to be evaluated.
Measured: From randomization to last follow-up. Analysis occurs after all patients have been potentially followed for 4 years.
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted7 Feb 2006 (estimated)
- Study startDec 2005
- Primary completionApr 2014
- Study completion20 May 2022
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Posted resultsParticipant flow, outcome measures and adverse events reported by the sponsor.
- Publications (3)Papers the sponsor has linked to this study.
- Other trials for Prostate CancerStudies of the same condition, open and under way.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Interventional
- Phase
- Phase 3
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- None (open label)
- Enrolment
- 612 participants (actual)
Sponsor and investigators
- Lead sponsor
- Radiation Therapy Oncology Group
- Sponsor type
- Research network
- Collaborators
- National Cancer Institute (NCI), NRG Oncology
- Responsible party
- Sponsor
- Investigators
- Howard M. Sandler, MD, Principal investigator, University of Michigan Rogel Cancer CenterSeth Rosenthal, MD, Study chair, Radiological Associates of Sacramento Medical Group at Sutter Cancer CenterMahul Amin, MD, Study chair, Cedars-Sinai Medical CenterLeonard G. Gomella, MD, Study chair, Sidney Kimmel Comprehensive Cancer Center at Thomas Jefferson UniversityJames Purdy, PhD, Study chair, University of California, DavisJeff Michalski, MD, Study chair, Washington University School of MedicineMark Garzotto, MD, Study chair, Portland VA Medical CenterOliver Sartor, MD, Study chair, Tulane School of Medicine
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT00288080
- Sponsor's protocol ID
- RTOG-0521
- Other IDs
- CDR0000462375, NCI-2009-00728
- Status last verified
- May 2022
- First submitted
- 6 Feb 2006
- Last updated
- 21 Jun 2022
- Results posted
- Yes, on ClinicalTrials.gov
- Data monitoring committee
- Yes
Publications
Patel AR, Sandler HM, Pienta KJ. Radiation Therapy Oncology Group 0521: a phase III randomized trial of androgen suppression and radiation therapy versus androgen suppression and radiation therapy followed by chemotherapy with docetaxel/prednisone for localized, high-risk prostate cancer. Clin Genitourin Cancer. 2005 Dec;4(3):212-4. doi: 10.3816/cgc.2005.n.035. No abstract available.
PubMed 16425991Phillips RM, Proudfoot JA, Davicioni E, Liu Y, Spratt DE, Simko JM, Den RB, Pollack A, Rosenthal SA, Sartor AO, Sweeney CJ, Attard G, Longoria L, Patel S, Straza MW, Efstathiou JA, Shah AB, Hoffman KE, Rodgers JP, Sandler HM, Feng FY, Tran PT. Transcriptomic Analysis of Localized High-risk Prostate Cancer Improves Prognostication and Identifies Benefit from Adding Docetaxel to Definitive Radiotherapy with Androgen Suppression in the NRG Oncology/RTOG 0521 Phase 3 Trial. Eur Urol Oncol. 2025 Aug;8(4):968-976. doi: 10.1016/j.euo.2025.04.009. Epub 2025 Jul 17.
PubMed 40675873Flannery BT, Sandler HM, Lal P, Feldman MD, Santa-Rosario JC, Pathak T, Mirtti T, Farre X, Correa R, Chafe S, Shah A, Efstathiou JA, Hoffman K, Hallman MA, Straza M, Jordan R, Pugh SL, Feng F, Madabhushi A. Stress testing deep learning models for prostate cancer detection on biopsies and surgical specimens. J Pathol. 2025 Feb;265(2):146-157. doi: 10.1002/path.6373. Epub 2024 Dec 11.
PubMed 39660731
Study at a glance
From the registry record, last updated by the sponsor on 21 Jun 2022. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- A Phase III Protocol of Androgen Suppression (AS) and 3DCRT/IMRT Vs AS and 3DCTR/IMRT Followed by Chemotherapy With Docetaxel and Prednisone for Localized, High-Risk, Prostate Cancer
- ClinicalTrials.gov ID
- NCT00288080
- Acronym / sponsor ID
- RTOG-0521
- Conditions
- Prostate Cancer
- Keywords
- stage III prostate cancer, stage IIB prostate cancer, stage IIA prostate cancer, stage IV prostate cancer
- Phase
- Phase 3
- Study type
- Interventional
- Recruitment status
- Completed
- Enrolment
- 612 participants (actual)
- Lead sponsor
- Radiation Therapy Oncology GroupResearch network
- Collaborators
- National Cancer Institute (NCI), NRG Oncology
- Study start
- Dec 2005
- Primary completion
- Apr 2014 (actual)
- Study completion
- 20 May 2022 (actual)
- First posted
- 7 Feb 2006 (estimated)
- Results
- Posted 23 Jan 2017
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
RATIONALE: Androgens can cause the growth of prostate cancer cells. Hormone therapy using drugs, such as leuprolide, goserelin, flutamide, or bicalutamide, may fight prostate cancer by lowering the amount of androgens the body makes. Radiation therapy uses high-energy x-rays to kill tumor cells. Drugs used in chemotherapy, such as docetaxel and prednisone, work in different ways to stop the growth of tumor cells, either by killing the cells or by stopping them from dividing. It is not yet known whether giving hormone therapy and radiation therapy together with chemotherapy is more effective than giving hormone therapy together with radiation therapy in treating prostate cancer.
PURPOSE: This randomized phase III trial is studying hormone therapy and radiation therapy followed by docetaxel and prednisone to see how well it works compared to hormone therapy and radiation therapy in treating patients with localized prostate cancer.
Detailed description
OBJECTIVES:
Primary
- Compare the relative efficacy, in terms of overall survival, of the combination of androgen suppression and radiotherapy versus androgen suppression and radiotherapy followed by docetaxel and prednisone in patients with localized, high-risk prostate cancer.
Secondary
- Compare the disease-free survival and incidence of adverse events in patients treated with these regimens.
- Compare the biochemical control, local control, and freedom from distant metastases in patients treated with these regimens.
- Determine the validity of prostate-specific antigen (PSA)-defined endpoints as a surrogate for overall survival of patients treated with these regimens.
- Compare the time interval between biochemical failure and distant metastases with respect to testosterone level in patients treated with these regimens.
OUTLINE: This is an open-label, randomized, multicenter study. Patients are stratified according to risk group.
- Arm I: Patients receive androgen suppression therapy comprising luteinizing hormone-releasing hormone (LHRH) agonist (e.g., leuprolide acetate, goserelin, buserelin, or triptorelin) and oral antiandrogen (i.e., oral flutamide 3 times daily for 2 months or oral bicalutamide once daily for 2 months). Beginning at week 8, patients undergo radiotherapy 5 days a week for approximately 8 weeks. Antiandrogen therapy is discontinued at completion of radiotherapy, but LHRH agonist therapy continues for 20 months.
- Arm II: Patients receive androgen suppression therapy and undergo radiotherapy as in arm I. Beginning 4 weeks after completion of radiotherapy, patients receive docetaxel IV over 1 hour on day 1 and oral prednisone daily on days 1-21. Treatment repeats every 21 days for up to 6 courses in the absence of disease progression or unacceptable toxicity. Patients continue LHRH agonist therapy as in arm I.
After completion of study treatment, patients are followed every 3 months for 2 years, every 6 months for 3 years, and then annually thereafter.
PROJECTED ACCRUAL: A total of 600 patients will be accrued for this study.
Study design
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- None (open label)
- Number of arms
- 2
| Arm | Type | Receives |
|---|---|---|
| Androgen suppression + Radiation Therapy | Active comparator | Drug: Oral antiandrogen, Radiation: Radiation therapy, Drug: LHRH agonistAndrogen suppression (AS; LHRH agonist and oral antiandrogen) for 8 weeks followed by radiation therapy and concurrent AS. LHRH continues for 24 months after initiation of any treatment, oral antiandrogen discontinues at the end of radiation therapy (RT). |
| Androgen suppression + Radiation Therapy + Chemotherapy | Experimental | Drug: Dexamethasone, Drug: Prednisone, Drug: docetaxel, Drug: Oral antiandrogen, Radiation: Radiation therapy, Drug: LHRH agonistAndrogen suppression (AS; LHRH agonist and oral antiandrogen) for 8 weeks followed by radiation therapy and concurrent AS. LHRH continues for 24 months after initiation of any treatment, oral antiandrogen discontinues at the end of RT. Following completion of RT, 6 cycles of docetaxel (premedicated with dexamethasone) and prednisone are delivered concurrently with androgen suppression. |
Who may qualify
- Ages
- 18 to 120 years
- Sex
- Male only
- Healthy volunteers
- Not accepted
- Age groups
- Adult, Older adult
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| DexamethasonePremedication of dexamethasone prior to docetaxel, per institutional standards. | Drug | Androgen suppression + Radiation Therapy + Chemotherapy |
| Prednisone10 mg orally per day until day 21 of the last cycle of docetaxel, beginning 28 days after the completion of RT. | Drug | Androgen suppression + Radiation Therapy + Chemotherapy |
| docetaxel75 mg/m2 i.v. over 1 hour (on day 1 of each cycle) every 21 days for 6 cycles, beginning 28 days after the completion of RT. | Drug | Androgen suppression + Radiation Therapy + Chemotherapy |
| Oral antiandrogenOral antiandrogen of treating institution's choice to be given per package instructions for 8 weeks, then concurrent with radiation therapy. Treatment is discontinued at the end of radiation therapy. | Drug | Androgen suppression + Radiation Therapy, Androgen suppression + Radiation Therapy + Chemotherapy |
| Radiation therapyAlso: 3DCRT, Three-dimensional conformal radiotherapy, IMRT, Intensity-modulated radiation therapy46.8 Gy, using either three-dimensional conformal radiotherapy (3DCRT) or intensity-modulated radiation therapy (IMRT), will be given to the regional lymphatics followed by a 25.2-28.8 Gy boost to the prostate, to bring the total dose to the prostate to 72.0-75.6 Gy. Daily prescription doses will be 1.8 Gy per day, 5 days per week x 8-8.5 weeks, beginning 8 weeks after the initiation of androgen suppression. | Radiation | Androgen suppression + Radiation Therapy, Androgen suppression + Radiation Therapy + Chemotherapy |
| LHRH agonistLHRH agonist of treating institution's choice to be given per package instructions for 8 weeks, then concurrent with radiation therapy, and then until 24 months from initiation of any treatment has been reached. | Drug | Androgen suppression + Radiation Therapy, Androgen suppression + Radiation Therapy + Chemotherapy |
Primary outcome
Overall Survival
Time frame: From randomization to date of death or last follow-up. Analysis occurs after all patients have been potentially followed for 4 years.
Four-year rates are shown. Survival time is defined as time from randomization to date of death from any cause and is estimated by the Kaplan-Meier method. Patients last known to be alive are censored at the date of last contact.
7 secondary outcomes
Biochemical Control
Time frame: From randomization to date of biochemical failure, death, or last follow-up. Analysis occurs after all patients have been potentially followed for 4 years.
Local Control
Time frame: From randomization to date of local failure, death, or last follow-up. Analysis occurs after all patients have been potentially followed for 4 years.
Distant Metastasis
Time frame: From randomization to date of distant metastasis, death, or last follow-up. Analysis occurs after all patients have been potentially followed for 4 years.
Disease-free Survival
Time frame: From randomization to date of progression, death, or last follow-up. Analysis occurs after all patients have been potentially followed for 4 years.
Incidence of Adverse Events
Time frame: From start of treatment until the end of follow-up
The Time Interval Between Biochemical Failure and Distant Failure Respect to Testosterone Level
Time frame: From date of biochemical failure to development of distant metastasis. Maximum follow-up was 12.9 years.
Validity of PSA Endpoint as a Surrogate for Overall Survival
Time frame: From randomization to last follow-up. Analysis occurs after all patients have been potentially followed for 4 years.
Results and safety
Loading the posted results from ClinicalTrials.gov…
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 21 Jun 2022.
- Posted resultsParticipant flow, baseline, all outcome measures and adverse events.
- Results publication: PubMed 16425991Patel AR, Sandler HM, Pienta KJ. Radiation Therapy Oncology Group 0521: a phase III randomized trial of androgen suppression and radiation therapy versus androgen suppression and radiation therapy followed by chemotherapy with docetaxel/prednisone for localized, high-risk prostate cancer. Clin Genitourin Cancer. 2005 Dec;4(3):212-4. doi: 10.3816/cgc.2005.n.035. No abstract available.
- Derived from this study: PubMed 40675873Phillips RM, Proudfoot JA, Davicioni E, Liu Y, Spratt DE, Simko JM, Den RB, Pollack A, Rosenthal SA, Sartor AO, Sweeney CJ, Attard G, Longoria L, Patel S, Straza MW, Efstathiou JA, Shah AB, Hoffman KE, Rodgers JP, Sandler HM, Feng FY, Tran PT. Transcriptomic Analysis of Localized High-risk Prostate Cancer Improves Prognostication and Identifies Benefit from Adding Docetaxel to Definitive Radiotherapy with Androgen Suppression in the NRG Oncology/RTOG 0521 Phase 3 Trial. Eur Urol Oncol. 2025 Aug;8(4):968-976. doi: 10.1016/j.euo.2025.04.009. Epub 2025 Jul 17.
- Derived from this study: PubMed 39660731Flannery BT, Sandler HM, Lal P, Feldman MD, Santa-Rosario JC, Pathak T, Mirtti T, Farre X, Correa R, Chafe S, Shah A, Efstathiou JA, Hoffman K, Hallman MA, Straza M, Jordan R, Pugh SL, Feng F, Madabhushi A. Stress testing deep learning models for prostate cancer detection on biopsies and surgical specimens. J Pathol. 2025 Feb;265(2):146-157. doi: 10.1002/path.6373. Epub 2024 Dec 11.
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part. This study is not recruiting at the moment.
Howard M. Sandler, MD principal investigator
University of Michigan Rogel Cancer Center
Seth Rosenthal, MD study chair
Radiological Associates of Sacramento Medical Group at Sutter Cancer Center
Mahul Amin, MD study chair
Cedars-Sinai Medical Center
254 sites in 2 countries: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A Phase 3 study testing Dexamethasone, Prednisone and docetaxel in people with Prostate Cancer, run by Radiation Therapy Oncology Group at 254 sites in 2 countries.
The full registered description is in the About this study section and the official record.
Who may be eligible to take part?
Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.
Is this clinical trial currently recruiting?
The record says: finished, as of the sponsor's last update on 21 Jun 2022. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 254 sites in United States, Canada. Whether a site is taking part right now should be confirmed with that site. See every site.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
What does this phase mean?
Phase 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.
Not every study follows the same path, and some studies (observational studies, device studies) have no phase.
Are results available for this study?
Yes. Results are posted in the registry (first posted 23 Jan 2017). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.
How can a doctor refer a patient or contact the research team?
The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.
What does the primary outcome measure?
Overall Survival (time frame: From randomization to date of death or last follow-up. Analysis occurs after all patients have been potentially followed for 4 years.). It is what the study was designed to measure, not a finding.
Where can I read the original study information?
On the ClinicalTrials.gov record for NCT00288080, which also lists 3 linked publications.
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 21 Jun 2022.