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ClinicalTrials.gov record
Completed Phase 3 Interventional

S9630, Medroxyprogesterone in Treating Women With Breast Cancer

ClinicalTrials.gov ID: NCT00002920

Public ClinicalTrials.gov record NCT00002920. 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 Oct 20, 2026, 4:08 PM 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 Randomized Comparison Of Medroxyprogesterone Acetate (MA) And Observation For Prevention Of Endometrial Pathology In Postmenopausal Breast Cancer Patients Treated With Tamoxifen, Phase III

Brief summary

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

RATIONALE: It is not yet known whether medroxyprogesterone is effective in preventing endometrial disorder in patients with breast cancer who are taking tamoxifen. PURPOSE: Randomized phase III trial to study the effectiveness of medroxyprogesterone in preventing endometrial disorder in postmenopausal women who have ductal carcinoma in situ, lobular carcinoma in situ, Paget's disease of the nipple, stage I breast cancer, or stage II breast cancer and who are taking tamoxifen.

Study identification

NCT ID
NCT00002920
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
SWOG Cancer Research Network
Network
Enrollment
313 participants

Conditions and interventions

Eligibility (public fields only)

Age range
18 Years and older
Sex
Female
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 1997 (Type not available)
Primary completion
Dec 2006 (Actual)
Completion
Dec 2009 (Actual)
Last update posted
Oct 31, 2012

1997 – 2009

United States locations

U.S. sites
122
U.S. states
38
U.S. cities
87
Facility City State ZIP Site status
MBCCOP - Gulf Coast Mobile Alabama 36607 —
Providence Alaska Medical Center Anchorage Alaska 99519-6604 —
CCOP - Western Regional, Arizona Phoenix Arizona 85006-2726 —
Veterans Affairs Medical Center - Phoenix (Carl T. Hayden) Phoenix Arizona 85012 —
Veterans Affairs Medical Center - Tucson Tucson Arizona 85723 —
Arizona Cancer Center at University of Arizona Health Sciences Center Tucson Arizona 85724 —
Arkansas Cancer Research Center at University of Arkansas for Medical Sciences Little Rock Arkansas 72205 —
Veterans Affairs Medical Center - Little Rock Little Rock Arkansas 72205 —
City of Hope Comprehensive Cancer Center Duarte California 91010-3000 —
Rebecca and John Moores UCSD Cancer Center La Jolla California 92093-0658 —
Veterans Affairs Medical Center - Loma Linda (Pettis) Loma Linda California 92357 —
USC/Norris Comprehensive Cancer Center and Hospital Los Angeles California 90033 —
Jonsson Comprehensive Cancer Center, UCLA Los Angeles California 90095-1781 —
Veterans Affairs Outpatient Clinic - Martinez Martinez California 94553 —
CCOP - Bay Area Tumor Institute Oakland California 94609-3305 —
Chao Family Comprehensive Cancer Center at University of California Irvine Cancer Center Orange California 92868 —
University of California Davis Cancer Center Sacramento California 95817 —
Naval Medical Center - San Diego San Diego California 92134-3202 —
CCOP - Santa Rosa Memorial Hospital Santa Rosa California 95403 —
University of Colorado Cancer Center at University of Colorado Health Sciences Center Aurora Colorado 80010 —
Veterans Affairs Medical Center - Denver Denver Colorado 80220 —
CCOP - Christiana Care Health Services Newark Delaware 19713 —
Lombardi Cancer Center at Georgetown University Medical Center Washington D.C. District of Columbia 20007 —
MBCCOP - Howard University Cancer Center Washington D.C. District of Columbia 20060 —
Broward General Medical Center Fort Lauderdale Florida 33316 —
CCOP - Mount Sinai Medical Center Miami Beach Florida 33140 —
Veterans Affairs Medical Center - Tampa (Haley) Tampa Florida 33612 —
CCOP - Atlanta Regional Atlanta Georgia 30342-1701 —
MBCCOP - Hawaii Honolulu Hawaii 96813 —
MBCCOP - University of Illinois at Chicago Chicago Illinois 60612 —
Veterans Affairs Medical Center - Chicago (Westside Hospital) Chicago Illinois 60612 —
University of Chicago Cancer Research Center Chicago Illinois 60637-1470 —
Louis A. Weiss Memorial Hospital Chicago Illinois 60640 —
CCOP - Central Illinois Decatur Illinois 62526 —
Veterans Affairs Medical Center - Hines Hines Illinois 60141 —
Cardinal Bernardin Cancer Center at Loyola University Medical Center Maywood Illinois 60153-5500 —
CCOP - Illinois Oncology Research Association Peoria Illinois 61615-7828 —
West Suburban Center for Cancer Care River Forest Illinois 60305 —
Kansas Masonic Cancer Research Institute at the University of Kansas Medical Center Kansas City Kansas 66160-7353 —
CCOP - Wichita Wichita Kansas 67214-3882 —
Veterans Affairs Medical Center - Wichita Wichita Kansas 67218 —
Veterans Affairs Medical Center - Lexington Lexington Kentucky 40502-2236 —
Markey Cancer Center at University of Kentucky Chandler Medical Center Lexington Kentucky 40536-0084 —
MBCCOP - LSU Health Sciences Center New Orleans Louisiana 70112 —
Tulane Cancer Center at Tulane University Hospital and Clinic New Orleans Louisiana 70112 —
Veterans Affairs Medical Center - New Orleans New Orleans Louisiana 70112 —
Veterans Affairs Medical Center - Shreveport Shreveport Louisiana 71101-4295 —
Louisiana State University Health Sciences Center - Shreveport Shreveport Louisiana 71130-3932 —
Greenebaum Cancer Center at University of Maryland Medical Center Baltimore Maryland 21201 —
Cancer Research Center at Boston Medical Center Boston Massachusetts 02118 —
UMASS Memorial Cancer Center - University Campus Worcester Massachusetts 01655 —
CCOP - Michigan Cancer Research Consortium Ann Arbor Michigan 48106 —
University of Michigan Comprehensive Cancer Center Ann Arbor Michigan 48109-0948 —
Barbara Ann Karmanos Cancer Institute Detroit Michigan 48201-1379 —
Veterans Affairs Medical Center - Detroit Detroit Michigan 48201-1932 —
Josephine Ford Cancer Center at Henry Ford Health System Detroit Michigan 48202 —
CCOP - Grand Rapids Grand Rapids Michigan 49503 —
CCOP - Beaumont Royal Oak Michigan 48073-6769 —
Providence Cancer Institute at Providence Hospital - Southfield Southfield Michigan 48075 —
University of Minnesota Cancer Center Minneapolis Minnesota 55455 —
University of Mississippi Medical Center Jackson Mississippi 39216-4505 —
Veterans Affairs Medical Center - Jackson Jackson Mississippi 39216 —
CCOP - Kansas City Kansas City Missouri 64131 —
CCOP - Cancer Research for the Ozarks Springfield Missouri 65807 —
Siteman Cancer Center at Barnes-Jewish Hospital St Louis Missouri 63110 —
St. Louis University Hospital Cancer Center St Louis Missouri 63110 —
CCOP - St. Louis-Cape Girardeau St Louis Missouri 63141 —
CCOP - Montana Cancer Consortium Billings Montana 59101 —
UNMC Eppley Cancer Center at the University of Nebraska Medical Center Omaha Nebraska 68198-7680 —
New Hampshire Oncology-Hematology, PA - Hooksett Hooksett New Hampshire 03106 —
Cooper University Hospital Camden New Jersey 08103 —
Veterans Affairs Medical Center - Albuquerque Albuquerque New Mexico 87108-5138 —
MBCCOP - University of New Mexico HSC Albuquerque New Mexico 87131 —
CCOP - Syracuse Hematology-Oncology Associates of Central New York, P.C. East Syracuse New York 13057 —
North Shore University Hospital Manhasset New York 11030 —
NYU School of Medicine's Kaplan Comprehensive Cancer Center New York New York 10016 —
Mount Sinai Medical Center New York New York 10029 —
Herbert Irving Comprehensive Cancer Center at Columbia University New York New York 10032 —
James P. Wilmot Cancer Center at University of Rochester Medical Center Rochester New York 14642 —
SUNY Upstate Medical University Hospital Syracuse New York 13210 —
Veterans Affairs Medical Center - Asheville Asheville North Carolina 28805 —
NorthEast Oncology Associates - Concord Concord North Carolina 28025 —
CCOP - Southeast Cancer Control Consortium Goldsboro North Carolina 27534-9479 —
Lenoir Memorial Hospital Cancer Center Kinston North Carolina 28503-1678 —
FirstHealth Moore Regional Hospital Pinehurst North Carolina 28374 —
Comprehensive Cancer Center at Wake Forest University Winston-Salem North Carolina 27157-1082 —
Veterans Affairs Medical Center - Cincinnati Cincinnati Ohio 45220-2288 —
Charles M. Barrett Cancer Center at University Hospital Cincinnati Ohio 45267-0501 —
Cleveland Clinic Taussig Cancer Center Cleveland Ohio 44195-9001 —
CCOP - Columbus Columbus Ohio 43206 —
Arthur G. James Cancer Hospital at Ohio State University Columbus Ohio 43210-1240 —
Veterans Affairs Medical Center - Dayton Dayton Ohio 45428-1002 —
CCOP - Dayton Dayton Ohio 45429 —
Oklahoma University Medical Center Oklahoma City Oklahoma 73104 —
Cancer Institute at Oregon Health and Science University Portland Oregon 97201-3098 —
Veterans Affairs Medical Center - Portland Portland Oregon 97207 —
CCOP - Columbia River Oncology Program Portland Oregon 97225 —
Veterans Affairs Medical Center - Charleston Charleston South Carolina 29401-5799 —
Hollings Cancer Center at Medical University of South Carolina Charleston South Carolina 29425 —
CCOP - Greenville Greenville South Carolina 29615 —
CCOP - Upstate Carolina Spartanburg South Carolina 29303 —
University of Tennessee Cancer Institute at Methodist Central Hospital Memphis Tennessee 38104 —
Veterans Affairs Medical Center - Memphis Memphis Tennessee 38104 —
Harrington Cancer Center Amarillo Texas 79106 —
Veterans Affairs Medical Center - Amarillo Amarillo Texas 79106 —
Brooke Army Medical Center Fort Sam Houston Texas 78234-6200 —
University of Texas Medical Branch Galveston Texas 77555-0565 —
University of Texas - MD Anderson Cancer Center Houston Texas 77030-4095 —
University of Texas Health Science Center at San Antonio San Antonio Texas 78229-3900 —
Veterans Affairs Medical Center - San Antonio (Murphy) San Antonio Texas 78229 —
Veterans Affairs Medical Center - Temple Temple Texas 76504 —
CCOP - Scott and White Hospital Temple Texas 76508 —
Huntsman Cancer Institute Salt Lake City Utah 84112-5550 —
Veterans Affairs Medical Center - Salt Lake City Salt Lake City Utah 84148 —
Vermont Cancer Center at University of Vermont Burlington Vermont 05401-3498 —
Virginia Oncology Associates - Norfolk Norfolk Virginia 23502 —
MBCCOP - Massey Cancer Center Richmond Virginia 23298-0037 —
Oncology and Hematology Associates of Southwest Virginia, Incorporated - Roanoke Roanoke Virginia 24014 —
CCOP - Virginia Mason Research Center Seattle Washington 98101 —
Veterans Affairs Medical Center - Seattle Seattle Washington 98108 —
Puget Sound Oncology Consortium Seattle Washington 98109 —
CCOP - Northwest Tacoma Washington 98405-0986 —

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 NCT00002920, 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 Oct 31, 2012 · Synced Oct 20, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT00002920 live on ClinicalTrials.gov.

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