Testing the Addition of a New Anti-Cancer Drug, Niraparib, to the Usual Treatment (Hormone and Radiation Therapy) for Prostate Cancer With a High Chance of Recurring

The New York Hospital Medical Center of Queens, Flushing

Stony Brook University Medical Center, Stony Brook

Roswell Park Cancer Institute, Buffalo

Highland Hospital, Rochester

University of Rochester, Rochester

University of Pittsburgh Cancer Institute (UPCI), Pittsburgh

UPMC-Shadyside Hospital, Pittsburgh

Lewistown Hospital, Lewistown

Geisinger Medical Center, Danville

Geisinger Medical Oncology-Lewisburg, Lewisburg

Geisinger Wyoming Valley/Henry Cancer Center, Wilkes-Barre

Eastern Regional Medical Center, Philadelphia

Christiana Care Health System-Concord Health Center, Chadds Ford

Helen F Graham Cancer Center, Newark

Medical Oncology Hematology Consultants PA, Newark

George Washington University Medical Center, Washington D.C.

Central Maryland Radiation Oncology in Howard County, Columbia

UM Baltimore Washington Medical Center/Tate Cancer Center, Glen Burnie

University of Maryland/Greenebaum Cancer Center, Baltimore

West Virginia University Healthcare, Morgantown

Medical University of South Carolina, Charleston

Prisma Health Cancer Institute - Faris, Greenville

Saint Francis Cancer Center, Greenville

Prisma Health Cancer Institute - Eastside, Greenville

Self Regional Healthcare, Greenwood

Prisma Health Cancer Institute - Greer, Greer

Prisma Health Cancer Institute - Seneca, Seneca

CTCA at Southeastern Regional Medical Center, Newnan

Grady Health System, Atlanta

Emory University Hospital/Winship Cancer Institute, Atlanta

Emory Saint Joseph's Hospital, Atlanta

University of Mississippi Medical Center, Jackson

Case Western Reserve University, Cleveland

Summa Health System - Barberton Campus, Barberton

Summa Health Medina Medical Center, Medina

Summa Health System - Akron Campus, Akron

University of Cincinnati Cancer Center-West Chester, West Chester

University of Cincinnati Cancer Center-UC Medical Center, Cincinnati

Henry Ford Macomb Hospital-Clinton Township, Clinton Township

McLaren Cancer Institute-Macomb, Mount Clemens

McLaren-Port Huron, Port Huron

Henry Ford Medical Center-Fairlane, Dearborn

Henry Ford Cancer Institute-Downriver, Brownstown

Wayne State University/Karmanos Cancer Institute, Detroit

Henry Ford Hospital, Detroit

Henry Ford Macomb Health Center - Shelby Township, Shelby

Henry Ford West Bloomfield Hospital, West Bloomfield

Weisberg Cancer Treatment Center, Farmington Hills

McLaren Cancer Institute-Clarkston, Clarkston

Henry Ford Medical Center-Columbus, Novi

McLaren Cancer Institute-Lapeer Region, Lapeer

McLaren Cancer Institute-Flint, Flint

Singh and Arora Hematology Oncology PC, Flint

McLaren Cancer Institute-Bay City, Bay City

Karmanos Cancer Institute at McLaren Greater Lansing, Lansing

Mid-Michigan Physicians-Lansing, Lansing

McLaren Cancer Institute-Northern Michigan, Petoskey

University of Iowa/Holden Comprehensive Cancer Center, Iowa City

Froedtert Menomonee Falls Hospital, Menomonee Falls

ProHealth Oconomowoc Memorial Hospital, Oconomowoc

Froedtert West Bend Hospital/Kraemer Cancer Center, West Bend

Drexel Town Square Health Center, Oak Creek

UW Cancer Center at ProHealth Care, Waukesha

Medical College of Wisconsin, Milwaukee

Zablocki Veterans Administration Medical Center, Milwaukee

Benefis Sletten Cancer Institute, Great Falls

Northwestern University, Chicago

Rush University Medical Center, Chicago

Carle Cancer Center, Urbana

Alton Memorial Hospital, Alton

Washington University School of Medicine, St Louis

Siteman Cancer Center-South County, St Louis

Siteman Cancer Center at West County Hospital, Creve Coeur

Siteman Cancer Center at Saint Peters Hospital, City of Saint Peters

University of Kansas Cancer Center - Lee's Summit, Lee's Summit

University of Kansas Cancer Center - North, Kansas City

University of Kansas Cancer Center, Kansas City

University of Kansas Hospital-Westwood Cancer Center, Westwood

University of Kansas Cancer Center-Overland Park, Overland Park

University of Oklahoma Health Sciences Center, Oklahoma City

Banner MD Anderson Cancer Center, Gilbert

University of Arizona Cancer Center-Orange Grove Campus, Tucson

University of Arizona Cancer Center-North Campus, Tucson

Cedars Sinai Medical Center, Los Angeles

City of Hope Comprehensive Cancer Center, Duarte

City of Hope Upland, Upland

University of California Davis Comprehensive Cancer Center, Sacramento

Fremont - Rideout Cancer Center, Marysville

Massachusetts General Hospital Cancer Center, Boston

AtlantiCare Health Park-Cape May Court House, Cape May Court House

AtlantiCare Surgery Center, Egg Harbor

Rutgers New Jersey Medical School, Newark

Holy Name Hospital, Teaneck

Penn State Milton S Hershey Medical Center, Hershey

Arthur J E Child Comprehensive Cancer Centre, Calgary