Independent directory Public ClinicalTrials.gov records United States
ClinicalTrials.gov record
Active, not recruiting Phase 3 Interventional

A Clinical Study Evaluating The Benefit of Adding Rucaparib to Enzalutamide for Men With Metastatic Prostate Cancer That Has Become Resistant To Testosterone-Deprivation Therapy

ClinicalTrials.gov ID: NCT04455750

Public ClinicalTrials.gov record NCT04455750. 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 21, 2026, 12:19 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

CASPAR - A Phase III Trial of Enzalutamide and Rucaparib as a Novel Therapy in First-Line Metastatic Castration-Resistant Prostate Cancer

Brief summary

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

This randomized, placebo-controlled phase III trial is evaluating the benefit of rucaparib and enzalutamide combination therapy versus enzalutamide alone for the treatment of men with prostate cancer that has spread to other places in the body (metastatic) and has become resistant to testosterone-deprivation therapy (castration-resistant). Enzalutamide helps fight prostate cancer by blocking the use of testosterone by the tumor cells for growth. Poly adenosine diphosphate (ADP)-ribose polymerase (PARP) inhibitors, such as rucaparib, fight prostate cancer by prevent tumor cells from repairing their DNA. Giving enzalutamide and rucaparib may make patients live longer or prevent their cancer from growing or spreading for a longer time, or both. It may also help doctors learn if a mutation in any of the homologous recombination DNA repair genes is helpful to decide which treatment is best for the patient.

Study identification

NCT ID
NCT04455750
Recruitment status
Active, not recruiting
Study type
Interventional
Phase
Phase 3
Enrollment
61 participants

Conditions and interventions

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
Oct 14, 2021 (Actual)
Primary completion
Mar 15, 2027 (Estimated)
Completion
Sep 2027 (Estimated)
Last update posted
Feb 5, 2026

2021 – 2027

United States locations

U.S. sites
414
U.S. states
42
U.S. cities
301
Facility City State ZIP Site status
Anchorage Associates in Radiation Medicine Anchorage Alaska 98508 —
Anchorage Radiation Therapy Center Anchorage Alaska 99504 —
Alaska Breast Care and Surgery LLC Anchorage Alaska 99508 —
Alaska Oncology and Hematology LLC Anchorage Alaska 99508 —
Alaska Women's Cancer Care Anchorage Alaska 99508 —
Anchorage Oncology Centre Anchorage Alaska 99508 —
Katmai Oncology Group Anchorage Alaska 99508 —
Providence Alaska Medical Center Anchorage Alaska 99508 —
Cancer Center at Saint Joseph's Phoenix Arizona 85004 —
CHI Saint Vincent Cancer Center Hot Springs Hot Springs Arkansas 71913 —
Kaiser Permanente-Deer Valley Medical Center Antioch California 94531 —
Mission Hope Medical Oncology - Arroyo Grande Arroyo Grande California 93420 —
Providence Saint Joseph Medical Center/Disney Family Cancer Center Burbank California 91505 —
Kaiser Permanente Dublin Dublin California 94568 —
Kaiser Permanente-Fremont Fremont California 94538 —
Kaiser Permanente-Fresno Fresno California 93720 —
Kaiser Permanente-Modesto Modesto California 95356 —
Kaiser Permanente-Oakland Oakland California 94611 —
Kaiser Permanente-Richmond Richmond California 94801 —
Kaiser Permanente-Roseville Roseville California 95661 —
Kaiser Permanente Downtown Commons Sacramento California 95814 —
Kaiser Permanente-South Sacramento Sacramento California 95823 —
Sharp Memorial Hospital San Diego California 92123 —
Kaiser Permanente-San Francisco San Francisco California 94115 —
Kaiser Permanente-Santa Teresa-San Jose San Jose California 95119 —
Kaiser Permanente San Leandro San Leandro California 94577 —
Pacific Central Coast Health Center-San Luis Obispo San Luis Obispo California 93401 —
Kaiser San Rafael-Gallinas San Rafael California 94903 —
Kaiser Permanente Medical Center - Santa Clara Santa Clara California 95051 —
Mission Hope Medical Oncology - Santa Maria Santa Maria California 93444 —
Kaiser Permanente-Santa Rosa Santa Rosa California 95403 —
Kaiser Permanente-South San Francisco South San Francisco California 94080 —
Saint Helena Hospital St. Helena California 94574 —
Kaiser Permanente-Stockton Stockton California 95210 —
Northbay Cancer Center Vacaville California 95687 —
Kaiser Permanente Medical Center-Vacaville Vacaville California 95688 —
Kaiser Permanente-Vallejo Vallejo California 94589 —
Kaiser Permanente-Walnut Creek Walnut Creek California 94596 —
Penrose-Saint Francis Healthcare Colorado Springs Colorado 80907 —
Rocky Mountain Cancer Centers-Penrose Colorado Springs Colorado 80907 —
Porter Adventist Hospital Denver Colorado 80210 —
Mercy Medical Center Durango Colorado 81301 —
Southwest Oncology PC Durango Colorado 81301 —
Saint Anthony Hospital Lakewood Colorado 80228 —
Littleton Adventist Hospital Littleton Colorado 80122 —
Longmont United Hospital Longmont Colorado 80501 —
Rocky Mountain Cancer Centers-Longmont Longmont Colorado 80501 —
Parker Adventist Hospital Parker Colorado 80138 —
Saint Mary Corwin Medical Center Pueblo Colorado 81004 —
Veterans Affairs Connecticut Healthcare System-West Haven Campus West Haven Connecticut 06516 —
MedStar Washington Hospital Center Washington D.C. District of Columbia 20010 —
George Washington University Medical Center Washington D.C. District of Columbia 20037 —
Mount Sinai Comprehensive Cancer Center at Aventura Aventura Florida 33180 —
Holy Cross Hospital Fort Lauderdale Florida 33308 —
Mount Sinai Medical Center Miami Beach Florida 33140 —
Augusta Oncology Associates PC-D'Antignac Augusta Georgia 30901 —
Augusta Oncology Associates PC-Wheeler Augusta Georgia 30909 —
Lewis Cancer and Research Pavilion at Saint Joseph's/Candler Savannah Georgia 31405 —
Hawaii Cancer Care Inc - Waterfront Plaza Honolulu Hawaii 96813 —
Queen's Cancer Cenrer - POB I Honolulu Hawaii 96813 —
Queen's Medical Center Honolulu Hawaii 96813 —
Straub Clinic and Hospital Honolulu Hawaii 96813 —
Queen's Cancer Center - Kuakini Honolulu Hawaii 96817 —
Kaiser Permanente Moanalua Medical Center Honolulu Hawaii 96819 —
Pali Momi Medical Center ‘Aiea Hawaii 96701 —
Saint Alphonsus Cancer Care Center-Boise Boise Idaho 83706 —
Saint Luke's Cancer Institute - Boise Boise Idaho 83712 —
Saint Alphonsus Cancer Care Center-Caldwell Caldwell Idaho 83605 —
Kootenai Health - Coeur d'Alene Coeur d'Alene Idaho 83814 —
Walter Knox Memorial Hospital Emmett Idaho 83617 —
Saint Luke's Cancer Institute - Fruitland Fruitland Idaho 83619 —
Idaho Urologic Institute-Meridian Meridian Idaho 83642 —
Saint Luke's Cancer Institute - Meridian Meridian Idaho 83642 —
Saint Luke's Cancer Institute - Nampa Nampa Idaho 83686 —
Saint Alphonsus Cancer Care Center-Nampa Nampa Idaho 83687 —
Kootenai Clinic Cancer Services - Post Falls Post Falls Idaho 83854 —
Kootenai Cancer Clinic Sandpoint Idaho 83864 —
Saint Luke's Cancer Institute - Twin Falls Twin Falls Idaho 83301 —
Rush - Copley Medical Center Aurora Illinois 60504 —
Illinois CancerCare-Bloomington Bloomington Illinois 61704 —
Loyola Center for Health at Burr Ridge Burr Ridge Illinois 60527 —
Illinois CancerCare-Canton Canton Illinois 61520 —
Memorial Hospital of Carbondale Carbondale Illinois 62902 —
SIH Cancer Institute Carterville Illinois 62918 —
Illinois CancerCare-Carthage Carthage Illinois 62321 —
Centralia Oncology Clinic Centralia Illinois 62801 —
Northwestern University Chicago Illinois 60611 —
Rush University Medical Center Chicago Illinois 60612 —
University of Illinois Chicago Illinois 60612 —
Advocate Illinois Masonic Medical Center Chicago Illinois 60657 —
Carle at The Riverfront Danville Illinois 61832 —
Cancer Care Specialists of Illinois - Decatur Decatur Illinois 62526 —
Decatur Memorial Hospital Decatur Illinois 62526 —
Northwestern Medicine Cancer Center Kishwaukee DeKalb Illinois 60115 —
Illinois CancerCare-Dixon Dixon Illinois 61021 —
Carle Physician Group-Effingham Effingham Illinois 62401 —
Crossroads Cancer Center Effingham Illinois 62401 —
Illinois CancerCare-Eureka Eureka Illinois 61530 —
Illinois CancerCare-Galesburg Galesburg Illinois 61401 —
Western Illinois Cancer Treatment Center Galesburg Illinois 61401 —
Northwestern Medicine Cancer Center Delnor Geneva Illinois 60134 —
Ingalls Memorial Hospital Harvey Illinois 60426 —
Loyola Medicine Homer Glen Homer Glen Illinois 60491 —
Illinois CancerCare-Kewanee Clinic Kewanee Illinois 61443 —
Northwestern Medicine Lake Forest Hospital Lake Forest Illinois 60045 —
Illinois CancerCare-Macomb Macomb Illinois 61455 —
Carle Physician Group-Mattoon/Charleston Mattoon Illinois 61938 —
Loyola University Medical Center Maywood Illinois 60153 —
Marjorie Weinberg Cancer Center at Loyola-Gottlieb Melrose Park Illinois 60160 —
Cancer Care Center of O'Fallon O'Fallon Illinois 62269 —
Illinois CancerCare-Ottawa Clinic Ottawa Illinois 61350 —
Advocate Lutheran General Hospital Park Ridge Illinois 60068 —
Illinois CancerCare-Pekin Pekin Illinois 61554 —
Illinois CancerCare-Peoria Peoria Illinois 61615 —
Methodist Medical Center of Illinois Peoria Illinois 61636 —
Illinois CancerCare-Peru Peru Illinois 61354 —
Valley Radiation Oncology Peru Illinois 61354 —
Illinois CancerCare-Princeton Princeton Illinois 61356 —
West Suburban Medical Center River Forest Illinois 60305 —
Southern Illinois University School of Medicine Springfield Illinois 62702 —
Springfield Clinic Springfield Illinois 62702 —
Memorial Medical Center Springfield Illinois 62781 —
Carle Cancer Center Urbana Illinois 61801 —
The Carle Foundation Hospital Urbana Illinois 61801 —
Northwestern Medicine Cancer Center Warrenville Warrenville Illinois 60555 —
Illinois CancerCare - Washington Washington Illinois 61571 —
Rush-Copley Healthcare Center Yorkville Illinois 60560 —
Reid Health Richmond Indiana 47374 —
Memorial Hospital of South Bend South Bend Indiana 46601 —
Mary Greeley Medical Center Ames Iowa 50010 —
McFarland Clinic - Ames Ames Iowa 50010 —
McFarland Clinic - Boone Boone Iowa 50036 —
Saint Anthony Regional Hospital Carroll Iowa 51401 —
Medical Oncology and Hematology Associates-West Des Moines Clive Iowa 50325 —
Mercy Cancer Center-West Lakes Clive Iowa 50325 —
Alegent Health Mercy Hospital Council Bluffs Iowa 51503 —
Greater Regional Medical Center Creston Iowa 50801 —
Iowa Methodist Medical Center Des Moines Iowa 50309 —
Medical Oncology and Hematology Associates-Des Moines Des Moines Iowa 50309 —
Broadlawns Medical Center Des Moines Iowa 50314 —
Mercy Medical Center - Des Moines Des Moines Iowa 50314 —
Mission Cancer and Blood - Laurel Des Moines Iowa 50314 —
Iowa Lutheran Hospital Des Moines Iowa 50316 —
McFarland Clinic - Trinity Cancer Center Fort Dodge Iowa 50501 —
Trinity Regional Medical Center Fort Dodge Iowa 50501 —
McFarland Clinic - Jefferson Jefferson Iowa 50129 —
McFarland Clinic - Marshalltown Marshalltown Iowa 50158 —
Methodist West Hospital West Des Moines Iowa 50266-7700 —
Mercy Medical Center-West Lakes West Des Moines Iowa 50266 —
Flaget Memorial Hospital Bardstown Kentucky 40004 —
Commonwealth Cancer Center-Corbin Corbin Kentucky 40701 —
Saint Joseph Radiation Oncology Resource Center Lexington Kentucky 40504 —
Saint Joseph Hospital East Lexington Kentucky 40509 —
Saint Joseph London London Kentucky 40741 —
Jewish Hospital Louisville Kentucky 40202 —
Saints Mary and Elizabeth Hospital Louisville Kentucky 40215 —
UofL Health Medical Center Northeast Louisville Kentucky 40245 —
Jewish Hospital Medical Center South Shepherdsville Kentucky 40165 —
Harold Alfond Center for Cancer Care Augusta Maine 04330 —
Hickman Cancer Center Adrian Michigan 49221 —
Saint Joseph Mercy Hospital Ann Arbor Michigan 48106 —
Bronson Battle Creek Battle Creek Michigan 49017 —
Saint Joseph Mercy Brighton Brighton Michigan 48114 —
Trinity Health IHA Medical Group Hematology Oncology - Brighton Brighton Michigan 48114 —
Saint Joseph Mercy Canton Canton Michigan 48188 —
Trinity Health IHA Medical Group Hematology Oncology - Canton Canton Michigan 48188 —
Caro Cancer Center Caro Michigan 48723 —
Saint Joseph Mercy Chelsea Chelsea Michigan 48118 —
Trinity Health IHA Medical Group Hematology Oncology - Chelsea Hospital Chelsea Michigan 48118 —
Hematology Oncology Consultants-Clarkston Clarkston Michigan 48346 —
Newland Medical Associates-Clarkston Clarkston Michigan 48346 —
Ascension Saint John Hospital Detroit Michigan 48236 —
Great Lakes Cancer Management Specialists-Doctors Park East China Township Michigan 48054 —
Genesee Cancer and Blood Disease Treatment Center Flint Michigan 48503 —
Genesee Hematology Oncology PC Flint Michigan 48503 —
Genesys Hurley Cancer Institute Flint Michigan 48503 —
Hurley Medical Center Flint Michigan 48503 —
Spectrum Health at Butterworth Campus Grand Rapids Michigan 49503 —
Trinity Health Grand Rapids Hospital Grand Rapids Michigan 49503 —
Academic Hematology Oncology Specialists Grosse Pointe Woods Michigan 48236 —
Great Lakes Cancer Management Specialists-Van Elslander Cancer Center Grosse Pointe Woods Michigan 48236 —
Michigan Breast Specialists-Grosse Pointe Woods Grosse Pointe Woods Michigan 48236 —
Bronson Methodist Hospital Kalamazoo Michigan 49007 —
West Michigan Cancer Center Kalamazoo Michigan 49007 —
Ascension Borgess Cancer Center Kalamazoo Michigan 49009 —
Sparrow Hospital Lansing Michigan 48912 —
Hope Cancer Clinic Livonia Michigan 48154 —
Trinity Health Saint Mary Mercy Livonia Hospital Livonia Michigan 48154 —
Great Lakes Cancer Management Specialists-Macomb Medical Campus Macomb Michigan 48044 —
Michigan Breast Specialists-Macomb Township Macomb Michigan 48044 —
Saint Mary's Oncology/Hematology Associates of Marlette Marlette Michigan 48453 —
Toledo Clinic Cancer Centers-Monroe Monroe Michigan 48162 —
Trinity Health Muskegon Hospital Muskegon Michigan 49444 —
Cancer and Hematology Centers of Western Michigan - Norton Shores Norton Shores Michigan 49444 —
21st Century Oncology-Pontiac Pontiac Michigan 48341 —
Hope Cancer Center Pontiac Michigan 48341 —
Newland Medical Associates-Pontiac Pontiac Michigan 48341 —
Saint Joseph Mercy Oakland Pontiac Michigan 48341 —
Spectrum Health Reed City Hospital Reed City Michigan 49677 —
Ascension Saint Mary's Hospital Saginaw Michigan 48601 —
Oncology Hematology Associates of Saginaw Valley PC Saginaw Michigan 48604 —
Marie Yeager Cancer Center Saint Joseph Michigan 49085 —
Bhadresh Nayak MD PC-Sterling Heights Sterling Heights Michigan 48312 —
Ascension Saint Joseph Hospital Tawas City Michigan 48764 —
Munson Medical Center Traverse City Michigan 49684 —
Advanced Breast Care Center PLLC Warren Michigan 48088 —
Great Lakes Cancer Management Specialists-Macomb Professional Building Warren Michigan 48093 —
Macomb Hematology Oncology PC Warren Michigan 48093 —
Michigan Breast Specialists-Warren Warren Michigan 48093 —
Saint John Macomb-Oakland Hospital Warren Michigan 48093 —
Saint Mary's Oncology/Hematology Associates of West Branch West Branch Michigan 48661 —
University of Michigan Health - West Wyoming Michigan 49519 —
Huron Gastroenterology PC Ypsilanti Michigan 48106 —
Trinity Health IHA Medical Group Hematology Oncology Ann Arbor Campus Ypsilanti Michigan 48197 —
Sanford Joe Lueken Cancer Center Bemidji Minnesota 56601 —
Essentia Health Saint Joseph's Medical Center Brainerd Minnesota 56401 —
Mercy Hospital Coon Rapids Minnesota 55433 —
Essentia Health - Deer River Clinic Deer River Minnesota 56636 —
Essentia Health Cancer Center Duluth Minnesota 55805 —
Saint Luke's Hospital of Duluth Duluth Minnesota 55805 —
Unity Hospital Fridley Minnesota 55432 —
Essentia Health Hibbing Clinic Hibbing Minnesota 55746 —
Hennepin County Medical Center Minneapolis Minnesota 55415 —
Minneapolis VA Medical Center Minneapolis Minnesota 55417 —
Coborn Cancer Center at Saint Cloud Hospital Saint Cloud Minnesota 56303 —
Park Nicollet Clinic - Saint Louis Park Saint Louis Park Minnesota 55416 —
Essentia Health Sandstone Sandstone Minnesota 55072 —
Sanford Thief River Falls Medical Center Thief River Falls Minnesota 56701 —
Essentia Health Virginia Clinic Virginia Minnesota 55792 —
Sanford Cancer Center Worthington Worthington Minnesota 56187 —
Saint Francis Medical Center Cape Girardeau Missouri 63703 —
Southeast Cancer Center Cape Girardeau Missouri 63703 —
MU Health - University Hospital/Ellis Fischel Cancer Center Columbia Missouri 65212 —
Parkland Health Center - Farmington Farmington Missouri 63640 —
Capital Region Southwest Campus Jefferson City Missouri 65109 —
Sainte Genevieve County Memorial Hospital Sainte Genevieve Missouri 63670 —
Missouri Baptist Medical Center St Louis Missouri 63131 —
Mercy Hospital Saint Louis St Louis Missouri 63141 —
Missouri Baptist Sullivan Hospital Sullivan Missouri 63080 —
Missouri Baptist Outpatient Center-Sunset Hills Sunset Hills Missouri 63127 —
Community Hospital of Anaconda Anaconda Montana 59711 —
Billings Clinic Cancer Center Billings Montana 59101 —
Bozeman Deaconess Hospital Bozeman Montana 59715 —
Benefis Healthcare- Sletten Cancer Institute Great Falls Montana 59405 —
Great Falls Clinic Great Falls Montana 59405 —
Kalispell Regional Medical Center Kalispell Montana 59901 —
Saint Patrick Hospital - Community Hospital Missoula Montana 59802 —
Community Medical Hospital Missoula Montana 59804 —
CHI Health Saint Francis Grand Island Nebraska 68803 —
CHI Health Good Samaritan Kearney Nebraska 68847 —
Saint Elizabeth Regional Medical Center Lincoln Nebraska 68510 —
Alegent Health Immanuel Medical Center Omaha Nebraska 68122 —
Alegent Health Bergan Mercy Medical Center Omaha Nebraska 68124 —
Alegent Health Lakeside Hospital Omaha Nebraska 68130 —
Creighton University Medical Center Omaha Nebraska 68131 —
Midlands Community Hospital Papillion Nebraska 68046 —
OptumCare Cancer Care at Charleston Las Vegas Nevada 89102 —
OptumCare Cancer Care at Fort Apache Las Vegas Nevada 89148 —
New Hampshire Oncology Hematology PA-Concord Concord New Hampshire 03301 —
Dartmouth Hitchcock Medical Center/Dartmouth Cancer Center Lebanon New Hampshire 03756 —
Solinsky Center for Cancer Care Manchester New Hampshire 03103 —
Hackensack University Medical Center Hackensack New Jersey 07601 —
Saint Joseph's Regional Medical Center Paterson New Jersey 07503 —
University of New Mexico Cancer Center Albuquerque New Mexico 87102 —
Presbyterian Kaseman Hospital Albuquerque New Mexico 87110 —
Presbyterian Rust Medical Center/Jorgensen Cancer Center Rio Rancho New Mexico 87124 —
The New York Hospital Medical Center of Queens Flushing New York 11355 —
Glens Falls Hospital Glens Falls New York 12801 —
Queens Hospital Center Jamaica New York 11432 —
NYP/Weill Cornell Medical Center New York New York 10065 —
Nyack Hospital Nyack New York 10960 —
Montefiore Medical Center-Einstein Campus The Bronx New York 10461 —
Montefiore Medical Center-Weiler Hospital The Bronx New York 10461 —
Montefiore Medical Center - Moses Campus The Bronx New York 10467 —
Wake Forest University at Clemmons Clemmons North Carolina 27012 —
Southeastern Medical Oncology Center-Clinton Clinton North Carolina 28328 —
Southeastern Medical Oncology Center-Goldsboro Goldsboro North Carolina 27534 —
Southeastern Medical Oncology Center-Jacksonville Jacksonville North Carolina 28546 —
Wake Forest Baptist Health - Wilkes Medical Center Wilkesboro North Carolina 28659 —
Wake Forest University Health Sciences Winston-Salem North Carolina 27157 —
Sanford Bismarck Medical Center Bismarck North Dakota 58501 —
Essentia Health Cancer Center-South University Clinic Fargo North Dakota 58103 —
Sanford South University Medical Center Fargo North Dakota 58103 —
Southpointe-Sanford Medical Center Fargo Fargo North Dakota 58103 —
Sanford Medical Center Fargo Fargo North Dakota 58104 —
Sanford Broadway Medical Center Fargo North Dakota 58122 —
Sanford Roger Maris Cancer Center Fargo North Dakota 58122 —
Dayton Physicians LLC-Miami Valley South Centerville Ohio 45459 —
Miami Valley Hospital South Centerville Ohio 45459 —
Good Samaritan Hospital - Cincinnati Cincinnati Ohio 45220 —
Bethesda North Hospital Cincinnati Ohio 45242 —
TriHealth Cancer Institute-Westside Cincinnati Ohio 45247 —
TriHealth Cancer Institute-Anderson Cincinnati Ohio 45255 —
Cleveland Clinic Foundation Cleveland Ohio 44195 —
Ohio State University Comprehensive Cancer Center Columbus Ohio 43210 —
Miami Valley Hospital Dayton Ohio 45409 —
Dayton Physician LLC-Miami Valley Hospital North Dayton Ohio 45415 —
Miami Valley Hospital North Dayton Ohio 45415 —
Armes Family Cancer Center Findlay Ohio 45840 —
Dayton Physicians LLC-Atrium Franklin Ohio 45005 —
Greater Dayton Cancer Center Kettering Ohio 45409 —
Kettering Medical Center Kettering Ohio 45429 —
Springfield Regional Cancer Center Springfield Ohio 45504 —
ProMedica Flower Hospital Sylvania Ohio 43560 —
Mercy Health - Saint Anne Hospital Toledo Ohio 43623 —
Toledo Clinic Cancer Centers-Toledo Toledo Ohio 43623 —
Cancer Centers of Southwest Oklahoma Research Lawton Oklahoma 73505 —
University of Oklahoma Health Sciences Center Oklahoma City Oklahoma 73104 —
Oklahoma Cancer Specialists and Research Institute-Tulsa Tulsa Oklahoma 74146 —
Saint Alphonsus Medical Center-Baker City Baker City Oregon 97814 —
Saint Charles Health System Bend Oregon 97701 —
Clackamas Radiation Oncology Center Clackamas Oregon 97015 —
Providence Cancer Institute Clackamas Clinic Clackamas Oregon 97015 —
Bay Area Hospital Coos Bay Oregon 97420 —
Providence Newberg Medical Center Newberg Oregon 97132 —
Saint Alphonsus Medical Center-Ontario Ontario Oregon 97914 —
Providence Portland Medical Center Portland Oregon 97213 —
Providence Saint Vincent Medical Center Portland Oregon 97225 —
Saint Charles Health System-Redmond Redmond Oregon 97756 —
Lehigh Valley Hospital-Cedar Crest Allentown Pennsylvania 18103 —
Lehigh Valley Hospital - Muhlenberg Bethlehem Pennsylvania 18017 —
Pocono Medical Center East Stroudsburg Pennsylvania 18301 —
Lehigh Valley Hospital-Hazleton Hazleton Pennsylvania 18201 —
Thomas Jefferson University Hospital Philadelphia Pennsylvania 19107 —
Guthrie Medical Group PC-Robert Packer Hospital Sayre Pennsylvania 18840 —
Saint Joseph's/Candler - Bluffton Campus Bluffton South Carolina 29910 —
Prisma Health Cancer Institute - Spartanburg Boiling Springs South Carolina 29316 —
Prisma Health Cancer Institute - Easley Easley South Carolina 29640 —
Prisma Health Cancer Institute - Butternut Greenville South Carolina 29605 —
Prisma Health Cancer Institute - Faris Greenville South Carolina 29605 —
Prisma Health Greenville Memorial Hospital Greenville South Carolina 29605 —
Prisma Health Cancer Institute - Eastside Greenville South Carolina 29615 —
Prisma Health Cancer Institute - Greer Greer South Carolina 29650 —
South Carolina Cancer Specialists PC Hilton Head Island South Carolina 29926-3827 —
Prisma Health Cancer Institute - Seneca Seneca South Carolina 29672 —
Avera Cancer Institute-Aberdeen Aberdeen South Dakota 57401 —
Sanford Cancer Center Oncology Clinic Sioux Falls South Dakota 57104 —
Avera Cancer Institute Sioux Falls South Dakota 57105 —
Sanford USD Medical Center - Sioux Falls Sioux Falls South Dakota 57117-5134 —
Avera Cancer Institute at Yankton Yankton South Dakota 57078 —
Saint Joseph Regional Cancer Center Bryan Texas 77802 —
Baylor College of Medicine/Dan L Duncan Comprehensive Cancer Center Houston Texas 77030 —
Ben Taub General Hospital Houston Texas 77030 —
Michael E DeBakey VA Medical Center Houston Texas 77030 —
Huntsman Cancer Institute/University of Utah Salt Lake City Utah 84112 —
Norris Cotton Cancer Center-North Saint Johnsbury Vermont 05819 —
Centra Lynchburg Hematology-Oncology Clinic Inc Lynchburg Virginia 24501 —
Virginia Cancer Institute Richmond Virginia 23229 —
Virginia Commonwealth University/Massey Cancer Center Richmond Virginia 23298 —
VCU Community Memorial Health Center South Hill Virginia 23970 —
Shenandoah Oncology PC Winchester Virginia 22601 —
Providence Regional Cancer System-Aberdeen Aberdeen Washington 98520 —
FHCC Overlake Bellevue Washington 98004 —
PeaceHealth Saint Joseph Medical Center Bellingham Washington 98225 —
Harrison Medical Center Bremerton Washington 98310 —
Highline Medical Center-Main Campus Burien Washington 98166 —
Providence Regional Cancer System-Centralia Centralia Washington 98531 —
Swedish Cancer Institute-Edmonds Edmonds Washington 98026 —
Saint Elizabeth Hospital Enumclaw Washington 98022 —
Providence Regional Cancer Partnership Everett Washington 98201 —
Saint Francis Hospital Federal Way Washington 98003 —
Swedish Cancer Institute-Issaquah Issaquah Washington 98029 —
Kadlec Clinic Hematology and Oncology Kennewick Washington 99336 —
Seattle Cancer Care Alliance at EvergreenHealth Kirkland Washington 98034 —
Providence Regional Cancer System-Lacey Lacey Washington 98503 —
Saint Clare Hospital Lakewood Washington 98499 —
PeaceHealth Saint John Medical Center Longview Washington 98632 —
Jefferson Healthcare Port Townsend Washington 98368 —
Valley Medical Center Renton Washington 98055 —
Pacific Gynecology Specialists Seattle Washington 98104 —
Swedish Medical Center-Ballard Campus Seattle Washington 98107 —
Swedish Medical Center-Cherry Hill Seattle Washington 98122-5711 —
Swedish Medical Center-First Hill Seattle Washington 98122 —
FHCC at Northwest Hospital Seattle Washington 98133 —
PeaceHealth United General Medical Center Sedro-Woolley Washington 98284 —
Providence Regional Cancer System-Shelton Shelton Washington 98584 —
Franciscan Research Center-Northwest Medical Plaza Tacoma Washington 98405 —
PeaceHealth Southwest Medical Center Vancouver Washington 98664 —
Providence Saint Mary Regional Cancer Center Walla Walla Washington 99362 —
Providence Regional Cancer System-Yelm Yelm Washington 98597 —
West Virginia University Charleston Division Charleston West Virginia 25304 —
Duluth Clinic Ashland Ashland Wisconsin 54806 —
Aurora Cancer Care-Southern Lakes VLCC Burlington Wisconsin 53105 —
Marshfield Medical Center-EC Cancer Center Eau Claire Wisconsin 54701 —
Mayo Clinic Health System-Eau Claire Clinic Eau Claire Wisconsin 54701 —
Aurora Health Care Germantown Health Center Germantown Wisconsin 53022 —
Aurora Cancer Care-Grafton Grafton Wisconsin 53024 —
Aurora BayCare Medical Center Green Bay Wisconsin 54311 —
Aurora Cancer Care-Kenosha South Kenosha Wisconsin 53142 —
Gundersen Lutheran Medical Center La Crosse Wisconsin 54601 —
Mayo Clinic Health System-Franciscan Healthcare La Crosse Wisconsin 54601 —
University of Wisconsin Carbone Cancer Center Madison Wisconsin 53792 —
Aurora Bay Area Medical Group-Marinette Marinette Wisconsin 54143 —
Marshfield Medical Center-Marshfield Marshfield Wisconsin 54449 —
Aurora Cancer Care-Milwaukee Milwaukee Wisconsin 53209 —
Aurora Saint Luke's Medical Center Milwaukee Wisconsin 53215 —
Aurora Sinai Medical Center Milwaukee Wisconsin 53233 —
Marshfield Clinic-Minocqua Center Minocqua Wisconsin 54548 —
ProHealth D N Greenwald Center Mukwonago Wisconsin 53149 —
ProHealth Oconomowoc Memorial Hospital Oconomowoc Wisconsin 53066 —
Vince Lombardi Cancer Clinic - Oshkosh Oshkosh Wisconsin 54904 —
Aurora Cancer Care-Racine Racine Wisconsin 53406 —
Marshfield Medical Center-Rice Lake Rice Lake Wisconsin 54868 —
Vince Lombardi Cancer Clinic-Sheboygan Sheboygan Wisconsin 53081 —
Marshfield Medical Center-River Region at Stevens Point Stevens Point Wisconsin 54482 —
Aurora Medical Center in Summit Summit Wisconsin 53066 —
Vince Lombardi Cancer Clinic-Two Rivers Two Rivers Wisconsin 54241 —
ProHealth Waukesha Memorial Hospital Waukesha Wisconsin 53188 —
UW Cancer Center at ProHealth Care Waukesha Wisconsin 53188 —
Aurora Cancer Care-Milwaukee West Wauwatosa Wisconsin 53226 —
Aurora West Allis Medical Center West Allis Wisconsin 53227 —
Marshfield Medical Center - Weston Weston Wisconsin 54476 —
Billings Clinic-Cody Cody Wyoming 82414 —
Welch Cancer Center Sheridan Wyoming 82801 —

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 NCT04455750, 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 Feb 5, 2026 · Synced Oct 21, 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 public registry record, listed eligibility criteria, and available contact information for NCT04455750 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →