ClinicalTrials.gov record
A Study to See if Memantine Protects the Brain During Radiation Therapy Treatment for a Brain Tumor
ClinicalTrials.gov ID: NCT04939597
Public ClinicalTrials.gov record NCT04939597. 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 May 7, 2026, 12:12 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 Phase 3 Randomized, Placebo-Controlled Trial Evaluating Memantine for Neurocognitive Protection in Children Undergoing Cranial Radiotherapy as Part of Treatment for Primary Central Nervous System Tumors
Study identification
- NCT ID
- NCT04939597
- Recruitment status
- Active, not recruiting
- Study type
- Interventional
- Phase
- Phase 3
- Lead sponsor
- Children's Oncology Group
- Network
- Enrollment
- 192 participants
Conditions and interventions
Conditions
Interventions
- Biospecimen Collection Procedure
- Cognitive Assessment Procedure
- Magnetic Resonance Imaging Procedure
- Memantine Hydrochloride Drug
- Placebo Administration Drug
- Questionnaire Administration Other
Procedure · Drug · Other
Eligibility (public fields only)
- Age range
- 4 Years to 17 Years
- Sex
- All
- 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
- May 9, 2022
- Primary completion
- Jun 29, 2026
- Completion
- Sep 29, 2027
- Last update posted
- Dec 21, 2025
2022 – 2027
United States locations
- U.S. sites
- 137
- U.S. states
- 46
- U.S. cities
- 113
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Children's Hospital of Alabama | Birmingham | Alabama | 35233 | — |
| Providence Alaska Medical Center | Anchorage | Alaska | 99508 | — |
| Banner Children's at Desert | Mesa | Arizona | 85202 | — |
| Phoenix Childrens Hospital | Phoenix | Arizona | 85016 | — |
| Banner University Medical Center - Tucson | Tucson | Arizona | 85719 | — |
| Arkansas Children's Hospital | Little Rock | Arkansas | 72202-3591 | — |
| Kaiser Permanente Downey Medical Center | Downey | California | 90242 | — |
| Loma Linda University Medical Center | Loma Linda | California | 92354 | — |
| Miller Children's and Women's Hospital Long Beach | Long Beach | California | 90806 | — |
| Children's Hospital Los Angeles | Los Angeles | California | 90027 | — |
| Valley Children's Hospital | Madera | California | 93636 | — |
| UCSF Benioff Children's Hospital Oakland | Oakland | California | 94609 | — |
| Kaiser Permanente-Oakland | Oakland | California | 94611 | — |
| Children's Hospital of Orange County | Orange | California | 92868 | — |
| Lucile Packard Children's Hospital Stanford University | Palo Alto | California | 94304 | — |
| Rady Children's Hospital - San Diego | San Diego | California | 92123 | — |
| UCSF Medical Center-Mission Bay | San Francisco | California | 94158 | — |
| Children's Hospital Colorado | Aurora | Colorado | 80045 | — |
| Rocky Mountain Hospital for Children-Presbyterian Saint Luke's Medical Center | Denver | Colorado | 80218 | — |
| Connecticut Children's Medical Center | Hartford | Connecticut | 06106 | — |
| Alfred I duPont Hospital for Children | Wilmington | Delaware | 19803 | — |
| Children's National Medical Center | Washington D.C. | District of Columbia | 20010 | — |
| Golisano Children's Hospital of Southwest Florida | Fort Myers | Florida | 33908 | — |
| UF Health Cancer Institute - Gainesville | Gainesville | Florida | 32610 | — |
| Nemours Children's Clinic-Jacksonville | Jacksonville | Florida | 32207 | — |
| University of Miami Miller School of Medicine-Sylvester Cancer Center | Miami | Florida | 33136 | — |
| Nicklaus Children's Hospital | Miami | Florida | 33155 | — |
| Miami Cancer Institute | Miami | Florida | 33176 | — |
| AdventHealth Orlando | Orlando | Florida | 32803 | — |
| Nemours Children's Hospital | Orlando | Florida | 32827 | — |
| Johns Hopkins All Children's Hospital | St. Petersburg | Florida | 33701 | — |
| Tampa General Hospital | Tampa | Florida | 33606 | — |
| Saint Joseph's Hospital/Children's Hospital-Tampa | Tampa | Florida | 33607 | — |
| Children's Healthcare of Atlanta - Arthur M Blank Hospital | Atlanta | Georgia | 30329 | — |
| Kapiolani Medical Center for Women and Children | Honolulu | Hawaii | 96826 | — |
| Saint Luke's Cancer Institute - Boise | Boise | Idaho | 83712 | — |
| University of Illinois | Chicago | Illinois | 60612 | — |
| University of Chicago Comprehensive Cancer Center | Chicago | Illinois | 60637 | — |
| Loyola University Medical Center | Maywood | Illinois | 60153 | — |
| Saint Jude Midwest Affiliate | Peoria | Illinois | 61637 | — |
| Riley Hospital for Children | Indianapolis | Indiana | 46202 | — |
| Blank Children's Hospital | Des Moines | Iowa | 50309 | — |
| University of Iowa/Holden Comprehensive Cancer Center | Iowa City | Iowa | 52242 | — |
| Norton Children's Hospital | Louisville | Kentucky | 40202 | — |
| Children's Hospital New Orleans | New Orleans | Louisiana | 70118 | — |
| Ochsner Medical Center Jefferson | New Orleans | Louisiana | 70121 | — |
| Maine Children's Cancer Program | Scarborough | Maine | 04074 | — |
| Sinai Hospital of Baltimore | Baltimore | Maryland | 21215 | — |
| Johns Hopkins University/Sidney Kimmel Cancer Center | Baltimore | Maryland | 21287 | — |
| Walter Reed National Military Medical Center | Bethesda | Maryland | 20889-5600 | — |
| Massachusetts General Hospital Cancer Center | Boston | Massachusetts | 02114 | — |
| Dana-Farber Cancer Institute | Boston | Massachusetts | 02215 | — |
| C S Mott Children's Hospital | Ann Arbor | Michigan | 48109 | — |
| Children's Hospital of Michigan | Detroit | Michigan | 48201 | — |
| Michigan State University | East Lansing | Michigan | 48823 | — |
| Corewell Health Grand Rapids Hospitals - Helen DeVos Children's Hospital | Grand Rapids | Michigan | 49503 | — |
| Corewell Health Children's | Royal Oak | Michigan | 48073 | — |
| Children's Hospitals and Clinics of Minnesota - Minneapolis | Minneapolis | Minnesota | 55404 | — |
| Mayo Clinic in Rochester | Rochester | Minnesota | 55905 | — |
| University of Mississippi Medical Center | Jackson | Mississippi | 39216 | — |
| University of Missouri Children's Hospital | Columbia | Missouri | 65212 | — |
| Children's Mercy Hospitals and Clinics | Kansas City | Missouri | 64108 | — |
| Cardinal Glennon Children's Medical Center | St Louis | Missouri | 63104 | — |
| Washington University School of Medicine | St Louis | Missouri | 63110 | — |
| Mercy Hospital Saint Louis | St Louis | Missouri | 63141 | — |
| Children's Hospital and Medical Center of Omaha | Omaha | Nebraska | 68114 | — |
| University of Nebraska Medical Center | Omaha | Nebraska | 68198 | — |
| Alliance for Childhood Diseases/Cure 4 the Kids Foundation | Las Vegas | Nevada | 89135 | — |
| Summerlin Hospital Medical Center | Las Vegas | Nevada | 89144 | — |
| Dartmouth Hitchcock Medical Center/Dartmouth Cancer Center | Lebanon | New Hampshire | 03756 | — |
| Hackensack University Medical Center | Hackensack | New Jersey | 07601 | — |
| Morristown Medical Center | Morristown | New Jersey | 07960 | — |
| Saint Peter's University Hospital | New Brunswick | New Jersey | 08901 | — |
| Rutgers Cancer Institute of New Jersey-Robert Wood Johnson University Hospital | New Brunswick | New Jersey | 08903 | — |
| Saint Joseph's Regional Medical Center | Paterson | New Jersey | 07503 | — |
| Albany Medical Center | Albany | New York | 12208 | — |
| Maimonides Medical Center | Brooklyn | New York | 11219 | — |
| Roswell Park Cancer Institute | Buffalo | New York | 14263 | — |
| The Steven and Alexandra Cohen Children's Medical Center of New York | New Hyde Park | New York | 11040 | — |
| Laura and Isaac Perlmutter Cancer Center at NYU Langone | New York | New York | 10016 | — |
| Mount Sinai Hospital | New York | New York | 10029 | — |
| Memorial Sloan Kettering Cancer Center | New York | New York | 10065 | — |
| Stony Brook University Medical Center | Stony Brook | New York | 11794 | — |
| State University of New York Upstate Medical University | Syracuse | New York | 13210 | — |
| Montefiore Medical Center - Moses Campus | The Bronx | New York | 10467 | — |
| Mission Hospital | Asheville | North Carolina | 28801 | — |
| UNC Lineberger Comprehensive Cancer Center | Chapel Hill | North Carolina | 27599 | — |
| Carolinas Medical Center/Levine Cancer Institute | Charlotte | North Carolina | 28203 | — |
| Duke University Medical Center | Durham | North Carolina | 27710 | — |
| East Carolina University | Greenville | North Carolina | 27834 | — |
| Wake Forest University Health Sciences | Winston-Salem | North Carolina | 27157 | — |
| Sanford Broadway Medical Center | Fargo | North Dakota | 58122 | — |
| Children's Hospital Medical Center of Akron | Akron | Ohio | 44308 | — |
| Cincinnati Children's Hospital Medical Center | Cincinnati | Ohio | 45229 | — |
| Rainbow Babies and Childrens Hospital | Cleveland | Ohio | 44106 | — |
| Cleveland Clinic Foundation | Cleveland | Ohio | 44195 | — |
| Nationwide Children's Hospital | Columbus | Ohio | 43205 | — |
| Dayton Children's Hospital | Dayton | Ohio | 45404 | — |
| ProMedica Toledo Hospital/Russell J Ebeid Children's Hospital | Toledo | Ohio | 43606 | — |
| University of Oklahoma Health Sciences Center | Oklahoma City | Oklahoma | 73104 | — |
| Legacy Emanuel Children's Hospital | Portland | Oregon | 97227 | — |
| Oregon Health and Science University | Portland | Oregon | 97239 | — |
| Lehigh Valley Hospital-Cedar Crest | Allentown | Pennsylvania | 18103 | — |
| Geisinger Medical Center | Danville | Pennsylvania | 17822 | — |
| Children's Hospital of Philadelphia | Philadelphia | Pennsylvania | 19104 | — |
| Saint Christopher's Hospital for Children | Philadelphia | Pennsylvania | 19134 | — |
| Children's Hospital of Pittsburgh of UPMC | Pittsburgh | Pennsylvania | 15224 | — |
| Rhode Island Hospital | Providence | Rhode Island | 02903 | — |
| Prisma Health Richland Hospital | Columbia | South Carolina | 29203 | — |
| BI-LO Charities Children's Cancer Center | Greenville | South Carolina | 29605 | — |
| Sanford USD Medical Center - Sioux Falls | Sioux Falls | South Dakota | 57117-5134 | — |
| East Tennessee Childrens Hospital | Knoxville | Tennessee | 37916 | — |
| Saint Jude Children's Research Hospital | Memphis | Tennessee | 38105 | — |
| The Children's Hospital at TriStar Centennial | Nashville | Tennessee | 37203 | — |
| Vanderbilt University/Ingram Cancer Center | Nashville | Tennessee | 37232 | — |
| Dell Children's Medical Center of Central Texas | Austin | Texas | 78723 | — |
| Medical City Dallas Hospital | Dallas | Texas | 75230 | — |
| UT Southwestern/Simmons Cancer Center-Dallas | Dallas | Texas | 75390 | — |
| El Paso Children's Hospital | El Paso | Texas | 79905 | — |
| Cook Children's Medical Center | Fort Worth | Texas | 76104 | — |
| M D Anderson Cancer Center | Houston | Texas | 77030 | — |
| Children's Hospital of San Antonio | San Antonio | Texas | 78207 | — |
| Methodist Children's Hospital of South Texas | San Antonio | Texas | 78229 | — |
| University of Texas Health Science Center at San Antonio | San Antonio | Texas | 78229 | — |
| Primary Children's Hospital | Salt Lake City | Utah | 84113 | — |
| University of Virginia Cancer Center | Charlottesville | Virginia | 22908 | — |
| Children's Hospital of The King's Daughters | Norfolk | Virginia | 23507 | — |
| VCU Massey Comprehensive Cancer Center | Richmond | Virginia | 23298 | — |
| Carilion Children's | Roanoke | Virginia | 24014 | — |
| Seattle Children's Hospital | Seattle | Washington | 98105 | — |
| Providence Sacred Heart Medical Center and Children's Hospital | Spokane | Washington | 99204 | — |
| Mary Bridge Children's Hospital and Health Center | Tacoma | Washington | 98405 | — |
| Madigan Army Medical Center | Tacoma | Washington | 98431 | — |
| West Virginia University Healthcare | Morgantown | West Virginia | 26506 | — |
| University of Wisconsin Carbone Cancer Center - University Hospital | Madison | Wisconsin | 53792 | — |
| Marshfield Medical Center-Marshfield | Marshfield | Wisconsin | 54449 | — |
| Children's Hospital of Wisconsin | Milwaukee | Wisconsin | 53226 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
Non-U.S. locations
This page focuses on the U.S. directory. The official record also lists 1 non-U.S. site.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT04939597, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Dec 21, 2025 · Synced May 7, 2026
Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.
Open the official record
The complete protocol, eligibility criteria, and contact information for NCT04939597 live on ClinicalTrials.gov.