ClinicalTrials.gov record
Larotrectinib in Treating Patients With Previously Untreated TRK Fusion Solid Tumors and TRK Fusion Relapsed Acute Leukemia
ClinicalTrials.gov ID: NCT03834961
Public ClinicalTrials.gov record NCT03834961. 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.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
Larotrectinib (LOXO-101, NSC# 788607) for Previously Untreated TRK Fusion Pediatric Solid Tumors and TRK Fusion Relapsed Pediatric Acute Leukemias
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
This phase II trial studies the side effects and how well larotrectinib works in treating patients with previously untreated TRK fusion solid tumors and TRK fusion acute leukemia that has come back. Larotrectinib may stop the growth of cancer cells with TRK fusions by blocking the TRK enzymes needed for cell growth.
Study identification
- NCT ID
- NCT03834961
- Recruitment status
- Active, not recruiting
- Study type
- Interventional
- Phase
- Phase 2
- Enrollment
- 33 participants
Conditions and interventions
Conditions
Eligibility (public fields only)
- Age range
- Up to 30 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
- Oct 25, 2019 (Actual)
- Primary completion
- Sep 30, 2024 (Actual)
- Completion
- Jul 25, 2027 (Estimated)
- Last update posted
- Dec 2, 2025
2019 – 2027
United States locations
- U.S. sites
- 78
- U.S. states
- 39
- U.S. cities
- 70
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Children's Hospital of Alabama | Birmingham | Alabama | 35233 | — |
| Arkansas Children's Hospital | Little Rock | Arkansas | 72202-3591 | — |
| Kaiser Permanente Downey Medical Center | Downey | California | 90242 | — |
| Children's Hospital Los Angeles | Los Angeles | California | 90027 | — |
| Kaiser Permanente-Oakland | Oakland | California | 94611 | — |
| Children's Hospital of Orange County | Orange | California | 92868 | — |
| 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 | — |
| Yale University | New Haven | Connecticut | 06520 | — |
| Alfred I duPont Hospital for Children | Wilmington | Delaware | 19803 | — |
| MedStar Georgetown University Hospital | Washington D.C. | District of Columbia | 20007 | — |
| Children's National Medical Center | Washington D.C. | District of Columbia | 20010 | — |
| Broward Health Medical Center | Fort Lauderdale | Florida | 33316 | — |
| Golisano Children's Hospital of Southwest Florida | Fort Myers | Florida | 33908 | — |
| University of Florida Health Science Center - 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 | — |
| Nemours Children's Hospital | Orlando | Florida | 32827 | — |
| 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 | — |
| Saint Jude Midwest Affiliate | Peoria | Illinois | 61637 | — |
| Riley Hospital for Children | Indianapolis | Indiana | 46202 | — |
| University of Iowa/Holden Comprehensive Cancer Center | Iowa City | Iowa | 52242 | — |
| Norton Children's Hospital | Louisville | Kentucky | 40202 | — |
| Ochsner Medical Center Jefferson | New Orleans | Louisiana | 70121 | — |
| Sinai Hospital of Baltimore | Baltimore | Maryland | 21215 | — |
| Dana-Farber Cancer Institute | Boston | Massachusetts | 02215 | — |
| C S Mott Children's Hospital | Ann Arbor | Michigan | 48109 | — |
| Corewell Health Grand Rapids Hospitals - Helen DeVos Children's Hospital | Grand Rapids | Michigan | 49503 | — |
| Bronson Methodist Hospital | Kalamazoo | Michigan | 49007 | — |
| University of Minnesota/Masonic Cancer Center | Minneapolis | Minnesota | 55455 | — |
| Mayo Clinic in Rochester | Rochester | Minnesota | 55905 | — |
| University of Mississippi Medical Center | Jackson | Mississippi | 39216 | — |
| 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 | — |
| 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 | — |
| NYP/Columbia University Medical Center/Herbert Irving Comprehensive Cancer Center | New York | New York | 10032 | — |
| Montefiore Medical Center - Moses Campus | The Bronx | New York | 10467 | — |
| Mission Hospital | Asheville | North Carolina | 28801 | — |
| Carolinas Medical Center/Levine Cancer Institute | Charlotte | North Carolina | 28203 | — |
| Novant Health Presbyterian Medical Center | Charlotte | North Carolina | 28204 | — |
| Children's Hospital Medical Center of Akron | Akron | Ohio | 44308 | — |
| Cincinnati Children's Hospital Medical Center | Cincinnati | Ohio | 45229 | — |
| Cleveland Clinic Foundation | Cleveland | Ohio | 44195 | — |
| Nationwide Children's Hospital | Columbus | Ohio | 43205 | — |
| Dayton Children's Hospital | Dayton | Ohio | 45404 | — |
| University of Oklahoma Health Sciences Center | Oklahoma City | Oklahoma | 73104 | — |
| Oregon Health and Science University | Portland | Oregon | 97239 | — |
| Lehigh Valley Hospital-Cedar Crest | Allentown | Pennsylvania | 18103 | — |
| 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 | — |
| BI-LO Charities Children's Cancer Center | Greenville | South Carolina | 29605 | — |
| Saint Jude Children's Research Hospital | Memphis | Tennessee | 38105 | — |
| 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 | — |
| Baylor College of Medicine/Dan L Duncan Comprehensive Cancer Center | Houston | Texas | 77030 | — |
| University of Texas Health Science Center at San Antonio | San Antonio | Texas | 78229 | — |
| Primary Children's Hospital | Salt Lake City | Utah | 84113 | — |
| Children's Hospital of The King's Daughters | Norfolk | Virginia | 23507 | — |
| 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 | — |
| 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 2 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT03834961, 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 2, 2025 · Synced Oct 17, 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 NCT03834961 live on ClinicalTrials.gov.