ClinicalTrials.gov record
Active, not recruiting Phase 1Phase 2 Interventional Results available

A Study of Selpercatinib (LOXO-292) in Participants With Advanced Solid Tumors, RET Fusion-Positive Solid Tumors, and Medullary Thyroid Cancer (LIBRETTO-001)

ClinicalTrials.gov ID: NCT03157128

Public ClinicalTrials.gov record NCT03157128. 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 19, 2026, 7:48 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 1/2 Study of Oral Selpercatinib (LOXO-292) in Patients With Advanced Solid Tumors, Including RET Fusion-Positive Solid Tumors, Medullary Thyroid Cancer, and Other Tumors With RET Activation (LIBRETTO-001)

Study identification

NCT ID
NCT03157128
Recruitment status
Active, not recruiting
Study type
Interventional
Phase
Phase 1, Phase 2
Lead sponsor
Eli Lilly and Company
Industry
Enrollment
857 participants

Conditions and interventions

Eligibility (public fields only)

Age range
12 Years and older
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 1, 2017
Primary completion
Feb 13, 2025
Completion
Jan 31, 2027
Last update posted
Apr 15, 2026

2017 – 2027

United States locations

U.S. sites
41
U.S. states
24
U.S. cities
36
Facility City State ZIP Site status
Mayo Clinic of Scottsdale Scottsdale Arizona 85259
City of Hope National Medical Center Duarte California 91010-0269
UCLA Medical Center Los Angeles California 90095
Hoag Memorial Hospital Presbyterian Newport Beach California 92663
Kaiser Permanente Oakland California 94611-5400
Irvine Medical Center Orange California 92868
University of California - San Diego San Diego California 92103
UCSF Medical Center at Mission Bay San Francisco California 94158
Kaiser Permanente Medical Center Walnut Creek California 94596
Sarah Cannon Research Institute at HealthOne Denver Colorado 80218
Yale Cancer Center New Haven Connecticut 06520
Mayo Clinic in Florida Jacksonville Florida 32224
Memorial Hospital Pembroke Pembroke Florida 33028
Emory University Atlanta Georgia 30329-5102
University of Chicago Medicine-Comprehensive Cancer Center Chicago Illinois 60637
Ochsner Clinic Foundation New Orleans Louisiana 70121
University of Maryland Medical Center Baltimore Maryland 21201
Johns Hopkins University Baltimore Maryland 21287
Massachusetts General Hospital Boston Massachusetts 02114
Dana-Farber Cancer Institute Boston Massachusetts 02215
University of Michigan Ann Arbor Michigan 48109
START Midwest Grand Rapids Michigan 49546
Mayo Clinic Rochester Minnesota 55905-0002
Washington University Medical School St Louis Missouri 63110
Comprehensive Cancer Centers of Nevada Las Vegas Nevada 89169
Roswell Park Cancer Institute Buffalo New York 14263
NYU Langone New York New York 10016
Memorial Sloan Kettering Cancer Center New York New York 10065
University of North Carolina Chapel Hill North Carolina 27514
Cleveland Clinic Foundation Cleveland Ohio 44195
Ohio State University Hospital Columbus Ohio 43210-1257
Oregon Health and Science University Portland Oregon 97201
University of Pennsylvania Hospital Philadelphia Pennsylvania 19104
Thomas Jefferson University Philadelphia Pennsylvania 19107
Sarah Cannon Research Institute SCRI Nashville Tennessee 37203
Vanderbilt University Medical Center Nashville Tennessee 37232-6303
University of Texas Southwestern Medical Center at Dallas Dallas Texas 75390-9063
University of Texas MD Anderson Cancer Center Houston Texas 77030
Huntsman Cancer Institute Salt Lake City Utah 84112
USO-Virginia Cancer Specialists, PC Fairfax Virginia 22031
University of Wisconsin-Madison Hospital and Health Clinic Madison Wisconsin 53792

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 44 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03157128, 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 Apr 15, 2026 · Synced May 19, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03157128 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →