Clinical trialNCT05773274RecruitingPhase 2Interventional

Comparing Retreatment of 177Lu-DOTATATE PRRT Versus the Usual Treatment in Patients With Metastatic Unresectable Gastroenteropancreatic Neuroendocrine Tumors, NET RETREAT Trial

SponsorNational Cancer Institute (NCI)Enrollment100Metastatic Digestive System Neuroendocrine Tumor G1Metastatic Digestive System Neuroendocrine Tumor G2Unresectable Digestive System Neuroendocrine Tumor G1Unresectable Digestive System Neuroendocrine Tumor G2

View the registry record on ClinicalTrials.gov

Summary

The registered summary isn't in our current data snapshot. Read it on the ClinicalTrials.gov record ↗. Why? →

Investigators

The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.

Simron Singh
Canadian Cancer Trials Group
Principal Investigator
clinicaltrials.gov ↗

A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.

Sites

39 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.

Canada

Bcca-Vancouver Cancer Centre
Vancouver, British Columbia, Canada
Jonathan M. Loree
Recruiting
Cancercare Manitoba
Winnipeg, Manitoba, Canada
Suspended
Doctor H. Bliss Murphy Cancer Centre
St. John's, Newfoundland and Labrador, Canada
Renee Lester
Recruiting
London Regional Cancer Program
London, Ontario, Canada
David Laidley
Recruiting
Ottawa Hospital and Cancer Center-General Campus
Ottawa, Ontario, Canada
Timothy R. Asmis
Recruiting
Odette Cancer Centre- Sunnybrook Health Sciences Centre
Toronto, Ontario, Canada
Simron Singh
Recruiting

United States

University of Alabama at Birmingham Cancer Center
Birmingham, Alabama, United States
Suspended
Mayo Clinic Hospital in Arizona
Phoenix, Arizona, United States
Patrick W. McGarrah
Recruiting
Banner University Medical Center - Tucson
Tucson, Arizona, United States
Rachna T. Shroff
Recruiting
University of Arizona Cancer Center-North Campus
Tucson, Arizona, United States
Rachna T. Shroff
Recruiting
Uchealth University of Colorado Hospital
Aurora, Colorado, United States
Emily Baiyee-Toegel
Recruiting
Um Sylvester Comprehensive Cancer Center at Aventura
Aventura, Florida, United States
Gretel Terrero
Recruiting
Um Sylvester Comprehensive Cancer Center at Coral Gables
Coral Gables, Florida, United States
Gretel Terrero
Recruiting
Um Sylvester Comprehensive Cancer Center at Deerfield Beach
Deerfield Beach, Florida, United States
Gretel Terrero
Recruiting
Mayo Clinic in Florida
Jacksonville, Florida, United States
Patrick W. McGarrah
Recruiting
Um Sylvester Comprehensive Cancer Center at Kendall
Miami, Florida, United States
Gretel Terrero
Recruiting
University of Miami Miller School of Medicine-Sylvester Cancer Center
Miami, Florida, United States
Gretel Terrero
Recruiting
University of Miami Sylvester Comprehensive Cancer Center at Sole Mia
North Miami, Florida, United States
Gretel Terrero
Recruiting
Um Sylvester Comprehensive Cancer Center at Plantation
Plantation, Florida, United States
Gretel Terrero
Recruiting
Northwestern University
Chicago, Illinois, United States
Al B. Benson
Recruiting
University of Chicago Comprehensive Cancer Center
Chicago, Illinois, United States
Chih-Yi Liao
Recruiting
Northwestern Medicine Cancer Center Kishwaukee
DeKalb, Illinois, United States
Al B. Benson
Recruiting
Northwestern Medicine Cancer Center Delnor
Geneva, Illinois, United States
Al B. Benson
Recruiting
Uc Comprehensive Cancer Center at Silver Cross
New Lenox, Illinois, United States
Chih-Yi Liao
Recruiting
University of Chicago Medicine-Orland Park
Orland Park, Illinois, United States
Chih-Yi Liao
Recruiting
Northwestern Medicine Cancer Center Warrenville
Warrenville, Illinois, United States
Al B. Benson
Recruiting
Ui Health Care Mission Cancer and Blood - Ankeny Clinic
Ankeny, Iowa, United States
Seema Harichand-Herdt
Recruiting
Ui Health Care Mission Cancer and Blood - West Des Moines Clinic
Clive, Iowa, United States
Seema Harichand-Herdt
Recruiting
Iowa Methodist Medical Center
Des Moines, Iowa, United States
Seema Harichand-Herdt
Recruiting
Ui Health Care Mission Cancer and Blood - Des Moines Clinic
Des Moines, Iowa, United States
Seema Harichand-Herdt
Recruiting
Ui Health Care Mission Cancer and Blood - Laurel Clinic
Des Moines, Iowa, United States
Seema Harichand-Herdt
Recruiting
Ui Health Care Mission Cancer and Blood - Waukee Clinic
Waukee, Iowa, United States
Seema Harichand-Herdt
Recruiting
University of Kentucky/markey Cancer Center
Lexington, Kentucky, United States
Active, not recruiting
Henry Ford Hospital
Detroit, Michigan, United States
Gazala Khan
Recruiting
Mayo Clinic in Rochester
Rochester, Minnesota, United States
Patrick W. McGarrah
Recruiting
University of New Mexico Cancer Center
Albuquerque, New Mexico, United States
Suspended
University of Rochester
Rochester, New York, United States
Haoming Qiu
Recruiting
Ohio State University Comprehensive Cancer Center
Columbus, Ohio, United States
Suspended
Huntsman Cancer Institute/university of Utah
Salt Lake City, Utah, United States
Heloisa P. Soares
Recruiting

Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.

Drugs studied

No drug or biological interventions are in our data for this study — it may test a procedure, device or behavioral intervention, or the intervention list isn't in our current snapshot. See the registry record ↗. Why? →

Registration & key dates

Registry attributes as recorded on the ClinicalTrials.gov study record.

Start: 12 Jan 2024
Primary completion: 30 Apr 2029
Completion: 30 Apr 2029
Last update posted: 7 Jul 2026
Registered enrollment: 100
Registry id: NCT05773274

clinicaltrials.gov ↗

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 12 Jul 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.