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Active, not recruiting Phase 3 Interventional

A Trial of Pirtobrutinib (LOXO-305) Plus Venetoclax and Rituximab (PVR) Versus Venetoclax and Rituximab (VR) in Previously Treated Chronic Lymphocytic Leukemia/Small Lymphocytic Lymphoma (CLL/SLL)

ClinicalTrials.gov ID: NCT04965493

Public ClinicalTrials.gov record NCT04965493. 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 26, 2026, 5:43 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 Open-Label, Randomized Study of Fixed Duration Pirtobrutinib (LOXO-305) Plus Venetoclax and Rituximab Versus Venetoclax and Rituximab in Previously Treated Chronic Lymphocytic Leukemia/Small Lymphocytic Lymphoma (BRUIN CLL-322)

Brief summary

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

The purpose of this study is to compare the efficacy and safety of fixed duration pirtobruitinib (LOXO-305) with VR (Arm A) compared to VR alone (Arm B) in patients with CLL/SLL who have been previously treated with at least one prior line of therapy. Participation could last up to five years.

Study identification

NCT ID
NCT04965493
Recruitment status
Active, not recruiting
Study type
Interventional
Phase
Phase 3
Lead sponsor
Loxo Oncology, Inc.
Industry
Enrollment
600 participants

Conditions and interventions

Eligibility (public fields only)

Age range
18 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
Sep 20, 2021 (Actual)
Primary completion
Oct 2026 (Estimated)
Completion
Oct 2027 (Estimated)
Last update posted
Jan 29, 2026

2021 – 2027

United States locations

U.S. sites
41
U.S. states
21
U.S. cities
35
Facility City State ZIP Site status
Ironwood Physicians, Ironwood Cancer and Research Centers Chandler Arizona 85224 —
Mayo Clinic Hospital Phoenix Arizona 85054 —
University of California Irvine Medical Center Orange California 92868 —
Scripps Mercy Hospital San Diego California 92111 —
Providence Medical Foundation Santa Rosa California 95403 —
Stamford Hospital Stamford Connecticut 06902 —
Florida Cancer Specialists Fort Myers Florida 33916-2233 —
Cancer Specialists of North Florida -St Augustine Saint Augustine Florida 32086 —
Florida Cancer Specialists East West Palm Beach Florida 33401 —
Mission Cancer and Blood Des Moines Iowa 50309 —
Pikeville Medical Center, Inc. Pikeville Kentucky 41501 —
American Oncology Partners of Maryland, PA Bethesda Maryland 20817 —
Dana-Farber Cancer Institute Boston Massachusetts 02215 —
St. Joseph Mercy Hospital Ann Arbor Michigan 48106 —
University of Michigan Ann Arbor Michigan 48109 —
Mayo Clinic Rochester Minnesota 55905-0002 —
Research Medical Center Kansas City Missouri 64132 —
John Theurer Cancer Center at Hackensack University Medical Center Hackensack New Jersey 07601 —
The Mount Sinai Hospital New York New York 10029 —
Columbia University Medical Center New York New York 10032 —
Memorial Sloan Kettering Cancer Center New York New York 10065 —
Levine Cancer Institute Charlotte North Carolina 28204 —
Novant Cancer Institute Charlotte Charlotte North Carolina 28204 —
Duke University Medical Center Durham North Carolina 27710 —
Regional Medical Oncology Center Wilson North Carolina 27893 —
Oncology Hematology Care Inc Cincinnati Ohio 45242 —
University Hospitals Cleveland Medical Center Cleveland Ohio 44106 —
The James Cancer Hospital Columbus Ohio 43210 —
Oncology Associates of Bridgeport P.C. Eugene Oregon 97401 —
Fox Chase Cancer Center Philadelphia Pennsylvania 19111 —
Sarah Cannon Research Institute SCRI Nashville Tennessee 37203 —
Tennessee Oncology PLLC Nashville Tennessee 37203 —
Texas Oncology-Baylor Charles A. Sammons Cancer Center Dallas Texas 75246 —
University of Texas MD Anderson Cancer Center Houston Texas 77030 —
USO - Texas Oncology - San Antonio San Antonio Texas 78240 —
University of Virginia Health System Charlottesville Virginia 22908-0816 —
Virginia Cancer Specialists, PC - Lee Highway Fairfax Virginia 22031 —
Virginia Commonwealth University Massey Cancer Center Richmond Virginia 23298-0070 —
Fred Hutchinson Cancer Research Center Seattle Washington 98104-2092 —
Swedish Cancer Institute; STE 1020 Seattle Washington 98104 —
Northwest Cancer Specialists PC Vancouver Washington 98684 —

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 135 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04965493, 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 Jan 29, 2026 · Synced Oct 26, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT04965493 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →