CI

At a glance

ClinicalIndex Comparison Record
Phase 3Recruiting· 737 target
Drug / intervention
Pirtobrutinib +1 moredrug
Likely dose
Not stated in record
Key inclusion· 4
  • Confirmed diagnosis of CLL/SLL requiring therapy per iwCLL 2018 criteria
  • Part 1: Known 17p deletion status (wildtype or deleted); Part 2: Must have deletion of 17p by FISH
  • ECOG Performance Status 0-2
  • Adequate organ function: platelets, hemoglobin, neutrophils, kidney function per specified thresholds
Key exclusion· 18
  • Richter's transformation to DLBCL, prolymphocytic leukemia, or Hodgkin's lymphoma
  • CNS involvement
  • Significant history of renal, neurologic, psychiatric, endocrine, metabolic or immunologic disease
  • Active uncontrolled auto-immune cytopenia (e.g., AIHA, ITP)

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT05254743
NCT05254743Phase 3RecruitingMonitor
Slow Enrollment
Long Recruiting

A Phase 3 Open-Label, Randomized Study of Pirtobrutinib (LOXO-305) Versus Ibrutinib in Patients With Chronic Lymphocytic Leukemia/Small Lymphocytic Lymphoma (BRUIN-CLL-314)

Loxo Oncology, Inc.·interventional·Posted Feb 24, 2022·Updated Jun 17, 2026

In Brief

A Phase 3 clinical trial evaluating Pirtobrutinib and Ibrutinib for Chronic Lymphocytic Leukemia and 3 related conditions. Currently recruiting, targeting 737 participants across 143 sites in 23 countries.

Signals

Enrolling slower than its timeline implies

Detailed Summary

The purpose of Part 1 of this study is to compare the efficacy and safety of pirtobruitinib (LOXO-305) to ibrutinib in participants with CLL/SLL; participants may or may not have already had treatment for their cancer. The purpose of Part 2 of this study evaluates pirtobrutinib monotherapy in treatment-naïve participants with CLL/SLL with 17p deletions. Participation could last up to six years for Part 1. Participation could last up to 2 years for Part 2.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
CountriesArgentina, Australia, Austria, Belgium, Brazil, Canada, Chile, China, Czechia, France, Germany, Hungary, Israel, Italy, Japan, New Zealand, Poland, South Korea, Spain, Taiwan, Turkey (Türkiye), United Kingdom, United States
Collaborators--

Timeline

Phase 3Recruiting
2022202320242025202620272028
First PostedFeb 24, 2022
Enrollment StartJul 22, 2022
Primary CompletionOct 1, 2027
Study CompletionJan 1, 2028
TodayJul 2, 2026
Enrollment to primary: 5.2 yearsPosted 4.4 years agoPrimary completion in 1.2 years

Interventions

Pirtobrutinibdrug

Administered orally.

Ibrutinibdrug

Administered orally.