CI

At a glance

ClinicalIndex Comparison Record
Phase 3Active· 155 enrolled / 155 target
Drug / intervention
Acalabrutinib +2 moredrug
Likely dose
Acalabrutinib 100 mgfrom record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

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

Search/NCT04075292
NCT04075292Phase 3ActiveUpdate Overdue (2.0/mo)Completion was 29mo ago

A Randomized, Multicenter, Open-Label, Phase 3 Study to Evaluate the Efficacy and Safety of Acalabrutinib Versus Chlorambucil Plus Rituximab in Subjects With Previously Untreated Chronic Lymphocytic Leukemia

AstraZeneca·interventional·Posted Aug 30, 2019·Updated Jun 16, 2026

In Brief

A Phase 3 clinical trial evaluating Acalabrutinib, Rituximab, and 1 other intervention for Untreated Chronic Lymphocytic Leukemia. Active but no longer recruiting, targeting 155 participants across 46 sites in 5 countries.

Signals

Enrollment appears stalled

Detailed Summary

This is a randomized, multicenter, open-label, Phase 3 study to evaluate the efficacy and safety of Acalabrutinib versus Chlorambucil plus Rituximab in subjects with Previously Untreated Chronic Lymphocytic Leukemia.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
CountriesChina, Philippines, Taiwan, Thailand, Vietnam
Collaborators--

Timeline

Phase 3Active
20202021202220232024202520262027
First PostedAug 30, 2019
Enrollment StartJan 20, 2020
Primary CompletionJan 3, 2024
Study CompletionJan 1, 2027
TodayJul 2, 2026
Enrollment to primary: 4.0 yearsPosted 6.8 years ago

Arms & Interventions

Acalabrutinibexperimental

Acalabrutinib will be orally administered until disease progression or unacceptable toxicity

Drug: Acalabrutinib
Rituximab and Chlorambucilactive_comparator

Chlorambucil orally administered and Rituximab via IV infusion for 6 cycles

Drug: RituximabDrug: Chlorambucil

Interventions

Acalabrutinibdrug

acalabrutinib 100 mg twice daily orally

Rituximabdrug

Rituximab: 375 mg/m2 IV infusion on Day 1 of Cycle 1. 500 mg/m2 IV infusion on Day 1 for each of subsequent cycles (Cycles 2-6)

Chlorambucildrug

Chlorambucil: 0.5 mg/kg body weight orally on Day 1 and Day 15 of Cycles 1-6