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A Phase-3-trial of Acalabrutinib, Obinutuzumab & Venetoclax Compared to Obinutuzumab and Venetoclax in Previously Untreated Patients With High Risk CLL

NCT05197192 · Status: RECRUITING · Phase: PHASE3 · Type: INTERVENTIONAL · Enrollment: 202

Last updated 2025-08-17

No results posted yet for this study

Summary

This multicenter, prospective, open-label, randomized, superiority phase 3 study is designed to demonstrate that treatment with a triple combination of acalabrutinib, obinutuzumab and venetoclax (GAVe) prolong the progression-free survival (PFS) as compared to treatment with the combination of obinutuzumab and venetoclax (GVe) in pa-tients with high risk CLL (defined as having at least one of the follow-ing risk factors: 17p-deletion, TP53-mutation, complex karyotype or an unmutated IGHV-gene status).

Conditions

Interventions

DRUG

Obinutuzumab

Obinutuzumab i.v. infusion: Cycle 1 Day 1: Obinutuzumab 100 mg i.v. Cycle 1 Day 1 (or 2): Obinutuzumab 900 mg i.v. Cycle 1 Day 8: Obinutuzumab 1000 mg i.v. Cycle 1 Day 15: Obinutuzumab 1000 mg i.v. Cycles 2-6: Day 1: Obinutuzumab 1000 mg i.v.

DRUG

Venetoclax

Venetoclax p.o.: Cycle 1: Days 22-28: Venetoclax 20 mg (2 x 10 mg) Cycle 2: Days 1-7: Venetoclax 50 mg (1 x 50 mg) Cycle 2:Days 8-14: Venetoclax 100 mg (1 x 100 mg) Cycle 2:Days: 15-21: Venetoclax 200 mg (2 x 100 mg) Cycle 2:Days: 22-28: Venetoclax 400 mg (4 x 100 mg) Cycles 3-12: Days 1-28: Venetoclax 400 mg (4 x 100 mg)

DRUG

Acalabrutinib

Cycles 15-24: Days 1-28: 100 mg acalabrutinib twice daily p.o. approx. every 12 hrs (corresponding to a total daily dose of 200 mg).

Sponsors & Collaborators

  • AstraZeneca

    collaborator INDUSTRY

  • German CLL Study Group

    lead OTHER

Principal Investigators

  • Barbara Eichhorst, MD, Prof. · Department I of Internal Medicine, University Hospital Cologne

Study Design

Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Model
PARALLEL

Eligibility

Min Age
18 Years
Max Age
120 Years
Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2022-04-19
Primary Completion
2028-05-31
Completion
2028-05-31

Countries

  • Germany

Study Locations

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Entities

Drugs
Diseases
Companies

Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT05197192 on ClinicalTrials.gov