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Clinical Trial ยท PHASE3 ยท Recruiting

A Study to Investigate the Efficacy and Safety of Sonrotoclax Plus Zanubrutinib Compared With Placebo Plus Zanubrutinib in Adults With Relapsed/Refractory Mantle Cell Lymphoma (CELESTIAL-RRMCL)

29 October 2026 NCT06742996 ClinicalTrials.gov โ†—
✅ This trial is currently recruiting volunteers
If you think you might be eligible, speak to your GP or specialist about this trial before applying.
Status
Recruiting
Phase
PHASE3
Participants
ALL
Age Range
18 Years+

About This Trial

The goal of this study is to compare how well sonrotoclax plus zanubrutinib works versus zanubrutinib plus placebo in treating adults with relapsed/refractory (R/R) mantle cell lymphoma (MCL). This study will also look at the safety of sonrotoclax plus zanubrutinib versus zanubrutinib plus placebo.

Who Can Join?

Inclusion Criteria: * Histologically locally confirmed diagnosis of MCL based on the World Health Organization 2022 classification of Haematolymphoid Tumors (WHO-HAEM5), or based on International Consensus Classification (ICC) * Ability to provide archival or fresh tumor tissue for retrospective central confirmation of MCL diagnosis * Received 1 to 5 prior lines of systemic therapy including an anti-CD20 monoclonal antibody (mAb)-based immunotherapy or chemoimmunotherapy and requiring treatment in the opinion of the investigator * Relapsed or refractory disease after the last line of therapy * Measurable disease defined as โ‰ฅ 1 nodal lesion that is > 1.5 cm in longest diameter, or โ‰ฅ 1 extranodal lesion that is > 1 cm in longest diameter * Eastern Cooperative Oncology Group (ECOG) Performance Status of 0 to 2 * Adequate organ function Exclusion Criteria: * Prior therapy with B-cell lymphoma-2 inhibitor (BCL2i) * Prior therapy with BTK degraders * Prior therapy with covalent…

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