RecruitingPhase 2Drug trialSonrotoclax Plus Zanubrutinib in Patients With Relapsed/Refractory Mantle Cell Lymphoma Planned for Standard of Care CAR-T Cell TherapyThe purpose of this study is to evaluate the effects of adding two oral medications (sonrotoclax plus zanubrutinib) to standard of care chimeric antigen receptor (CAR-T) cell therapy in participants with mantle cell lymphoma.