Testing Zanubrutinib with Sonrotoclax for mantle cell lymphoma

Inclusion

• +Age ≥ 18 years.
• +Known hypersensitivity to the study drug(s) or their components.
• +Have histologically confirmed mantle cell lymphoma that is relapsed or refractory after at least one prior line of systemic therapy
• +Eligible for and planned to receive Health Canada approved CAR-T.
• +Have a formalin fixed paraffin embedded tumour tissue block available and must have provided informed consentInformed consentThe process of being told what taking part involves, then choosing freely.Read more → for the release of the block.
• +Presence of radiologically documented disease.
• +Measurable disease (one siteTrial siteA hospital or clinic where a study is actually run.Read more → bidimensionally measurable).
• +Anticipated life expectancy of ≥ 6 months
• +Adequate hematologic and biochemical parameters
• +Must have received prior systemic therapy as shown below;
• +At least one line of systemic therapy including a Bruton's Tyrosine Kinase inhibitor (BTKi).
• +Participants who have previously received venetoclax, sonrotoclax, or any other BCL2 inhibitor (BCL2i) are eligible as long as progressive disease did not occur within 6 months of the last dose of BCL2i. Participants with progressive disease during BCL2i therapy or within 6 months of last dose are not eligible.
• +Participants must enter the study while on a BTKi or enroll to a substudy of the protocolProtocolThe detailed plan a study must follow.Read more → to receive zanubrutinib for a minimum duration prior to enrolling to the main study.
• +Participants previously exposed to zanubrutinib are eligible irrespective of response to treatment.
• +Participants entering the study while on a BTKi must have their BTKi switched to zanubrutinib supplied through the study.
• +Participants must have recovered to ≤ grade 1 from all reversible toxicity related to prior therapies.
• +Adequate washoutWashout periodA gap with no treatment, so the previous one clears your system.Read more → must be followed per protocol.
• +Exclusion CriteriaExclusion criteriaThe things that would prevent someone from taking part.Read more →
• +• Participants on active anticancer therapy for other advanced or metastatic malignancies.
• +Concurrent treatment with other anti-cancer therapy
• +Serious illnesses or medical conditions which would not permit the participant to be managed according to the protocol.
• +Prior CD19-directed CAR-T at any time, autologous hematopoietic cell transplantation within 6 weeks, or allogeneic hematopoietic cell transplantation within 3 months. Allogeneic hematopoietic cell transplantation recipients must be free of clinically-significant graft-versus-host disease (GvHD) and must be off immunosuppression for GvHD for at least 4 weeks before enrollmentEnrolmentThe number of participants a study plans to include, or has included.Read more →.
• +Untreated and/or uncontrolled cardiovascular conditions and/or symptomatic cardiac dysfunction (including cardiac ventricular arrhythmias requiring medication, history of 2nd or 3rd degree atrioventricular conduction defects) or unstable angina congestive heart failure or myocardial infarction within the previous year.
• +Active, uncontrolled bacterial, fungal, or viral infection within 14 days prior to enrollment
• +Inability to discontinue use of moderate or strong CYP3A inducers or inhibitors during the ramp-up treatment period with sonrotoclax.
• +Live vaccination within 4 weeks prior to enrollment or who plan to receive a live vaccine during treatment or within 90 days post last dose.
• +Inability to swallow capsules or tablets or have any diseases significantly affecting GI function
• +Active central nervous system (CNS) disease; Participants with stable CNS disease are eligible.
• +Growth factors within 28 days prior to enrollment.
• +Have an ECOG performance status of 0, 1 or 2
• +Pregnant or breastfeeding women.
• +Prior high-dose myelosuppresive radiation is permitted ≥28 prior to enrollment.
• +Previous major surgery is permitted ≥28 days prior to enrollment. Participants of childbearing potential must have agreed to use a highly effective contraceptive method.