Zanubrutinib and Venetoclax in CLL (ZANU-VEN)

Trial statusRecruiting
Trial phasePhase 2
Trial typeInterventional
Biological sexAll
Age18+
SponsorDana-Farber Cancer Institute

About this trial

This study is being done to test the effectiveness of zanubrutinib in combination with venetoclax in participants with previously treated chronic lymphocytic leukemia (CLL) or small lymphocytic lymphoma (SLL).

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Confirmed diagnosis of CLL or SLL as per 2018 International Workshop on CLL (IWCLL) criteria.

Participants must have relapsed after at least one prior line of therapy and must currently require therapy by 2019 IWCLL criteria.

For enrollment to Cohort A: Participants must be covalent BTK and BCL-2 inhibitor naïve. Participants who have received prior therapy with a covalent BTK or BCL-2 inhibitor are not eligible, including but not limited to prior treatment with ibrutinib or acalabrutinib.

For enrollment to Cohort B: Participants must have had prior treatment with a BTK inhibitor or a BCL-2 inhibitor, but not both, and must not have experienced disease progression as defined by iwCLL criteria while receiving therapy.

Disqualifiers

Known BTK C481X mutation.

For enrollment to Cohort B: participants who have received prior treatment with both a BTK inhibitor and BCL-2 inhibitor.

Hormonal therapy given in the adjuvant setting

Corticosteroid therapy (prednisone or equivalent ≤ 20 mg daily) is allowed as clinically warranted as long as the dose is stabilized at least for 7 days prior to initial dosing. Topical, inhaled, intra-articular, or ophthalmologic corticosteroids are permitted

Trial design

Design model

Parallel

Treatments tested in this trial

  • Venetoclax

    Drug

    C4-15

  • Zanubrutinib

    Drug

    C1-15

Treatment groups

45 Participants
are divided into 3 treatment groups
Group A: Cohort A: BTKi and BCL2i naiveExperimental treatment 2 interventions
Group B: Cohort B: BTKi or BCL2i exposed without disease progressionExperimental treatment 2 interventions
Group C: Cohort C: BTKi exposed and with disease progressionExperimental treatment 2 interventions

Trial outcomes

Primary outcomes

1

Rate of undetectable minimal residual disease (uMRD)

Assessed by flow cytometry (FC)

Time frame
At the end of cycle 15 (each cycle is 28 days)

Secondary outcomes

1

Overall response Rate (ORR)

Assessed by 2018 IWCLL criteria

Time frame
At the end of cycle 15 (each cycle is 28 days)
2

Complete Response (CR) Rate

Assessed by 2018 IWCLL criteria

Time frame
At the end of cycle 15 (each cycle is 28 days)
3

Percentage of undetectable minimal residual disease (uMRD) in bone marrow with CR

Assessed by flow cytometry (FC)

Time frame
At the end of cycle 15 (each cycle is 28 days)
4

Percentage of uMRD in peripheral blood

Assessed by flow cytometry (FC)

Time frame
After cycle 15At the end of cycle 15 (each cycle is 28 days)

Other outcomes

Sponsors and contacts

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