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A Phase 2 Study of Emavusertib in Combination with an Approved Bruton Tyrosine Kinase Inhibitor in Patients with Chronic Lymphocytic Leukemia and Other B-cell Malignancies

Status
Not yet recruiting
Phases
Phase 2
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2025-523600-68-00
Enrollment
40
Registered
2026-03-16
Start date
Unknown
Completion date
Unknown
Last updated
2026-03-16

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Chronic Lymphocytic Leukemia and Other B-cell Malignancies

Brief summary

1. Cohort 1: undetectable measurable residual disease (uMRD) rate: percentage of patients achieving uMRD as measured in peripheral blood mononuclear cells (PBMCs) by the ClonoSEQ assay. Bone marrow aspirate is required to confirm a CR and uMRD by peripheral blood., 2. Cohort 2: ORR: percentage of patients achieving a complete response (CR), or PR using iwCLL Response Criteria guidelines (Hallek et al, 2018)

Detailed description

1. Cohort 1: Duration of uMRD, Time to measurable residual disease (MRD) conversion, complete response (CR) rate, Duration of CR, Time to CR, 2. Cohort 2: Duration of response (DOR), Time to response, 3. Cohort 1 and Cohort 2: • Progression-free survival (PFS), Overall survival (OS) • Incidence of treatment-emergent adverse events (TEAEs) and treatment-related AEs, physical examinations, vital signs, electrocardiograms (ECGs), and laboratory values • PK parameters: Cmax, Tmax, AUC0-t, and Cmin for emavusertib and zanubrutinib

Interventions

DRUGBRUKINSA 160 mg film-coated tablets

Sponsors

Curis Inc.
Lead SponsorINDUSTRY

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Design outcomes

Primary

MeasureTime frame
1. Cohort 1: undetectable measurable residual disease (uMRD) rate: percentage of patients achieving uMRD as measured in peripheral blood mononuclear cells (PBMCs) by the ClonoSEQ assay. Bone marrow aspirate is required to confirm a CR and uMRD by peripheral blood., 2. Cohort 2: ORR: percentage of patients achieving a complete response (CR), or PR using iwCLL Response Criteria guidelines (Hallek et al, 2018)

Secondary

MeasureTime frame
1. Cohort 1: Duration of uMRD, Time to measurable residual disease (MRD) conversion, complete response (CR) rate, Duration of CR, Time to CR, 2. Cohort 2: Duration of response (DOR), Time to response, 3. Cohort 1 and Cohort 2: • Progression-free survival (PFS), Overall survival (OS) • Incidence of treatment-emergent adverse events (TEAEs) and treatment-related AEs, physical examinations, vital signs, electrocardiograms (ECGs), and laboratory values • PK parameters: Cmax, Tmax, AUC0-t, and Cmin for emavusertib and zanubrutinib

Outcome results

None listed

Source: EU CTIS · Data processed: Mar 17, 2026