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A Study of JNJ-64264681 in Participants With Non-Hodgkin Lymphoma and Chronic Lymphocytic Leukemia

A Phase 1, Open-Label Study of the Safety, Pharmacokinetics, and Pharmacodynamics of JNJ-64264681 in Participants With Non-Hodgkin Lymphoma and Chronic Lymphocytic Leukemia

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT04210219
Enrollment
85
Registered
2019-12-24
Start date
2020-07-02
Completion date
2025-05-28
Last updated
2025-08-21

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

Conditions

Lymphoma, Non-Hodgkin, Leukemia, Lymphocytic, Chronic, B-Cell

Brief summary

The purpose of the study is to determine the recommended Phase 2 dose(s) (RP2D\[s\]) in B cell non-Hodgkin lymphoma (NHL) and chronic lymphocytic leukemia (CLL) in Part 1 and to evaluate the safety of JNJ-64264681 at the RP2D(s) in Part 2.

Interventions

JNJ-64264681 capsule will be administered orally.

Sponsors

Janssen Research & Development, LLC
Lead SponsorINDUSTRY

Study design

Allocation
NA
Intervention model
SEQUENTIAL
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Participants must have Eastern Cooperative Oncology Group (ECOG) performance status grade of 0 or 1 * Participants must have cardiac parameters within the following range: corrected QT interval (QTcF) less than or equal to \<= 480 milliseconds based on the average of triplicate assessments performed as close as possible in succession (the full set of triplicates should be completed in less than 10 minutes) * Women of childbearing potential must have a negative highly sensitive serum pregnancy test (example: beta human chorionic gonadotropin \[beta-hCG\]) at screening, and a negative serum or urine pregnancy test prior to the first dose of study drug * Women must agree not to donate eggs (ova, oocytes) for the purposes of assisted reproduction during the study and for a period of at least 30 days after the last study drug administration * Participants must be willing and able to adhere to the lifestyle restrictions specified in this protocol

Exclusion criteria

* Participant has known active central nervous system (CNS) involvement * Participant has received prior solid organ transplantation * Participant has known allergies, hypersensitivity, or intolerance to JNJ-64264681 or its excipients * Participant has been treated with an investigational drug (including investigational vaccines) within five half-lives or 2 weeks before the planned first dose of study drug * Participant is experiencing toxicities from previous anticancer therapies that have not resolved to baseline levels, or to Grade 1 or less (except for alopecia and peripheral neuropathy)

Design outcomes

Primary

MeasureTime frameDescription
Part 1: Number of Participants With Dose Limiting Toxicity (DLT)Up to 21 daysThe DLTs are based on drug related adverse events and defined as any of the following events: hematological or non-hematological toxicity of grade 3 or higher (as specified in protocol).
Part 1 and Part 2: Number of Participants with Adverse Events (AEs)Up to 2 yearsAn AE is any untoward medical occurrence in a participant participating in a clinical study that does not necessarily have a causal relationship with the pharmaceutical/biological agent under study.

Secondary

MeasureTime frameDescription
Overall Response Rate (ORR)Up to 2 yearsORR is defined as the percentage of participants who achieve a complete response (CR) + partial response (PR) or better according to the Revised Response Criteria for Malignant Lymphoma and the International Workshop on Chronic Lymphocytic Leukemia (iwCLL) Response Criteria and International Workshop for Waldenstrom Macroglobulinemia (IWWM) Response Criteria.
Time to Response (TTR)Up to 2 yearsTTR is defined for participants who achieved PR or CR as the time from the first dose of study drug to first response of PR or CR according to the Revised Response Criteria for Malignant Lymphoma and iwCLL Response Criteria and IWWM Response Criteria.
Plasma Concentration of JNJ-64264681Up to 2 yearsPlasma concentration of JNJ-64264681 will be evaluated.
Complete Response (CR) RateUp to 2 yearsCR rate is defined as the percentage of participants who achieve a best response of CR according to the Revised Response Criteria for Malignant Lymphoma and iwCLL Response Criteria and IWWM Response Criteria.
Progression-free Survival (PFS)Up to 2 yearsPFS is defined as the time from the date of the first dose of the study drug to the date of either the first documented disease progression (according to the Revised Response Criteria for Malignant Lymphoma and iwCLL Response Criteria and IWWM Response Criteria), or death due to any cause.
Duration of Response (DOR)Up to 2 yearsDOR is defined for participants who achieved PR or CR as the time between the date of initial documentation of PR or CR to the date of either the first documented evidence of disease progression or death according to the Revised Response Criteria for Malignant Lymphoma and iwCLL Response Criteria and IWWM Response Criteria.
Percentage Occupancy of the TargetUp to 2 yearsThe pharmacodynamics of JNJ-64264681 will be assessed by determining the percentage of target occupancy. Blood samples will be obtained for pharmacodynamic assessments (target occupancy).

Countries

Georgia, Moldova, Poland, Taiwan, Ukraine, United Kingdom, United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026