A Study of INCB050465 in Japanese Subjects With Previously Treated B-Cell Lymphoma (CITADEL-111)

August 9, 2023 updated by: Incyte Corporation

A Phase 1b, Open-Label, Dose-Escalation Study for the Safety, Tolerability, and Pharmacokinetics of INCB050465 in Japanese Subjects With Previously Treated B-Cell Lymphoma (CITADEL-111)

The purpose of this study is to evaluate the safety, tolerability, and pharmacokinetics of parsaclisib in the treatment of Japanese participants diagnosed with previously-treated B-cell lymphoma.

Study Overview

Status

Completed

Conditions

Intervention / Treatment

Study Type

Interventional

Enrollment (Actual)

17

Phase

  • Phase 1

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

      • Aichi, Japan, 464 8681
        • Aichi Cancer Center Hospital
      • Fukuoka, Japan, 811-1395
        • National Hospital Organization Kyushu Cancer Center
      • Koto-ku, Japan, 135-8550
        • Cancer Institute Hospital of JFCR
      • Nagoya, Japan, 467-8602
        • Nagoya City University Hospital
      • Sendai-shi, Japan, 980-8574
        • Tohoku University Hospital
      • Tokyo, Japan, 104-0045
        • National Cancer Center Hospital

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

20 years and older (Adult, Older Adult)

Accepts Healthy Volunteers

No

Description

Inclusion Criteria:

  • First generation Japanese; subject was born in Japan and has not lived outside of Japan for > 10 years, and subject can trace maternal and paternal Japanese ancestry.
  • Histologically confirmed aggressive/indolent DLBCL, FL, MZL, or MCL.
  • Previously received at least 1 prior line of systemic therapy with documented progression, and there is no further effective standard anticancer therapy available.
  • Willing to undergo an incisional or excisional lymph node or tissue biopsy or to provide a lymph node or tissue biopsy from the most recent available archival tissue.
  • Life expectancy > 3 months.
  • Eastern Cooperative Oncology Group performance status of 0 to 2.
  • Adequate hematologic, hepatic, and renal function.

Exclusion Criteria:

  • Evidence of transformed non-Hodgkin's lymphoma histologies.
  • Histologically confirmed, rare non-Hodgkin's B-cell subtypes.
  • History of central nervous system lymphoma (either primary or metastatic) or leptomeningeal disease.
  • Prior treatment with idelalisib, other selective PI3Kδ inhibitors, or a pan-phosphatidylinositol 3 kinase (PI3K) inhibitor.
  • Allogeneic stem cell transplant within the last 6 months or autologous stem cell transplant within the last 3 months before the date of the first dose of study drug.
  • Active graft-versus-host disease.
  • History of stroke or intracranial hemorrhage within 6 months of study drug administration.
  • Chronic or current active infectious disease requiring systemic antibiotics, antifungal, or antiviral treatment or exposure to a live vaccine within 30 days of the date of the first dose of study drug.
  • Known human immunodeficiency virus infection.
  • Evidence of hepatitis B virus or hepatitis C virus infection or risk of reactivation.

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: N/A
  • Interventional Model: Single Group Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: Parsaclisib
Parsaclisib administered orally once daily for 8 weeks at the protocol-defined dose, followed by a once-weekly regimen at the same dose.
Other Names:
  • INCB050465

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Number of participants with treatment-emergent adverse events (TEAEs)
Time Frame: Up to approximately 1 year
TEAE defined as any adverse event either reported for the first time or worsening of a pre-existing event after first dose of study drug.
Up to approximately 1 year

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Changes in pharmacodynamic (PD) markers of B-cell activation in plasma
Time Frame: Up to 24 weeks
Markers of B-cell activation (eg, B-cell activating factor, interleukin-10, B-cell attracting chemokine) and other plasma analytes will be analyzed for correlation with safety and clinical outcome.
Up to 24 weeks
Objective response rate
Time Frame: Up to approximately 1 year
Defined as the percentage of subjects with complete response (CR)/complete metabolic response (CMR) and partial response (PR)/ partial metabolic response (PMR), as determined by investigator assessment of response according to response criteria for lymphomas.
Up to approximately 1 year
Duration of response
Time Frame: Up to approximately 1 year
Defined as the time from first documented evidence of CR/CMR or PR/PMR until disease progression or death from any cause among subjects who achieve an objective response.
Up to approximately 1 year
Progression-free survival
Time Frame: Up to approximately 1 year
Defined as the time from the date of the first dose of study drug until the earliest date of disease progression or death from any cause.
Up to approximately 1 year

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Investigators

  • Study Director: Cinthya Coronado, MD, Incyte Corporation

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Actual)

August 2, 2018

Primary Completion (Actual)

May 5, 2020

Study Completion (Actual)

March 9, 2023

Study Registration Dates

First Submitted

October 16, 2017

First Submitted That Met QC Criteria

October 16, 2017

First Posted (Actual)

October 19, 2017

Study Record Updates

Last Update Posted (Actual)

August 14, 2023

Last Update Submitted That Met QC Criteria

August 9, 2023

Last Verified

August 1, 2023

More Information

Terms related to this study

Other Study ID Numbers

  • INCB 50465-111/CITADEL-111
  • Parsaclisib (Other Identifier: Incyte Corporation)

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

YES

IPD Plan Description

Data will be made available at the end of trial or termination of trial. The following data will be made available: safety, PK and PD, efficacy, and subject characteristics. The results of the trial will be published. In addition, data as documented in study CSR will be made available upon request.

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

Yes

Studies a U.S. FDA-regulated device product

No

product manufactured in and exported from the U.S.

Yes

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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