A Study of Brepocitinib in Adults With Active Non-Infectious Non-Anterior Uveitis (NEPTUNE)

July 23, 2025 updated by: Priovant Therapeutics, Inc.

A Phase 2 Randomized, Double-Masked, Dose-Ranging Study to Investigate the Safety and Efficacy of Oral Brepocitinib in Adults With Active Non-Infectious Intermediate-, Posterior-, and Panuveitis

This study will evaluate the clinical safety and efficacy of oral brepocitinib in participants with active intermediate, posterior, or pan non-infectious uveitis (NIU).

Study Overview

Study Type

Interventional

Enrollment (Actual)

26

Phase

  • Phase 2

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

    • California
      • Los Angeles, California, United States, 90095
        • Clinical Trial Site
      • Palo Alto, California, United States, 94303
        • Clinical Trial Site
      • Pasadena, California, United States, 91107
        • Clinical Trial Site
    • Colorado
      • Lakewood, Colorado, United States, 80228
        • Clinical Trial Site
    • Massachusetts
      • Waltham, Massachusetts, United States, 02451
        • Clinical Trial Site
    • Missouri
      • Saint Louis, Missouri, United States, 63110
        • Clinical Trial Site
    • New Jersey
      • Palisades Park, New Jersey, United States, 07650
        • Clinical Trial Site
    • North Carolina
      • Durham, North Carolina, United States, 27710
        • Clinical Trial Site
      • Winston-Salem, North Carolina, United States, 27157
        • Clinical Trial Site
    • Oregon
      • Eugene, Oregon, United States, 97401
        • Clinical Trial Site
    • Tennessee
      • Nashville, Tennessee, United States, 37203
        • Clinical Trial Site
    • Texas
      • Bellaire, Texas, United States, 77401
        • Clinical Trial Site
      • Katy, Texas, United States, 77494
        • Clinical Trial Site
      • Plano, Texas, United States, 75075
        • Clinical Trial Site
    • Utah
      • Salt Lake City, Utah, United States, 84107
        • Clinical Trial Site

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

18 years to 74 years (Adult, Older Adult)

Accepts Healthy Volunteers

No

Description

Inclusion Criteria:

  1. Adult subjects (18-74 years old)
  2. Diagnosis of non-infectious uveitis (intermediate uveitis, posterior uveitis, or panuveitis).
  3. Active uveitic disease as defined by the presence of at least 1 of the following parameters in at least 1 eye, as determined by the investigator:

    1. Active, inflammatory chorioretinal and/or retinal vascular lesion; OR
    2. ≥2+ vitreous haze grade (NEI/SUN criteria).
  4. Receiving up to one non-corticosteroid, non-biologic, immunomodulatory therapy
  5. Weight > 40 kg with a body mass index < 40 kg/m2.

Exclusion Criteria:

  1. Has isolated anterior uveitis.
  2. Has confirmed or suspected current diagnosis of infectious uveitis
  3. History of:

    • Any lymphoproliferative disorder
    • Active malignancy;
    • History of cancer within 5 years prior to screening (exceptions for basal cell carcinoma, squamous cell carcinoma, ductal carcinoma in situ of the breast, carcinoma in situ of the uterine cervix, or thyroid carcinoma.)
  4. At risk of thrombosis and cardiovascular disease
  5. Have a high risk for herpes zoster reactivation
  6. Have active or recent infections

Other protocol defined Inclusion/Exclusion criteria may apply

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: Other
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: Triple

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: Brepocitinib Dose Level 1 by mouth (PO) once daily (QD)
Oral Brepocitinib
Experimental: Brepocitinib Dose Level 2 by mouth (PO) once daily (QD)
Oral Brepocitinib

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Incidence of Treatment-emergent Adverse Events (TEAEs) and Serious Adverse Events (SAEs)
Time Frame: Screening up to 28 days after the last dose of study drug at 52 weeks
Safety assessments will consist of monitoring and recording all adverse events (AEs) and SAEs, laboratory evaluation for hematology, blood chemistry, and urinalysis; vital signs; electrocardiograms (ECGs); and physical examinations. The investigator will determine whether the change is clinically meaningful.
Screening up to 28 days after the last dose of study drug at 52 weeks

Secondary Outcome Measures

Outcome Measure
Time Frame
Proportion of participants meeting treatment failure criteria on or after Week 6 up to Week 24
Time Frame: 24 weeks
24 weeks

Collaborators and Investigators

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

Investigators

  • Study Director: Brendan Johnson, PhD, SVP, Early Development

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

Helpful Links

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)

November 14, 2022

Primary Completion (Actual)

July 30, 2024

Study Completion (Actual)

July 30, 2024

Study Registration Dates

First Submitted

August 25, 2022

First Submitted That Met QC Criteria

August 30, 2022

First Posted (Actual)

August 31, 2022

Study Record Updates

Last Update Posted (Actual)

July 25, 2025

Last Update Submitted That Met QC Criteria

July 23, 2025

Last Verified

July 1, 2025

More Information

Terms related to this study

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

YES

IPD Plan Description

Priovant Therapeutics will provide access to individual de-identified participant data and related study documents (e.g. protocol, Statistical Analysis Plan (SAP), Clinical Study Report (CSR)) from eligible studies upon request from qualified researchers, and subject to certain criteria, conditions, and exceptions. Data requests will be reviewed and approved on the basis of scientific merit.

IPD Sharing Time Frame

The data will be made available within 24 months after study completion and will be accessible for a time frame appropriate for the approved proposal.

IPD Sharing Access Criteria

Access will be provided following review and approval of a research proposal and execution of a Data Sharing Agreement (DSA). Further details on Priovant Therapeutics' data sharing criteria and process for requesting access can be obtained by emailing info@priovanttx.com.

IPD Sharing Supporting Information Type

  • STUDY_PROTOCOL
  • SAP
  • CSR

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.

No

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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