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A Study of REGN7041 for Active Noninfectious Uveitis in Adult Participants

A Phase 1/2a Study of REGN7041 (Anti-CD3 Monoclonal Antibody) in Participants With Active Noninfectious Uveitis Affecting the Posterior Segment

Status
Terminated
Phases
Phase 1Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07218770
Acronym
TITAN
Enrollment
1
Registered
2025-10-20
Start date
2025-12-17
Completion date
2026-07-21
Last updated
2026-08-17

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

Conditions

Active Noninfectious Uveitis Affecting the Posterior Segment

Keywords

NIU-PS, Intermediate, Posterior, Panuveitis, Anterior, Uveitis, Angiographic Cystoid Macular Edema (CME), Retinal vascular leakage

Brief summary

This study is researching an experimental drug called REGN7041 (also referred to as "study drug"). The study is focused on patients who have active inflammation inside of the eye without any signs of infection. The aim of the study is to see how safe and tolerable the study drug is. This is the first time the study drug is being tested in humans. The study is looking at several other research questions, including: * What side effects may happen from taking the study drug * How much study drug is in the blood and the fluid in the eye at different times * Whether the body makes antibodies against the study drug (which could make the study drug less effective or could lead to side effects)

Interventions

Administered as per the protocol

Sponsors

Regeneron Pharmaceuticals
Lead SponsorINDUSTRY

Study design

Allocation
NON_RANDOMIZED
Intervention model
SEQUENTIAL
Primary purpose
TREATMENT
Masking
NONE

Eligibility

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

Inclusion criteria

Key Inclusion Criteria: 1. Diagnosis of non-infectious anterior, intermediate, posterior or panuveitis (For anterior uveitis, there must be evidence of inflammation affecting the posterior segment), as defined in the protocol 2. Active disease at baseline, as defined in the protocol 3. Part A only: Best Corrected Visual Acuity (BCVA) of ≤65 and \>10 Early Treatment Diabetic Retinopathy Study (ETDRS) letters (Snellen equivalent of worse than or equal to 20/50 and better than 20/630) at the screening visit and on day 1 4. Part B only: BCVA of \<75 and \>10 ETDRS letters (Snellen equivalent of worse than 20/32 and better than 20/630) at the screening visit and on day 1 Key

Exclusion criteria

1. BCVA of ≤30 ETDRS letters (Snellen equivalent of 20/250 or worse) at the screening visit and/or on day 1 2. Intraocular Pressure (IOP) \<5 mm Hg at the screening visit and/or on day 1 3. IOP \>25 mm Hg on day 1. Participants are permitted to take IOP-lowering eye drops 4. Confirmed or suspected infectious uveitis, as defined in the protocol NOTE: Other Protocol-Defined Inclusion/

Design outcomes

Primary

MeasureTime frame
Occurrence of Treatment-Emergent Adverse Events (TEAEs)Through Week 24

Secondary

MeasureTime frame
Concentrations of REGN7041 in serumThrough Week 24
Incidence of Anti-Drug Antibodies (ADAs) to REGN7041 in serumThrough Week 24
Magnitude of ADAs to REGN7041 in serumThrough Week 24

Countries

United States

Contacts

STUDY_DIRECTORClinical Trial Management

Regeneron Pharmaceuticals

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Aug 18, 2026