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A Clinical Trial Evaluating Patients With Primary Vitreoretinal Lymphoma

A Prospective, Randomized, Double-masked, Dosing-frequency-controlled, Multicenter Clinical Trial Evaluating the Safety and Activity of Intravitreally Injected ADX-2191 (Methotrexate Injection USP) in Patients With Primary Vitreoretinal Lymphoma

Status
Recruiting
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07402876
Enrollment
20
Registered
2026-02-11
Start date
2026-02-01
Completion date
2026-12-01
Last updated
2026-02-11

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

Conditions

Primary Vitreoretinal Lymphoma

Brief summary

A prospective, randomized, double-masked, dosing-frequency-controlled, multicenter clinical trial evaluating the safety and activity of intravitreally injected ADX-2191 (methotrexate injection USP) in patients with primary vitreoretinal lymphoma

Interventions

DRUGICM ADX-2191 injection

Following the development of lymphomatous vitreous cells in at least one eye, subjects will follow ICM dosing with ADX-2191 intravitreal injections twice weekly for four weeks, followed by weekly for eight weeks, for a total of sixteen injections.

DRUGMonthly ADX-2191 injection

Following the development of lymphomatous vitreous cells in at least one eye, subjects will dose monthly with ADX-2191 intravitreal injections for a total of three injections. Sham injections will be performed for those visits during which ADX-2191 is not injected, for a total of thirteen sham injections.

Sponsors

Aldeyra Therapeutics, Inc.
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
TRIPLE (Subject, Caregiver, Outcomes Assessor)

Eligibility

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

Inclusion criteria

1. 21 years old or older; of any gender 2. Biopsy proven primary vitreoretinal lymphoma 3. Presence of lymphomatous vitreous cells at the Screening Visit and/or any eye that has been vitrectomized to confirm the diagnosis of primary vitreoretinal lymphoma 4. Willingness to participate in the clinical trial as evidenced by signing of an informed consent

Exclusion criteria

1. Known allergy or hypersensitivity to methotrexate 2. Planned eye surgery during the clinical trial 3. Women of childbearing potential who are pregnant or lactating 4. Pre-existing ocular or non-ocular conditions or diseases that, in the opinion of the investigator, could interfere with the conduct or interpretation of the clinical trial 5. Use of systemic methotrexate within one week prior to treatment

Design outcomes

Primary

MeasureTime frame
Proportion of clearance of lymphomatous vitreous cells compared across ICM and monthly ADX-2191 treatment groups after eight weeks of treatmentEight weeks

Countries

United States

Contacts

CONTACTBill Cavanagh
bcavanagh@aldeyra.com781-257-3063

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: May 25, 2026