The GUARD Trial - Part 1: A Phase 3 Clinical Trial for Prevention of Proliferative Vitreoretinopathy

NCT ID: NCT04136366

Last Updated: 2025-07-09

Study Results

Results available

Outcome measurements, participant flow, baseline characteristics, and adverse events have been published for this study.

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Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE3

Total Enrollment

106 participants

Study Classification

INTERVENTIONAL

Study Start Date

2019-11-15

Study Completion Date

2022-06-14

Brief Summary

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The GUARD Trial is a multi-center, randomized, controlled, adaptive Phase 3 clinical trial of repeated intravitreal injections of ADX-2191 versus standard-of-care for the prevention of proliferative vitreoretinopathy.

Detailed Description

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Conditions

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Proliferative Vitreoretinopathy

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

PREVENTION

Blinding Strategy

NONE

Study Groups

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ADX-2191 (intravitreal methotrexate 0.8%)

ADX-2191 (intravitreal methotrexate 0.8%) administered over 16 weeks.

Group Type EXPERIMENTAL

ADX-2191 (intravitreal methotrexate 0.8%)

Intervention Type DRUG

ADX-2191 (intravitreal methotrexate 0.8%) injected 13 times over 16 weeks upon completion of pars plana vitrectomy

Standard surgical care procedure

Standard procedure performed.

Group Type ACTIVE_COMPARATOR

Standard surgical care procedure

Intervention Type OTHER

Standard surgical care performed upon completion of pars plana vitrectomy

Interventions

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ADX-2191 (intravitreal methotrexate 0.8%)

ADX-2191 (intravitreal methotrexate 0.8%) injected 13 times over 16 weeks upon completion of pars plana vitrectomy

Intervention Type DRUG

Standard surgical care procedure

Standard surgical care performed upon completion of pars plana vitrectomy

Intervention Type OTHER

Eligibility Criteria

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Inclusion Criteria

1. Subject is 18 years or older of any gender or race
2. Subject is undergoing pars plana vitrectomy due to recurrent retinal detachment due to proliferative vitreoretinopathy or open globe injury
3. Subject is willing and able to provide written informed consent, comply with clinical trial procedures, and return for all clinical trial visits
4. Subjects of childbearing potential must agree to use two forms of birth control for the duration of the clinical trial

Exclusion Criteria

1. History of severe non-proliferative or proliferative diabetic retinopathy
2. Other planned eye surgery during the course of the trial
3. Participation in a clinical trial with an investigational medicinal product or investigational device within 90 days of subject enrollment
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Aldeyra Therapeutics, Inc.

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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Retinal Consultants of Arizona

Phoenix, Arizona, United States

Site Status

University of California Los Angeles

Los Angeles, California, United States

Site Status

Florida Retina Institute

Orlando, Florida, United States

Site Status

Bascom Palmer Eye Institute

Palm Beach Gardens, Florida, United States

Site Status

Emory Eye Center

Atlanta, Georgia, United States

Site Status

University of Illinois at Chicago

Chicago, Illinois, United States

Site Status

Illinois Retina Associates

Joliet, Illinois, United States

Site Status

University of Iowa

Iowa City, Iowa, United States

Site Status

Tufts Medical Center

Boston, Massachusetts, United States

Site Status

Ophthalmic Consultants of Boston

Boston, Massachusetts, United States

Site Status

Massachusetts Eye and Ear

Boston, Massachusetts, United States

Site Status

New England Retina Consultants

Springfield, Massachusetts, United States

Site Status

Kresge Eye Institute

Detroit, Michigan, United States

Site Status

Associated Retinal Consultants

Royal Oak, Michigan, United States

Site Status

Vitreo-Retinal Surgery

Minneapolis, Minnesota, United States

Site Status

Mayo Clinic Ophthalmology

Rochester, Minnesota, United States

Site Status

The Retina Institute

St Louis, Missouri, United States

Site Status

Long Island VitreoRetinal Consultants

Forest Hills, New York, United States

Site Status

Duke Health Center

Durham, North Carolina, United States

Site Status

OHSU Casey Eye Institute

Portland, Oregon, United States

Site Status

Mid Atlantic Retina

Philadelphia, Pennsylvania, United States

Site Status

Retina Consultants of Houston

Houston, Texas, United States

Site Status

University of Washington

Seattle, Washington, United States

Site Status

Countries

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United States

Provided Documents

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Document Type: Study Protocol and Statistical Analysis Plan

View Document

Other Identifiers

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ADX-2191-PVR-001

Identifier Type: -

Identifier Source: org_study_id

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