Clinical trial Recruiting at 17 sites Phase 2 Interventional Ages 50 and up

Optimizing surgical delivery of OpRegen for geographic atrophy in AMD patients

Official title: A Phase IIa, Multicenter, Open-label, Single-Arm Study to Optimize Subretinal Surgical Delivery and to Evaluate Safety and Activity of Opregen in Patients With Geographic Atrophy Secondary to Age-Related Macular Degeneration

Run by Genentech, Inc. · NCT05626114 · Data updated 2026-11-12

This study is testing a new surgical method to deliver OpRegen to see if it can help people with geographic atrophy from age-related macular degeneration improve their vision safely.

More Geographic Atrophy trials

Quick facts

PhasePhase 2
Study typeInterventional
Ages50 Years and up
SexAll
Enrollment60 (estimated)
SponsorGenentech, Inc.
Industry-sponsored
Locations17 sites (Beverly Hills, California and 16 other locations)
StatusRecruiting
StartedMarch 23, 2023
Main results expectedMarch 1, 2031
Study endsMarch 1, 2031
Registry record updatedOctober 14, 2026
Trial IDNCT05626114 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates are individuals diagnosed with geographic atrophy secondary to age-related macular degeneration who can safely undergo the required surgical procedure.

Probably not a fit

Patients with other significant ocular diseases or systemic conditions that could interfere with the study outcomes may not benefit from this trial.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This study evaluates the safety and effectiveness of a surgical method for delivering OpRegen in patients suffering from geographic atrophy due to age-related macular degeneration. Participants will undergo a vitreoretinal surgical procedure, and the study will assess the outcomes based on visual acuity and other clinical endpoints. The focus is on determining how well the treatment works and its safety profile in this specific patient population.

Why it matters

Potential benefit: If successful, this treatment could improve vision and quality of life for patients with geographic atrophy secondary to age-related macular degeneration.

How similar studies have gone: While this approach is innovative, similar studies have shown promise in treating age-related macular degeneration, suggesting potential for success.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Ability to undergo a vitreoretinal surgical procedure under monitored anesthesia care
* Diagnosis of GA secondary to AMD
* Best corrected visual acuity (BCVA) score ≥ 29 letters and ≤ 60 letters in the study eye as assessed by Early Treatment Diabetic Retinopathy Study (ETDRS)
* Pseudophakic (study eye)

Exclusion Criteria:

* Pregnancy or breastfeeding
* History of cognitive impairment or dementia
* Any type of systemic disease or its treatment, in the opinion of the investigator, including any medical conditions that could be expected to progress, recur, or change to such an extent that it may bias the assessment of the clinical status of the participant to a significant degree or put the participant at special risk

Ocular Exclusion Criteria for Study Eye:

* Any current or history of ocular disease other than GA that may confound assessment of the macula
* History of retinal detachment
* History of vitrectomy, glaucoma-filtering surgery, or corneal transplant
* Uncontrolled glaucoma or advanced glaucoma
* Any cataract surgery or intraocular surgery within 3 months prior to subretinal surgical delivery of OpRegen
* History of other ocular or intraocular conditions that contraindicate the use of an investigational drug or may affect interpretation of the study results or may render the participant at high risk for treatment complications
* Any existing posterior segment device or implant

Substudy:

Inclusion Criteria:

\- Participants must meet all of the inclusion criteria described in the parent study GR44251 and have the ability to comply with the substudy protocol

Exclusion Criteria:

* Participants who meet any exclusion criteria listed in the parent study GR44251
* Past history of seizures, or epileptic seizures due to any cause except for a single febrile seizure in childhood

Where it's running

  • Retina-Vitreous Associates Medical Group
    Beverly Hills, California, United States
    Recruiting
  • Retinal Consultants Medical Group
    Sacramento, California, United States
    Recruiting
  • West Coast Retina
    San Francisco, California, United States
    Recruiting
  • Retina Vitreous Associates of Florida
    St. Petersburg, Florida, United States
    Recruiting
  • The Retina Care Center
    Baltimore, Maryland, United States
    Recruiting
  • The Retina Institute
    St Louis, Missouri, United States
    Recruiting
Show 11 more locations
  • Sierra Eye Associates
    Reno, Nevada, United States
    Recruiting
  • Duke Eye Center
    Durham, North Carolina, United States
    Recruiting
  • Cincinnati Eye Institute
    Blue Ash, Ohio, United States
    Recruiting
  • Mid Atlantic Retina
    Philadelphia, Pennsylvania, United States
    Recruiting
  • Tennessee Retina PC
    Nashville, Tennessee, United States
    Recruiting
  • Austin Clinical Research, LLC
    Austin, Texas, United States
    Recruiting
  • Retina Consultants of Texas
    Bellaire, Texas, United States
    Recruiting
  • Piedmont Eye Center
    Lynchburg, Virginia, United States
    Recruiting
  • Spokane Eye Clinical Research;Spokane Eye Surgery Center
    Spokane, Washington, United States
    Recruiting
  • Hadassah MC
    Jerusalem, Israel
    Recruiting
  • Tel Aviv Sourasky MC
    Tel Aviv, Israel
    Recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.