Gene therapy for dry AMD shows promise but trial halted early

NCT ID NCT03846193

First seen Feb 02, 2026 · Last updated May 15, 2026 · Updated 10 times

Summary

This early-phase study tested a single injection of GT005 gene therapy in 56 people with dry age-related macular degeneration (AMD), a leading cause of vision loss. The goal was to check safety and how well the treatment worked. The trial was stopped early, but results help guide future research.

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Contacts and locations

Locations

  • Bristol Eye Hospital

    Bristol, United Kingdom

  • Cincinnati Eye Institute

    Cincinnati, Ohio, 45242, United States

  • Manchester Eye Hospital

    Manchester, United Kingdom

  • Mid-Atlantic Retina

    Philadelphia, Pennsylvania, 19107, United States

  • Midwest Eye Institute

    Indianapolis, Indiana, 46290, United States

  • Moorfields Eye Hospital

    London, United Kingdom

  • Ophthalamic Consultants of Boston (OCB)

    Boston, Massachusetts, 02114, United States

  • Oxford University Hospital

    Oxford, United Kingdom

  • Pepose Vision Institute

    Chesterfield, Missouri, 63017, United States

  • Retina Clinic London

    London, W1G 7LA, United Kingdom

  • Sierra Eye Associates

    Reno, Nevada, 89502, United States

  • Sunderland Eye Infirmary

    Sunderland, United Kingdom

  • Wolfe Eye Clinic

    West Des Moines, Iowa, 50266, United States

Conditions

Explore the condition pages connected to this study.