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GLP-1 Eye Effects Raise Questions

Authors describe both potential retinal benefits and possible rare optic nerve risks, while emphasizing that long-term ocular safety data remain limited as use expands.

  • By

  • Kerri Miller

  • March 24, 2026

  • 2 min

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  • 1

    Semaglutide is associated with ischaemic optic neuropathy, with higher reporting odds in males and those using obesity-dose formulations.

  • 2

    Observational studies suggest GLP-1 receptor agonists may reduce risks of nonexudative age-related macular degeneration and noninfectious uveitis.

  • 3

    A 3-year study found a twofold increase in neovascular age-related macular degeneration among diabetes patients using GLP-1 RAs.

  • 4

    Pharmacovigilance data indicate the need for further study on the ocular effects of GLP-1 RAs, especially with increasing usage.

  • 5

    Experts recommend screening for diabetic retinopathy before initiating GLP-1 RAs and reporting adverse events through the yellow card system.

Original Source(s)

GLP-1 Eye Effects Raise Questions

  • by Kerri Miller

  • March 24, 2026

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