People with diabetes who were taking GLP-1 drugs had a low but elevated risk of an age-related eye disease that can sometimes lead to blindness, a new observational study concludes, adding to a short list of concerns about eye health in people taking the powerful medications.

The research, published Thursday in JAMA Ophthalmology , found that after one year, more than twice as many people on GLP-1 drugs developed neovascular age-related macular degeneration compared to similar people who were not taking the drugs. The risk was 0.2% in people taking GLP-1s and 0.1% in those who didn’t. Participants, drawn from health records of nearly 140,000 patients in Canada, were matched for socioeconomic status and a long list of conditions in addition to diabetes.

AMD is a leading cause of irrever

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