Glucagon-like peptide-1 receptor agonists (GLP-1 RAs), one of the most-prescribed classes of medications worldwide, are indicated for the treatment of diabetes or obesity. A 2024 epidemiologic study by Hathaway and colleagues showed that these drugs can increase the risk of nonarteritic anterior ischemic optic neuropathy (NAION) by 4-fold among patients with diabetes and by 7.6-fold among overweight patients with previous type 2 diabetes (T2D).
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