News for Healthier Living

U.S. Study Suggests GLP-1 RA Drugs Are Associated with Small Increase in Ischemic Optic Neuropathy

A target trial emulation found that people with type 2 diabetes who start glucagon-like peptide-1 receptor agonist (GLP-1RA) therapy had a slightly higher risk for ischemic optic neuropathy (ION), a rare condition involving reduced blood flow to the optic nerve that can cause sudden vision loss, compared with those initiating sodium-glucose cotransporter-2 inhibitors (SGLT2is) or dipeptidyl peptidase-4 inhibitors (DPP4is).

July 13, 2026


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