What GLP-1 users should know about the potential risk of a rare type of vision loss
September 25, 2026

(ABC News) – Dozens of Americans have filed personal injury lawsuits against the makers of popular GLP-1 drugs, like Ozempic, Wegovy and Mounjaro, claiming they were not properly warned of the risk of a rare type of sudden vision loss, called nonarteritic anterior ischemic optic neuropathy, or NAION, when taking the medications.
Researchers have been studying a possible link between GLP-1 drugs and this eye condition in recent years after a possible safety signal was reported from a single health center in Boston in 2024, but so far, no study has proven these drugs are the cause. (Read More)