SLIMMERS taking the weight loss Wegovy may be at highest risk of a debilitating eye condition that leads to permanent vision loss, research shows. The odds of having ischaemic optic neuropathy (Ion) were also three times higher in men than women, the study suggested. They added: “Overall, Ion risk appears dose and formulation dependent, and highest with Wegovy. AdvertisementOther studies have previously linked semaglutide jabs with NAION and other optic nerve problems, acknowledging that the risk was low. People typically suffer sudden vision loss in one eye, without any pain, and patients often notice the issue on waking up.

Source: The Times March 11, 2026 07:34 UTC