There was growing dialogue worldwide a couple of potential hyperlink between some weight reduction and diabetes medicines, together with semaglutide-based medication like Wegovy, and a uncommon optic nerve situation known as Non-Arteritic Anterior Ischemic Optic Neuropathy (NAION), generally informally referred to as an eye fixed stroke. The British Journal of Ophthalmology examine revealed in March 2026 notes that Ischaemic optic neuropathy (ION) is a rare however vision-threatening complication lately linked to GLP-1 receptor agonists, notably semaglutide. Utilizing over “30 million studies from the FDA Hostile Occasion Reporting System (2017–2024)”, the group famous that amongst 31,774 semaglutide circumstances, Wegovy demonstrated the strongest sign for ION in contrast with Ozempic.
DISCLAIMER: This text relies on data from the general public area and/or the consultants we spoke to. All the time seek the advice of your well being practitioner earlier than beginning any routine.
In truth, the analyses confirmed larger odds in males, “and confirmed larger danger with Wegovy versus Ozempic”. “These findings spotlight a possible dose-dependent security concern that warrants pressing potential analysis to information prescribing and regulatory coverage,” it acknowledged.
Ought to folks on the medicines be apprehensive?
Generally described as an eye fixed stroke, NAION happens when the blood provide to the optic nerve is all of a sudden disrupted, inflicting speedy, critical injury that’s, most often, irreversible. Sufferers continuously get up to search out their imaginative and prescient has deteriorated in a single day. There isn’t any surgical procedure to reverse it, mentioned Dr Vineet Sehgal, senior advisor, Sharp Sight Eye Hospitals.
The optic nerve is among the many most blood-dependent constructions within the human physique. Even a quick interruption in its provide could cause lasting injury, he mentioned.
Dr Chaitanya Vemu, senior advisor, ophthalmology, KIMS Hospitals, Thane, mentioned Ischaemic optic neuropathy normally happens in a single eye. “Nonetheless, it’s essential to notice that present proof solely suggests a attainable hyperlink, not a confirmed cause-and-effect relationship,” mentioned Dr Vemu.
What’s Wegovy’s hyperlink with the optic nerve?
Dr Vemu famous that researchers are analyzing whether or not speedy metabolic adjustments, blood sugar fluctuations, dehydration, or vascular results related to GLP-1 receptor agonist medication may contribute to circulatory issues within the optic nerve amongst those that are susceptible. “Nonetheless, weight problems, diabetes, hypertension, sleep apnea, and coronary heart illness, that are frequent in sufferers taking these medicines, are identified danger elements for NAION. This makes it exhausting to find out if the drug alone is accountable,” Dr Vemu harassed.
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Right here’s what consultants must say (Picture: Freepik)
Ought to sufferers cease taking Wegovy?
Dr Vemu famous that sufferers mustn’t panic or all of a sudden cease their medicine with out speaking to their physician. “The general danger appears to be very low, and these medicines nonetheless present important advantages in managing weight problems and diabetes for many individuals. Nonetheless, anybody who notices sudden blurred imaginative and prescient, adjustments of their visible discipline, dimming of imaginative and prescient, or eye discomfort whereas taking these medications ought to search fast eye care,” mentioned Dr Vemu.
What to notice?
Anybody presently on semaglutide-based remedy who notices sudden blurring of imaginative and prescient, an unexplained darkish patch of their visible discipline, or any abrupt change in eyesight ought to see an ophthalmologist the identical day. “Not a scheduled appointment. That day. Earlier than beginning the remedy, clearance needs to be sought from an ophthalmologist,” harassed Dr Sehgal.
Sufferers with present danger elements for optic nerve illness ought to have an open, trustworthy dialog with each their prescribing doctor and an eye fixed specialist earlier than starting remedy, he added. “In ophthalmology, early motion is commonly the one motion accessible. Imaginative and prescient misplaced to an eye fixed stroke hardly ever returns. The window to guard it’s smaller than most individuals ever anticipate,” mentioned Dr Sehgal.
Furthermore, common eye check-ups are particularly essential for folks with diabetes, hypertension, sleep apnea, or present optic nerve points. “Staying hydrated, controlling blood strain and blood sugar, and promptly reporting any visible signs may also help decrease issues and help early intervention,” mentioned Dr Vemu.
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DISCLAIMER: This text relies on data from the general public area and/or the consultants we spoke to. All the time seek the advice of your well being practitioner earlier than beginning any routine.
