Slimmers were today warned that weight loss jabs could trigger a worrying eye condition causing blindness. 

Semaglutide, available as Ozempic and Wegovy, has been hailed as a monumental breakthrough in the war on obesity. 

But according to US experts, people with diabetes prescribed semaglutide were four times more likely to be diagnosed with non-arteritic anterior ischemic optic neuropathy (NAION).

And overweight or obese people taking the drugs were seven times more likely to develop the condition, known as an ‘eye stroke’, than those on other weight-loss medications. 

Researchers labelled the findings ‘significant but tentative’ and urged medics to warn patients of the risk especially if they suffer ‘other known optic nerve…