Doctors Warn of Vision Loss Risk Linked to Popular Weight-Loss Drugs
Multiple lawsuits have been filed in the past year concerning a condition called non-arteritic anterior ischemic optic neuropathy (NAION), which causes rapid-onset vision changes and potential blindness, reportedly linked to popular weight-loss drugs. Dr. Elizabeth Steele of the UAB Department of Optometry explains that NAION involves a blood pressure issue at the optic nerve, a structure vital for connecting the eye to the brain and requiring proper blood flow and pressure. This condition typically affects aging adults with pre-existing conditions such as high blood pressure, obesity, diabetes, and high cholesterol, which are often the same patient demographics prescribed these weight-loss medications. Additionally, GLP-1 drugs, particularly semaglutide, are being investigated for a second potential link to vision loss. For patients with severe diabetes, rapid blood sugar control and significant weight loss in the initial months of taking the drug can compromise the vascular system in the retina, increasi...