A clear causal link has not been established, but any sudden loss of vision, especially on awakening, requires urgent evaluation
Side effects : Digestive issues continue to subside, though mild fatigue may persist
Drewitt PN, Butterworth KR, Springall CD, Walters DG, Raglan EM
NAION claims turn on sudden, often permanent vision loss from reduced blood flow to the optic nerve
Mdecins Sans Frontires has called for Novo Nordisk and Eli Lilly to license their patents to generic manufacturers, noting that neither company has adopted pricing strategies for low-income markets
A 2026 study of more than 110,000 women undergoing breast imaging found a roughly 30 percent lower risk of breast cancer among those who use GLP-1 drugs compared to those who do not