GLP-1 Vision Loss: What the FDA’s New NAION Warning Means (November 2026)
GLP-1 vision loss: on Nov. 9, 2026, the FDA began requiring a NAION warning on all GLP-1 labels. See the real absolute risk, who’s at risk and when to get care.
Author: Thomas Reyes
Thomas Reyes covers safety and research: side effects, FDA warnings and safety communications, compounded drugs and new studies. He explains what kind of evidence a study is, who was studied and for how long, and grades it with our published scale, so a single new paper is never presented as new medical advice. Thomas is not a clinician. Thomas Reyes is the pen name of a WeightCare Compass editor.