Hundreds of Lawsuits Claim GLP-1s Caused Permanent Vision Loss

Hundreds of lawsuits allege GLP-1 weight-loss drugs caused permanent vision loss.

Sep 22, 2026

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Hundreds of Lawsuits Claim GLP-1s Caused Permanent Vision Loss

Hundreds of lawsuits allege GLP-1 weight-loss drugs caused permanent vision loss.

In brief

Hundreds of lawsuits allege GLP-1 weight-loss drugs caused permanent vision loss. Patients claim Ozempic, Wegovy, and Mounjaro caused permanent vision loss through NAION. Originally reported by Valleynewslive.

Lawsuits Target GLP-1 Drugmakers

Hundreds of lawsuits have been filed against major GLP-1 makers Eli Lilly and Novo Nordisk with patients accusing the popular weight-loss drugs of causing permanent eye damage and vision loss.

NAION Linked to Vision Loss

The lawsuits focus on non-arteritic anterior ischemic optic neuropathy, a condition causing rapid-onset vision changes and loss that can result in blindness.

Drugmakers Omitted Warning Labels

Drugmakers Omitted Warning Labels

The lawsuits claim drugmakers should have known about and informed patients of the potential for NAION, which is not included on U.S. warning labels but exists in some international labels.

Thousands Report Serious Complications

Thousands of lawsuits allege serious complications including NAION and gastrointestinal injury, with hundreds specifically claiming NAION damage.

Case Study: Vision Loss Timeline

A 63-year-old man prescribed Ozempic for diabetes in 2023 lost vision in one eye four months later and later in both eyes, becoming legally blind by 2024.

Drugmakers Deny Connection

Both Novo Nordisk and Eli Lilly have denied any significant relationship between their medications and vision loss, stating patient safety is their top priority.

The big picture

Patients claim Ozempic, Wegovy, and Mounjaro caused permanent vision loss through NAION.

Read the original on Valleynewslive

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