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Wegovy Linked to Rare Eye Condition: Study Finds Higher Risk

Published on June 21, 2026, 12:48 p.m.
Wegovy Linked to Rare Eye Condition: Study Finds Higher Risk

Topic: Health

A new study found that Wegovy, a popular weight loss drug, may be linked to a rare eye condition called ischemic optic neuropathy (ION). This condition can cause sudden blindness in one or both eyes.

Wegovy is a medication used for weight loss. Researchers looked at reports of side effects from people who took Wegovy and other similar drugs. They found that Wegovy was linked to a rare eye condition called ischemic optic neuropathy (ION). This condition happens when the blood flow to the optic nerve is reduced or blocked, causing sudden blindness in one or both eyes.

The study looked at over 30 million reports of side effects from people who took semaglutide drugs, including Wegovy and Ozempic. They found that Wegovy was linked to ION more strongly than Ozempic. The researchers think that the higher dose of Wegovy may be the reason for this stronger link.

The study also found that men were at a higher risk of developing ION than women. The researchers believe that further studies are needed to understand why Wegovy is linked to ION and how doctors can use this information to help patients.

Why It Matters

This study matters because it highlights the importance of monitoring side effects when taking medications, especially those used for weight loss. As more people take these drugs, it's crucial to understand their potential risks and benefits.

Key Facts

  • Wegovy is a medication used for weight loss
  • Ischemic optic neuropathy (ION) is a rare eye condition that can cause sudden blindness in one or both eyes
  • The study found that Wegovy was linked to ION more strongly than Ozempic
  • Men were at a higher risk of developing ION than women

Key Terms

Ischemic optic neuropathy (ION)
A rare eye condition that can cause sudden blindness in one or both eyes

Implications

This study matters because it highlights the importance of monitoring side effects when taking medications, especially those used for weight loss. As more people take these drugs, it's crucial to understand their potential risks and benefits.


Source: https://www.sciencedaily.com/releases/2026/05/260522023134.htm

Journal Reference:

  1. Moiz Lakhani, Abdullah Al-Ani, Marko Popovic, Étienne Bénard-Séguin, Edward Margolin. Ischemic optic neuropathy with semaglutide: global observational analysis of sex- and formulation-specific risk. British Journal of Ophthalmology, 2026; bjo-2025-328483 DOI: 10.1136/bjo-2025-328483

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