ArticleAmerican journal of ophthalmology2025
The Effect of Semaglutide and GLP-1 RAs on Risk of Nonarteritic Anterior Ischemic Optic Neuropathy.
Article in American journal of ophthalmology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers, 3 of them syntheses that pooled it.
What it found
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
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Who cites it
17 citing papers in PubMed, 3 syntheses or guidelines pooled it.
- Semaglutide and risk of Non-Arteritic Anterior Ischemic Optic Neuropathy (NAION) in type 2 diabetes mellitus: A systematic review and meta-analysis.Graefe's archive for clinical and experimental ophthalmology = Albrecht von Graefes Archiv fur klinische und experimentelle Ophthalmologie · 2026Pooled it
- Semaglutide-Induced Nonarteritic Anterior Ischemic Optic Neuropathy: A Systematic Review and Meta-Analysis.Journal of clinical pharmacology · 2026Pooled it
- Semaglutide-associated risk of nonarteritic anterior ischemic optic neuropathy in patients with type 2 diabetes: A systematic review and meta-analysis of observational studies.PLoS medicine · 2026 · on this mapPooled it
- GLP-1 Receptor Agonists for Weight Loss and Risk of Major Safety Outcomes: A Multicentre Cohort Study.Diabetes, obesity & metabolism · 2026Article
- Risk of Age-Related Ocular Diseases in Non-Diabetic Adults With Obesity Using Glucagon-Like Peptide 1 Receptor Agonists.Diabetes, obesity & metabolism · 2026Article
- Ocular complications associated with glucagon-like peptide-1 receptor agonists (GLP-1 RAs) - Clinical evidence and insights.Indian journal of ophthalmology · 2026Review
- Ocular complications from glucagon-like peptide-1 receptor agonists: Clinical evidence, potential mechanisms, and clinical recommendations.Journal of the Chinese Medical Association : JCMA · 2026Review
- Beyond Glycemic Control: Ocular Effects of Glucagon-like Peptide-1 Receptor Agonists.Vision (Basel, Switzerland) · 2026Review
- The Effects of GLP-1 Receptor Agonists on Retinal Microvascular Alterations.Biomedicines · 2026Review
- Neglected GLP-1 receptors in the eyes and nose: possible correlation with regulation of appetite.Endocrine · 2026Review
- GLP-1 Receptor Agonists or SGLT2 Inhibitors and Nonarteritic Anterior Ischemic Optic Neuropathy.JAMA network open · 2026Article
- The science of safety: adverse effects of GLP-1 receptor agonists as glucose-lowering and obesity medications.The Journal of clinical investigation · 2026Review
- GLP-1RA and the risk of non-arteritic anterior ischaemic optic neuropathy in patients with type 2 diabetes: A population-based study.Diabetes, obesity & metabolism · 2026Article
- Sight Unseen: Glucagon-Like Peptide-1 (GLP-1) Agonism Therapy and Nonarteritic Anterior Ischemic Optic Neuropathy.Cureus · 2026Article
- Glucagon-Like Peptide-1 Analogs Associated with a Reduced Risk of Legal Blindness in Type 2 Diabetics with Cardiovascular Risks.Clinical ophthalmology (Auckland, N.Z.) · 2026Article
- Review
- Exploring the Side Effects of GLP-1 Receptor Agonist: To Ensure Its Optimal Positioning.Diabetes & metabolism journal · 2025Review
Corrections and comments
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Authors and funding
7 authors.
Funding
Abstract
purposeThe association between GLP-1 receptor agonists (GLP-1RA) and nonarteritic anterior ischemic optic neuropathy (NAION) remains unclear. Given the debilitating sequelae of NAION and rapid increase of GLP-1RA use, further research is essential to investigate this potential relationship. This study seeks to determine the risk of NAION and ischemic optic neuropathy (ION) in patients prescribed GLP-1RAs.
designRetrospective matched cohort study.
settingTriNetX United States collaborative network.
participantsPatients ≥12 years old with type 2 diabetes (T2DM) and considered overweight or obese (high BMI), with at least one ophthalmology or neurology visit. Among T2DM patients, approximately 120,000 patients with a semaglutide prescription and 220,000 prescribed any GLP-1RA were compared to matched T2DM controls. Among high BMI patients, approximately 58,000 on semaglutide and 66,000 on any GLP-1RA were compared to matched controls.
methodsPatients prescribed semaglutide or any GLP-1RA were compared with those on non-GLP-1RA medications. Populations were propensity matched (1:1) on various demographic and risk factors to balance baseline cohorts. MAIN OUTCOMES AND MEASURES: Cumulative incidence and risk of NAION and ION. Risk ratios (RR) with 95% confidence intervals (CI) were reported, with significance defined as CI <0.9 or > 1.1.
resultsIn T2DM patients prescribed semaglutide, the risk of NAION (RR = 0.7, 95% CI: 0.523-0.937) and ION (RR = 0.788, 95% CI: 0.609-1.102) after 5 years was not significantly increased compared to matched T2DM controls. Similarly, T2DM patients on any GLP-1RA demonstrated no significant difference in the risk of NAION (RR = 0.887, 95% CI: 0.735-1.071) or ION (RR = 0.969, 95% CI: 0.813-1.154) compared to controls. Furthermore, no increased risk of either outcome was found in the high BMI groups prescribed semaglutide or any GLP-1RA. The cumulative 5-year risk of NAION and ION in T2DM patients on semaglutide was 0.065% and 0.08%, respectively. In those with high BMI prescribed semaglutide, the risk of NAION and ION after 2 years was 0.038% and 0.404%, respectively.
conclusionsThere was no significant increase in risk of NAION or ION in patients taking semaglutide or GLP-1RAs compared to T2DM or high BMI controls.
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