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Peer-Reviewed Publication
Naunyn Schmiedebergs Arch Pharmacol2026August 22, 2026Journal Article

Psychiatric and eye disorders associated with use of glucagon-like peptide 1 receptor agonists (GLP-1 RAs).

Ilaria Ammendolia1,2, Cristina Mondello3, Emanuela Esposito2, Gioacchino Calapai2, Mariaconcetta Currò4, Paola Midiri4, Bernardo Firenzuoli5, Alberto Noto6, Antonino Cancellieri6, Luigi Cardia6, Alessio Ardizzone7, Fabrizio Calapai8
1Simple Departmental Unit of Pharmacy, IRCCS Centro Neurolesi "Bonino-Pulejo", Messina, Italy.
2Department of Chemical, Biological, Pharmaceutical and Environmental Sciences, University of Messina, Messina, Italy.
3Department of Biomedical and Dental Sciences and Morphological and Functional Imaging, University of Messina, Messina, Italy.
4Department of Clinical and Experimental Medicine, University of Messina, Messina, Italy.
5Department of Mental Health, AUSL Toscana Centro, UFSMIA, Valdinievole, Italy.
6Department of Human Pathology of Adult and Childhood "Gaetano Barresi", University of Messina, Messina, Italy.
7UniCamillus-Saint Camillus International University of Health Sciences, Rome, Italy.
8Department of Biomedical and Dental Sciences and Morphological and Functional Imaging, University of Messina, Messina, Italy. fabrizio.calapai@unime.it.

Abstract

Glucagon-like peptide 1 receptor agonists (GLP-1 RAs) semaglutide, liraglutide, and dulaglutide are indicated for diabetes. Semaglutide and liraglutide were also approved for therapy of obesity or weight control. Apprehension has been expressed about the possible link between GLP-1 RAs and suicidality. Drug agencies established no causal relationship, but declaring that this risk cannot be underev…

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