Search terms included “GLP-1 receptor agonist,” “diabetic retinopathy,” “glaucoma,” “age-related macular degeneration,” “ocular disease,” and “neuroprotection.” The search included preclinical studies, large-scale retrospective cohort studies, and post-hoc analyses of major cardiovascular outcome trials (CVOTs). The gene discussed is GLP1R; the disease is glaucoma.