IL6 and optic nerve disorder: Interferons (e.g., alfa, beta) as other favorable medications have been associated with retinopathy, Vogt–Koyanagi–Harada disease, optic neuropathy, etc. Tocilizumab (anti-IL-6) as an immunosuppressive agent with positive effects on COVID-19 treatment could cause cotton wool spots and hemorrhages in the retina [38].