 This case report describes a rare but serious side effect of intervitrial Bethasizumab injections for age-related macular degeneration, AMD. The patient developed membranous nephropathy, which is characterized by the presence of large amounts of protein in the urine and can lead to kidney failure if left untreated. Fortunately, this patient's condition improved significantly over time without requiring any immunosuppressive therapy. This case highlights the importance of monitoring patients, closely for potential side effects of intervitrial Bethasizumab injections, and the need for further research into the safety of these treatments. This article was authored by Gibran Kniezer, Ahmad Al Tee, and Bahar Bestani.