Geographic Atrophy

Study suggests metformin may protect against geographic atrophy

Metformin, a common drug used to treat type 2 diabetes, may offer protection against age-related macular degeneration (AMD), particularly against its debilitating subtype, geographic atrophy (GA), according to a new study. In a case-control study, patients older than 60 years with new-onset International Classification of Diseases (ICD) GA were matched...