Press Release: Sanofi’s SAR446597 earns fast track designation in the US for geographic atrophy due to age-related macular degeneration

Core Insights - The FDA has granted fast track designation to Sanofi's SAR446597, a one-time intravitreal gene therapy for geographic atrophy due to age-related macular degeneration [1][2] - This designation aims to expedite the development and review of treatments for serious conditions, addressing unmet medical needs [1] Product Details - SAR446597 delivers genetic material encoding two therapeutic antibody fragments that inhibit critical components of the complement pathway, potentially offering sustained complement suppression and reducing treatment burden [2] - The therapy targets the underlying pathophysiology of complement-mediated retinal diseases through long-term expression of therapeutic proteins after a single intervention [2] Clinical Development - Sanofi plans to initiate a phase 1/2 study to evaluate the safety, tolerability, and efficacy of SAR446597 [3] - Additionally, Sanofi is evaluating another gene therapy, SAR402663, for neovascular wet age-related macular degeneration in a phase 1/2 study [3] Market Context - Age-related macular degeneration (AMD) affects approximately 200 million people globally, with geographic atrophy being a severe form that can lead to permanent vision loss [4] - Geographic atrophy impacts around 1 million people in the US, over 2.5 million in Europe, and more than 5 million worldwide, significantly affecting quality of life [4] Company Focus - Sanofi aims to improve the lives of individuals with serious neuroinflammatory and neurodegenerative diseases, including AMD, through innovative therapies [5] - The company is leveraging scientific innovations and investments in ophthalmology to drive growth and address unmet needs in retinal diseases [5][6]