Approval based on global Phase 3 program in children demonstrating Dupixent significantly reduced exacerbations (by 54% to 65%) and improved lung function (by 4.68% to 5.32%) compared to placebo Dupixent is the first and only biologic medicine to demonstrate improved lung function in this young patient group in a randomized Phase 3 trial, and inhibits IL-4 and IL-13, two key and central drivers of type 2 inflammation TARRYTOWN, N.Y. and PARIS, Dec. 23, 2025 (GLOBE NEWSWIRE) -- Regeneron Pharmaceuticals, In ...