GSK plc (GSK) news: FDA approves twice‑yearly asthma biologic Exdensur on Dec. 17, 2025
The FDA approved GSK’s Exdensur (depemokimab‑ulaa) for severe eosinophilic asthma in patients aged 12 and older, marking the first twice-yearly biologic for this condition in the US. GSK reported a 58% and 48% reduction in asthma exacerbations in pivotal trials and said the drug was well tolerated.