Sanofi chases fourth Dupixent nod after late-stage eosinophilic esophagitis trial win

Sanofi and Regeneron's Dupixent, also known as dupilumab, notched a win in a phase 3 study of patients with eosinophilic esophagitis (EoE), Sanofi said in a late-breaking abstract debuted Saturday at the 2022 annual meeting of the American Academy of Allergy, Asthma and Immunology (AAAAI).