Atopic Dermatitis Market: How Is Dupilumab Transforming AD Treatment? Dupilumab — the human monoclonal antibody targeting the IL-4Rα receptor blocking both IL-4 and IL-13 signaling that has revolutionized moderate-to-severe atopic dermatitis treatment — represents the most commercially successful dermatology product ever launched, with the Atopic Dermatitis Market reflecting the transformation that targeted biologic therapy has created in the AD...