Dupilumab demonstrated a −8.5-point reduction in Urticaria Activity Score over 7 days (UAS7) and a −4.2-point reduction in Itch Severity Score (ISS7) versus placebo in omalizumab-naïve patients; in omalizumab-intolerant or incomplete responders, only modest benefits were observed (UAS7 −5.8 points, borderline significance; ISS7 not significant) ( 4 ).
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