XOLAIR is the only FDA-approved biologic drug designed to treat allergic asthma, as well as the only FDA-approved biologic for chronic idiopathic urticaria (CIU). Which condition are you interested in?

Moderate to severe persistent asthma in patients 6 years of age and older who have a positive skin test or in vitro reactivity to a perennial aeroallergen and whose symptoms are inadequately controlled with inhaled corticosteroids. XOLAIR has been shown to decrease the incidence of asthma exacerbations in these patients.

Chronic idiopathic urticaria in patients 12 years of age and older who remain symptomatic despite H1 antihistamine treatment.