Fexofenadine is an antihistamine used to relieve allergy symptoms. Learn about side effects, drug interactions, dosages, warnings, and more. Safety and efficacy of the extended-release fixed-combination preparation containing 60 mg of fexofenadine hydrochloride and 120 mg of pseudoephedrine hydrochloride were established in a 2-week randomized, double-blind, active-controlled study in patients 12-65 years of age with seasonal allergic rhinitis. [77][82] In this study, treatment with the fixed-combination tablets twice daily was more effective than treatment with either drug alone in reducing the intensity of sneezing, rhinorrhea ... Fexofenadine is an antihistamine that treats allergy symptoms and skin itching and hives. Learn how to take it, what to avoid, and what side effects to watch out for.
