Treathay Fexofenadine Tablets - 30 Count. Experience unparalleled relief from the discomfort of hayfever symptoms with Treathay Fexofenadine Tablets. Why Choose Treathay Fexofenadine Tablets?. Every film-coated tablet combines powerful fexofenadine hydrochloride with carefully selected inactive ingredients including microcrystalline cellulose, maize starch, and magnesium stearate, all designed to enhance performance and stability.