For adults and children over twelve, Telfast is an antihistamine that relieves seasonal allergic rhinitis (hay fever) symptoms quickly and without drowsiness. Its dependable formulation of Fexofenadine hydrochloride, a second-generation antihistamine, helps treat rashes, hives, and itchy skin. When you need to stay focused, Telfast helps by relieving allergy symptoms without making you sleepy. You may move on from your allergies and enjoy your life with just one tablet every day.