Telfast contains an active ingredient called fexofenadine hydrochloride. It is one of a group of medicines called antihistamines. Antihistamines help reduce allergic symptoms by preventing the effects of a substance called histamine, which your body produces when exposed to certain substances. Telfast is a non-sedating antihistamine which means it has been shown to not cause drowsiness. Use Telfast 180mg for the relief of the symptoms of hayfever allergies: - Sneezing - Runny & Itchy Nose - Itchy & Watery Eyes - Itchy Throat Use Telfast 180mg for the relief of the symptoms of itchy skin rash / hives (urticaria): - Itchy Skin Rash - Itch caused by Hives - Swelling related to Allergy - Swelling related to Hives