Piriteze Allergy Tablets with Cetirizine Dihydrochloride are a once a day antihistamine treatment which do not normally cause drowsiness when taken at the recommended dose. White to off-white capsule-shaped film-coated tablet containing: Cetirizine dihydrochloride 10mgSymptomatic relief of perennial rhinitis seasonal allergic rhinitis and chronic idiopathic urticaria