Actifed Tablets contain two ingredients: Pseudoephedrine (60mg) and Triprolidine (2.5mg). Pseudoephedrine is a decongestant to relieve nasal congestion, blocked sinuses and catarrh. Triprolidine is an antihistamine that relieves sneezing and has a drying action to reduce runny nose and watery eyes which can be helpful in treating colds, flu, allergies and hayfever. It unblocks sinuses, stuffy noses and dries runny noses