Triprolidine pseudoephedrineunblocks sinusesdries runny nosesunblocks stuffy nosesclears catarrhusesmulti action actifed tablets contain a decongestant to relieve nasal congestion as well as blocked sinuses and catarrh they also contain an ingredient which works in two ways an antihistamine action to relieve the symptoms of allergies such as sneezing and a drying action to relieve other symptoms of colds flu and hayfever such as runny noses