Nurofen Cold & Flu Relief Tablets Nurofen Cold & Flu Relief Tablets effectively relieve the symptoms of cold & flu, including aches & pains, sore throats, headache & nasal congestion (blocked nose), & also lowers high temperatures. It contains two active ingredients: Ibuprofen: Belongs to a group of medicines known as non-steroidal anti-inflammatory drugs (NSAIDs) & is effective against aches & pains (including headache), swelling & can also reduce a fever. Phenylephrine Hydrochloride: A nasal decongestant that reduces swelling in the passages of the nose, relieving nasal congestion & reducing the pressure which may cause a headache.