Targets nasal mucus directly Works in minutes Lasts up to 10 hours Xylometazoline Hydrochloride How does this product help? Sudafed Mucus Relief 0.1% Nasal Spray with Xylometazoline hydrochloride, works in minutes to help clear stuffy noses and relieve sinus pressure caused by colds and hayfever. The metered spray gives an exact dose that lasts for up to 10 hours. - Prepare and Use: How to Use? Adult and children 12 years and over: 1 spray into each nostril, 2 or 3 times daily. Not recommended for children under 12 years. Do not use more than 3 doses in 24 hours. Remove the plastic cap, insert nozzle into the nostril. Depress the pump by placing the fingers on either side of the nozzle. At the same time breathe in deeply through the nose. Repeat for the other nostril. See leaflet for further information and full directions. Keep out of reach and sight of children Do not use if you are pregnant or breast-feeding. If you are taking any other medicine consult your doctor or pharmacist before using this product. Continuous use for over 7 days is not recommended. If symptoms persist discontinue use and consult your doctor.