sudafed blocked nose spray contains a decongestant ingredient called xylometazoline, which clears a blocked nose as well as relieving sinus pressure. this non-drowsy spray also delivers a metered dose, which means you get the exact amount of medicine you need for up to 10 hours’ relief each time you use it. suitable for adults & children aged 12 years & older, sudafed blocked nose spray should be used two to three times a day. place the nozzle in each nostril & squeeze once, breathing in through your nose at the same time. do not exceed one spray into each nostril three times a day. do not use continuously for more than seven days. women who are pregnant or breastfeeding should speak to their doctor or a pharmacist before using sudafed blocked nose spray. always read the patient information leaflet before use., relieves nasal congestion fast, reduces sinus pressure, lasts up to 10 hours, non-drowsy formula