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 and children aged 12 years and older, sudafed blocked nose spray should be used two to three times a day. place the nozzle in each nostril and 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