Clear your head and breathe easier with Vicks® Sinex™ Severe. This powerful decongestant spray starts working in seconds to target severe nasal congestion and sinus pressure. Formulated with Oxymetazoline HCl, it effectively shrinks swollen nasal membranes to open up your airways for up to 12 hours. The "Ultra Fine Mist" technology is designed to deliver the medicine directly into the nasal passages without a heavy or messy drip. Infused with the signature soothing Vicks Vapors (menthol and eucalyptus), it provides an instant cooling sensation that helps you feel refreshed while clearing the toughest cold and allergy blockages.