The Power of Vicks - the world's #1 selling cough and cold brand! Get instant, 12-hour relief from nasal congestion and sinus pressure with Vicks Sinex Severe! This over-the-counter medicine relieves sinus pressure and nasal congestion by reducing swelling in the sinuses. This sinus spray is a decongestant nasal spray which targets congestion where you need it most, your nose! With a powerful decongestant medicine called oxymetazoline, this product is one of the best options for treating severe sinus symptoms caused by a cold or seasonal allergy spell. The ultra fine mist spray is designed to deliver the medicine gently with a touch of soothing Vicks Vapors in every spray! Try Vicks Sinex Severe when you need all day or all night relief because it works for up to 12 hours. For adults and children 6 years and older (with adult supervision): 2 or 3 sprays in each nostril, not more often than every 10-12 hours. Do not exceed 2 doses in 24 hours. Not intended for daily use, read each label and use only as directed. Call your doctor if you suspect a sinus infection, sinusitus, or other more serious symptoms.