Oxymetazoline is in a class of medications called nasal decongestants. It works by narrowing the blood vessels in the nasal passages. Oxymetazoline nasal spray is used to relieve nasal discomfort caused by colds, allergies, and hay fever. It is also used to relieve sinus congestion and pressure. It is formulated with oxymetazoline hydrochloride, a decongestant that helps open up blocked noses resulting from common cold, dust and pollution, or seasonal changes. It provides quick relief by narrowing the blood vessels in the nasal passages.
