Otrivin Nasal Spray up to 10% Off at 1 mg. Otrivin Oxy Fast Relief Adult Nasal Spray helps in providing effective relief from the blocked nose. It is a fast-acting formula which starts to unblock the nose in 25 seconds. It helps in reducing excess nasal secretions and relives the swollen blood vessels. Otrivin Oxy Fast Relief provides a long-lasting relief and acts up to 12 hours. Order now!