Nasal Relief 12-Hour Decongestant Spray, 1 oz, QC98844 Sale! This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. Compare to the Active Ingredient in Afrin. Temporarily relieves nasal and sinus congestion and pressure due to the common cold, hay fever, and upper respiratory allergies. Shrinks swollen nasal membranes so you can breathe more freely. Fast, powerful and long-lasting. 12-hour relief.