Pollinosan luffa nasal spray cleansing nasal spray for hayfever causing pollen and other allergens this hayfever nasal spray cleanses the nasal passages of pollen and other allergens house or animal dust it is a medical device in an isotonic solution containing seven tropical herbs luffa nasal spray works by rinsing and cleansing the nose of hayfever causing allergens it also restores fluid and moisture in the nasal passages making the nose feel soothed and more comfort