Otosan Nasal Spray is a hypertonic solution containing sea water from Brittany, enriched with natural components: Aloe Vera and Blackcurrant plant extract, Mountain Pine, Melaleuca (Tea Tree) and Lemon essential oils. Multi-Action: Soothing, hydrating, emollient, cleansing, balsamic. Free from vasoconstrictors. It does not create any tolerance or addiction (rebound effect). Ecological spray free from propellant gas.