Otosan Nasal Spray is a hypertonic solution (2.2%) containing sea water from Brittany, enriched with plant extracts and essential oils from organically grown plants. Free from vasoconstrictors and propellant gas, Otosan Nasal Spray® is an essential remedy for symptoms of: • seasonal colds or allergies • rhinitis • sinusitis • external irritant agents (pollen, acarus, dust, etc • post-surgery Its natural multi-action locally acts by deeply cleansing the nasal cavities, helping to reduce congestion, inflammation and the incidence of infection, providing instant relief.