Sinomarin Children Isotonic is an isotonic solution of sea water (0.9% in NaCl) rich in metallic elements & trace elements. Cleanses the nasal cavities by removing accumulated mucus and adhering agents such as pathogens (e.g. bacteria & viruses), allergens (e.g. pollen, household allergens), dust and pollutants through mechanical action helping to maintain nasal health and the avoidance of secondary ?.R.L. infections. Sinomarin Isotonic nasal spray helps to relieve nasal symptoms such as congestion and mucus overproduction that can be caused by e.g. the common cold and allergies, contributing to the improvement of nasal breathing. It also moisturizes the nasal mucosa in dry conditions.