FDA Reg. No.: MDR-08984 Using the experience of the sea and trace elements, Stérimar has developed a specific isotonic product for nasal hygiene. Stérimar Nasal Hygiene is recommended for the whole family including children and adults. Recommended by Doctors and Pharmacists around the world. For 3 years onwards. - For daily nasal hygiene: Helps children learn how to blow their nose. - Restores natural moisture of the nose. - To assist with ENT disorders - 100% natural and free from preservatives. Can be used as long as required 2 to 6 times a day or more if needed, or as directed by your doctor. Stérimar Nose Hygiene & Comfort is a complete natural Isotonic seawater nasal spray. The salt concentration has been reduced to the same salt level as cells in the human bodies to make it extremely gentle for the nose. It clears allergens, dust and other airborne contaminants from the nose and moisturizes nasal passages. It relieves symptoms associated with allergies, hayfever, cold, rhinitis, sinusitis.