Sterile hypertonic seawater solution, with a decongestant action on the nasal mucosa and mucus fluidifying effect. Sterile hypertonic seawater solution, with a decongestant action on the nasal mucosa and mucus fluidifying effect. Suitable for adults, to clean the nasal cavities affected by colds and, in particular, to decongest the mucous membranes in the acute phases of allergic rhinitis, sinusitis, and rhinosinusitis. Wash your hands well before use. 1. After removing the cap, adults and children who are able to use the product independently (under adult supervision) can use the container in any position. It is advisable to stand over the sink, tilt the head to one side, and insert the nozzle into the upper nostril. Press the nozzle for 5 seconds to release the product. Repeat the same process with the other nostril. 2. In newborns and children who need adult assistance: lay the child on one side, insert the nozzle into the upper nostril, and press for 5 seconds. Place the child on the other side and repeat the process with the other nostril. 3. After each use, always wash and dry the nozzle and close the container with its cap. Frequency of use: Repeat the application every 3-4 hours, about 2-3 times a day for 15 days or according to medical advice.