Sinomarin Adults is a natural nasal decongestant spray containing 2.3% hypertonic sea water solution. This 125ml product effectively relieves nasal congestion, thins mucus, and cleanses nasal passages using 100% natural ingredients without any drug substances or preservatives. The product is clinically proven effective for treating infectious rhinitis, allergic rhinitis, and sinusitis. It features a continuous flow spray system with a one-way valve to prevent contamination. Safe for use during pregnancy and breastfeeding, it causes no drowsiness or rebound effects. Can be used alone or in combination with other medications. Suitable for adults and children over 6 years old.