NeilMed NeilMed Sinus Rinse is a natural soothing saline nasal wash. A large volume low positive pressure nasal wash is the most effective way to irrigate the nose based on current medical studies. Nasal Irrigation is an excellent way to clean mucus from the nose making medication more effective. They also clean allergens, irritants, bacteria and viruses from the nose reducing the frequency of infection. Furthermore, they help decrease swelling in the nose and increase air flow. NeilMed Sinus Rinse is excellent for all ages; it is available inisotonic, pediatric and hypertonic concentrations.