Benefits/Features The Neilmed Original Sinus Rinse Kit is a nasal irrigation system for nasal cavity hygiene. It is designed to provide complete pressure-flow control, resulting in a maximum volume of solution at low pressure. It offers comfort and effectiveness, depending on the needs of each individual. It is ideal for: nasal symptoms from colds, flu, allergic rhinitis nasal congestion and nasal allergies feeling of pressure in the paranasal sinuses and stuffy nose postnasal drip allergies from dust-pollen, animal hair, fumes, grass, smoke, etc. users of continuous positive airway pressure (CPAP) devices with sleep apnea. asthma snoring and sleep apnea after nasal surgery for daily hygiene with 1 sachet an isotonic solution is created, while with two or more a hypertonic solution