Nasal spray sodium chloride or sea water), isotonic (0.9% sodium chloride) and hypotonic (0.65% sodium chloride). Isotonic solutions have the same salt concentration as the human body, whereas hypertonic solutions have a higher salt content and hypotonic solutions have a lower salt content. Isotonic saline nasal sprays are commonly used in infants and children to wash out the thick mucus from the nose in case of allergic rhinitis. Hypertonic solutions may be more useful at drawing moisture from the mucous membrane and relieving nasal congestion. Natural nasal sprays that include chemical complexes derived from plant sources such as ginger, capsaicin and tea-tree
Nasal irrigation Nasal irrigation Nasal irrigation, (also called nasal lavage or nasal douche) is a personal hygiene practice in which the nasal cavity is washed to flush out mucus and debris from the nose and sinuses. The practice is reported to be beneficial with only minor side effects. Nasal irrigation can also refer to the use of saline nasal spray or nebulizers to moisten the mucous membranes. Nasal irrigation can be an effective therapy to relieve symptoms of both chronic sinusitis as well as acute sinuitis caused by upper respiratory tract infections such as the common cold. The evidence for use in