A saline nasal spray is a simple, sterile, saltwater solution that is good for congested nasal cavities, says Dr. Alexander.

A saline nasal spray is a mixture of sterile water and 0.9% sodium chloride (salt) that you can spray up your nostrils to flush out pollen, dust, and other allergens from your nasal passages (the ...

Rinsing your child’s nose with saline can help keep their nasal passages open by clearing out thick or dried mucus. It can help relieve symptoms of allergies, sinus infections, or colds.

In addition, saline may simply help wash bacteria, viruses and allergic materials out of the nose. “Doctors should consider recommending saline therapy as an adjunct for managing the symptoms of ...