Studies show there are typically no side effects of saline nasal spray when used properly. However, each brand may list out potential symptoms like itchiness, nasal dryness, or sore throat that ...

Researchers at Brigham and Women’s Hospital have developed a nasal spray ... the lethal dose. In treated mice, virus levels ...

You can purchase saline solution over the counter or make it at home. Saline solution, also called isotonic solution, is a mixture of table salt and water. Normal ... with a nasal spray or nose ...