How to use nasal spray correctly — and how often you need to use each type

If you don't use nasal spray correctly, it may not be as effective. Follow these steps to properly use your nasal spray.
Becker's Hospital Review

1-Day Nasal Treatment as Effective as 5-Day Treatment for S. aureus Colonization

Treating Staphylococcus aureus colonization in patients prior to surgery is a common step to prevent surgical site infections, but patients do not always follow the multistep application instructions ...