Nasal vaccine devices have the potential to offer more convenient and more effective protection against a variety of viruses.

The U.S. Food and Drug Administration approved a new nasal spray on Friday to treat emergency allergic reactions in adults and children — the first injection-free alternative to shots like EpiPen.

For patients with allergic rhinitis, twice-daily azelastine plus fluticasone cut nasal symptoms ... all treatments were administered as one spray twice daily to preserve blinding.

Give as single spray intranasally into one nostril. May give additional doses (using a new nasal spray) every 2–3mins in alternate nostrils if unresponsive or relapses into respiratory depression.

Desmopressin acetate 10mcg/spray; nasal spray; contains benzalkonium ... Careful fluid intake restriction is important especially in pediatric and geriatric patients. Monitor serum sodium levels ...

Neffy, a single-dose nasal spray administered into one nostril, is approved for use in adult and pediatric patients who weigh ...