The first needle-free emergency treatment for anaphylaxis – in the form of a nasal spray – will now be available in the UK.

FluMist is the first vaccine to prevent influenza, more commonly known as the flu, that does not need to be administered by a health care provider.

Just a few puffs into each nostril, and you're protected against infection from nasty cold viruses - that is, according to claims made for many nasal sprays. Can they really do this? Well, not ...

Farmer recommends six health essentials so you don’t find yourself in a pickle this grilling season. Saline nasal spray or ...

Nasal sprays may ease nasal congestion, but overusing them can backfire into a condition called rhinitis medicamentosa.

A nasal spray can tamp down potentially fatal reactions, a boon to the many patients in crisis who fear using EpiPens.

Joe Walsh is the first Alzheimer's patient to be treated with an experimental nasal spray designed to reduce inflammation in the brain.

Researchers delivered a dose of the “love hormone” oxytocin via a nasal spray to participants and found that it decreased acute feelings of loneliness, even months after treatment.

NBC News asked experts what they would recommend instead to ease nasal congestion now that oral phenylephrine has been deemed ineffective.

I use two brands of nasal spray for congestion, but both say not to use them for more than three days as they may cause “rebound” congestion. Can I alternate them for six days or three days each?