
1) Cold medicine 2) Drug delivery device 3) Treatment for sinus problems
Found on
https://www.crosswordclues.com/clue/nasal-spray

Nasal sprays can come in a variety of forms such as medicated (Afrin) and natural (SinuSoothe). They are used as local treatments for conditions such as nasal congestion and allergic rhinitis. In some situations, nasal delivery route is preferred because it provides an agreeable alternative to injection or pills. Substances can be assimilated extr...
Found on
http://en.wikipedia.org/wiki/Nasal_spray

(from the article `pharmaceutical industry`) Specialized dosage forms of many types exist. Sprays are most often used to irrigate nasal passages or to introduce drugs into the nose. Most nasal ...
Found on
http://www.britannica.com/eb/a-z/n/9

Device that is used to spray a fine mist of liquid into the nose.
Found on
http://www.encyclo.co.uk/local/20560

a liquid medication that can be atomized and inhaled into or through the nose.
Found on
https://www.infoplease.com/dictionary/nasal-spray
No exact match found.