in·​tra·​na·​sal ˌin-trə-ˈnā-zəl How to pronounce intranasal (audio)
: lying within or administered by way of the nasal structures
ˌin-trə-ˈnā-zə-lē How to pronounce intranasal (audio)

Examples of intranasal in a Sentence

Recent Examples on the Web Active Ingredients to Look For According to Dr. Bourgeois, the following ingredients are effective in treating different allergy symptoms: Fluticasone, budesonide and mometasone: These are the most popular intranasal corticosteroids found in nasal sprays. Shannon Ullman, Health, 6 May 2024 Investigators have used pet dogs to study the intranasal delivery of a cytokine, a small immune system molecule, called interleukin-2 (IL-2) to treat naturally occurring lung cancers. David J. Waters, Scientific American, 1 Sep. 2015 While these are helpful, intranasal steroids, such as Flonase Allergy Relief Nasal Spray, are his go-to allergy medication. Laura Lu, Ms, Parents, 29 Feb. 2024 For example, experiments looking at the effect of an intranasal dose of oxytocin on behavior are not directly affected, although in my opinion there is still much doubt as to whether intranasal oxytocin actually enters the human brain in sufficient quantities to have a meaningful effect. Neuroskeptic, Discover Magazine, 3 May 2017 Sublingual and intranasal treatments now exist for treating migraines, seizures, and opioid overdose. Eleanor Garrow-Holding, STAT, 29 Dec. 2023 The vaccine is widely hailed as an attractive alternative for needle-phobic children and adults, though some pediatricians admit some children don’t enjoy the intranasal administration process either. Helen Branswell, STAT, 24 Oct. 2023 If someone is suffering more from a sore throat and nasal symptoms, Ogden recommends an intranasal spray: either a steroid spray or an antihistamine spray. Anna Kaufman, USA TODAY, 6 May 2023 In New York, researchers at the Icahn School of Medicine at Mount Sinai developed an intranasal vaccine that teems with a virus that typically causes sneezing, coughing and wing-drooping in chickens but has been modified to include the coronavirus spike protein. Carolyn Y. Johnson, Anchorage Daily News, 11 Apr. 2022

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'intranasal.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1886, in the meaning defined above

Time Traveler
The first known use of intranasal was in 1886

Dictionary Entries Near intranasal

Cite this Entry

“Intranasal.” Dictionary, Merriam-Webster, Accessed 24 May. 2024.

Medical Definition


in·​tra·​na·​sal -ˈnā-zəl How to pronounce intranasal (audio)
: lying within or administered by way of the nasal structures
intranasally adverb
Last Updated: - Updated example sentences
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