intranasal

American  

[in-truh-ney-zuhl] / ˌɪn trəˈneɪ zəl /

adjective

1. occurring within or administered through the nose.

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Other Word Forms

• intranasally adverb

Etymology

Origin of intranasal

First recorded in 1885–90; intra- + nasal ¹

Example Sentences

The scientists are testing the vaccine as a regular shot and as an intranasal spray with the idea of stopping the virus in the respiratory tract before it causes a broad infection.

From Salon • May 6, 2025

A team of scientists, led by Duke-NUS Medical School, has discovered a potential intranasal vaccine candidate that provides improved, longer-lasting immunity against SARS-CoV-2 viruses compared to when given as an injection.

From Science Daily • Jan. 10, 2024

She’s working on developing an intranasal RSV vaccine for babies, which is currently in Phase I trial, and will also target human parainfluenza virus infection in children.

From Slate • Nov. 9, 2022

Over-the-counter intranasal steroids like fluticasone and triamcinolone can help alleviate sniffling and congestion; eyedrops can wash away irritants and treat symptoms like itchy, red, watery eyes.

From Seattle Times • Oct. 17, 2022

Research seems to show that combining and refining the next-generation vaccine techniques like intranasal, vaccine-targeted, and universal vaccines could have great success, he said.

From The Verge • Jun. 23, 2022