antihistamine

noun

an·​ti·​his·​ta·​mine ˌan-tē-ˈhi-stə-ˌmēn How to pronounce antihistamine (audio)
-mən,
ˌan-tī-
: any of various compounds that counteract histamine in the body and that are used for treating allergic reactions (such as hay fever) and cold symptoms
antihistamine adjective
antihistaminic adjective or noun

Examples of antihistamine in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
According to one study, apple juice may interact with certain antihistamines, antihypertensives, and antiasthmatic medications.22 However, these potential interactions are not well understood, making more research necessary. Brittany Lubeck, Ms, Rdn, Verywell Health, 28 Oct. 2024 Dry, itchy skin can sometimes be associated with overactive histamines, and suggests taking a daily antihistamine until the condition has resolved. Kelsey Eisen, Allure, 28 Oct. 2024 Consider nasal sprays or other medications: Steroid sprays can reduce inflammation in your nose, and antihistamines help stop sneezing, sniffling, and itching. Dominique Fluker, Essence, 22 Oct. 2024 Elvis was a longtime opiate user, having also abused sleeping pills, antihistamines, barbiturates and, lastly, laxatives to treat intense constipation caused by his prescription-grade painkillers. Jenzia Burgos, StyleCaster, 9 Oct. 2024 See all Example Sentences for antihistamine 

Word History

First Known Use

1946, in the meaning defined above

Time Traveler
The first known use of antihistamine was in 1946

Dictionary Entries Near antihistamine

Cite this Entry

“Antihistamine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/antihistamine. Accessed 26 Nov. 2024.

Kids Definition

antihistamine

noun
an·​ti·​his·​ta·​mine ˌant-i-ˈhis-tə-ˌmēn How to pronounce antihistamine (audio)
-mən,
ˌan-ˌtī-
: any of various drugs used for treating allergic reactions and cold symptoms

Medical Definition

antihistamine

1 of 2 adjective
an·​ti·​his·​ta·​mine ˌant-i-ˈhis-tə-ˌmēn, ˌan-ˌtī-, -mən How to pronounce antihistamine (audio)
: tending to block or counteract the physiological action of histamine
human blood lacks antihistamine activity

antihistamine

2 of 2 noun
: any of various compounds that oppose the actions of histamine and are used especially for treating allergic reactions (as hay fever), cold symptoms, and motion sickness
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