antihistamine
noun
an·ti·his·ta·mine
ˌan-tē-ˈhi-stə-ˌmēn 
-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
Examples of antihistamine in a Sentence
Recent Examples on the Web
Beyond creams, there are also a variety of oral over-the-counter antihistamines that can provide relief if symptoms persist.
—
Caroline C. Boyle, USA TODAY, 21 June 2024
From natural remedies to antihistamines, there are a variety of products on the market today that can stop the itch fast.
—Laura Lu, Ms, Parents, 4 June 2024
Applying an anti-itch cream or taking an antihistamine can help alleviate symptoms.
—Tiffany Acosta, The Arizona Republic, 23 Apr. 2024
But while some people are lucky enough not to need OTC meds after finishing their injections, others may still need to take antihistamines from time to time.
—Kathleen Felton, SELF, 10 June 2024
See all Example Sentences for antihistamine 
Caroline C. Boyle, USA TODAY, 21 June 2024
From natural remedies to antihistamines, there are a variety of products on the market today that can stop the itch fast.
—Laura Lu, Ms, Parents, 4 June 2024
Applying an anti-itch cream or taking an antihistamine can help alleviate symptoms.
—Tiffany Acosta, The Arizona Republic, 23 Apr. 2024
But while some people are lucky enough not to need OTC meds after finishing their injections, others may still need to take antihistamines from time to time.
—Kathleen Felton, SELF, 10 June 2024
See all Example Sentences for antihistamine
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'antihistamine.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Dictionary Entries Near antihistamine
Cite this Entry
“Antihistamine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/antihistamine. Accessed 7 Jul. 2024.
Copy CitationKids Definition
antihistamine
noun
an·ti·his·ta·mine
ˌant-i-ˈhis-tə-ˌmēn
-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
: 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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