decongestant
noun
de·con·ges·tant
ˌdē-kən-ˈje-stənt 
: an agent that relieves congestion (as of mucous membranes)
decongestant
adjective
Examples of decongestant in a Sentence
Recent Examples on the Web
However, if the obstruction is from congestion, your best bet may be a decongestant or antihistamine.
—
Bestreviews, Mercury News, 14 Oct. 2025
In this case, Kovach took her friend to a pharmacy to buy three medications: a decongestant that eases nasal congestion by shrinking swollen blood vessels in the nose, a digestive enzyme that breaks down proteins and an antihistamine used to reduce allergy symptoms.
—Lucy Notarantonio, MSNBC Newsweek, 13 Sep. 2025
Residents often receive combinations of painkillers, sleeping aids, decongestants and other drugs, many of which were included in the study.
—Khloe Quill, FOXNews.com, 28 Aug. 2025
Also known by the brand name Sudafed, this common nasal decongestant is banned in Japan and Mexico.
—Lauren Dana Ellman, Travel + Leisure, 4 Aug. 2025
See All Example Sentences for decongestant
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Bestreviews, Mercury News, 14 Oct. 2025
In this case, Kovach took her friend to a pharmacy to buy three medications: a decongestant that eases nasal congestion by shrinking swollen blood vessels in the nose, a digestive enzyme that breaks down proteins and an antihistamine used to reduce allergy symptoms.
—Lucy Notarantonio, MSNBC Newsweek, 13 Sep. 2025
Residents often receive combinations of painkillers, sleeping aids, decongestants and other drugs, many of which were included in the study.
—Khloe Quill, FOXNews.com, 28 Aug. 2025
Also known by the brand name Sudafed, this common nasal decongestant is banned in Japan and Mexico.
—Lauren Dana Ellman, Travel + Leisure, 4 Aug. 2025
See All Example Sentences for decongestant
Cite this Entry
“Decongestant.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/decongestant. Accessed 31 Oct. 2025.
Copy CitationMedical Definition
decongestant
1 of 2 noun
de·con·ges·tant
ˌdē-kən-ˈjes-tənt
: an agent that relieves congestion (as of mucous membranes)
decongestant
2 of 2 adjective
: relieving or tending to relieve congestion
nasal decongestant action
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