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
Antihistamines without decongestants are generally safe options.
—
Karen Berger, Verywell Health, 18 May 2026
Nasal decongestants, which include phenylephrine- or oxymetazoline-based sprays (like Afrin and Vicks Sinex), can open up your nose fast but should only be used for three days at a time max, Dr. Raveendran adds.
—Erica Sloan, SELF, 17 Apr. 2026
People use antihistamines, steroid sprays, and decongestants to treat their symptoms.
—Matthew Kayser, USA Today, 25 Mar. 2026
Some people, however, report dizziness, headaches or difficulty sleeping when taking decongestants.
—Bestreviews, Chicago Tribune, 18 Mar. 2026
See All Example Sentences for decongestant
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Karen Berger, Verywell Health, 18 May 2026
Nasal decongestants, which include phenylephrine- or oxymetazoline-based sprays (like Afrin and Vicks Sinex), can open up your nose fast but should only be used for three days at a time max, Dr. Raveendran adds.
—Erica Sloan, SELF, 17 Apr. 2026
People use antihistamines, steroid sprays, and decongestants to treat their symptoms.
—Matthew Kayser, USA Today, 25 Mar. 2026
Some people, however, report dizziness, headaches or difficulty sleeping when taking decongestants.
—Bestreviews, Chicago Tribune, 18 Mar. 2026
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 May. 2026.
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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