diphenhydramine
noun
di·phen·hy·dra·mine
ˌdī-ˌfen-ˈhī-drə-ˌmēn 
: an antihistamine C17H21NO used especially in the form of its hydrochloride
Examples of diphenhydramine in a Sentence
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Antihistamines to reduce the body's immune response (e.g., diphenhydramine)
Bronchodilators to further open the airways (e.g., albuterol or an ipratropium bromide and albuterol combination)
Insect Stings
Allergic reactions and anaphylaxis are caused by exposure to an allergen.
—
Daniel More, Health, 24 Oct. 2024
According to the outlet, citing the New York Chief Medical Examiner's Office, Salazar's death was the result of combined effects from cocaine, cyclobenzaprine and diphenhydramine, a type of antihistamine.
—Tommy McArdle, People.com, 24 Oct. 2024
Her autopsy found extremely high doses of diphenhydramine (the main ingredient in Benadryl) and acetaminophen (what’s found in Tylenol) in Miller’s system, along with the fentanyl.
—Kavitha Surana, ProPublica, 18 Sep. 2024
Be Aware of Combination Products Many OTC and prescription medicines contain diphenhydramine alone or in combination with other drugs, such as pain relievers, fever reducers, and decongestants.
—Alex Yampolsky, Verywell Health, 10 Sep. 2024
See all Example Sentences for diphenhydramine 
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Daniel More, Health, 24 Oct. 2024
According to the outlet, citing the New York Chief Medical Examiner's Office, Salazar's death was the result of combined effects from cocaine, cyclobenzaprine and diphenhydramine, a type of antihistamine.
—Tommy McArdle, People.com, 24 Oct. 2024
Her autopsy found extremely high doses of diphenhydramine (the main ingredient in Benadryl) and acetaminophen (what’s found in Tylenol) in Miller’s system, along with the fentanyl.
—Kavitha Surana, ProPublica, 18 Sep. 2024
Be Aware of Combination Products Many OTC and prescription medicines contain diphenhydramine alone or in combination with other drugs, such as pain relievers, fever reducers, and decongestants.
—Alex Yampolsky, Verywell Health, 10 Sep. 2024
See all Example Sentences for diphenhydramine
Dictionary Entries Near diphenhydramine
Cite this Entry
“Diphenhydramine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/diphenhydramine. Accessed 16 Nov. 2024.
Copy CitationMedical Definition
diphenhydramine
noun
di·phen·hy·dra·mine
ˌdī-ˌfen-ˈhī-drə-ˌmēn
: an antihistamine used especially in the form of its hydrochloride C17H21NO·HCl to treat allergy symptoms and motion sickness and to induce sleep see benadryl
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