Diphenhydramine
Definition, Meaning & Examples
Pronunciation /ˌdʌɪ.fɛnˈhʌɪ.dɹəm.iːn/ · Part of speech noun
Quick meaning: Diphenhydramine is a noun meaning (pharmacology) An antihistamine and anticholinergic drug that blocks the effect of histamine at H₁ receptor sites, relieving allergy symptoms. It also reduces smooth muscle contraction, increases heart rate, and sedates the user by blocking muscarinic acetylcholine receptors (mAChRs).
Meaning
(pharmacology) An antihistamine and anticholinergic drug that blocks the effect of histamine at H₁ receptor sites, relieving allergy symptoms. It also reduces smooth muscle contraction, increases heart rate, and sedates the user by blocking muscarinic acetylcholine receptors (mAChRs).
Example Sentences
Diphenhydramine is a convenient and cheap antihistamine for use, but there are other drugs that do not make the user tired.
Word Forms
- diphenhydramines
Related Words
Related dictionary entries include hydrochloride, elixir, diphenylpyraline, antihistamine, phenamazoline, antihystamine.
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Sources & Attribution
FreeDictionaryAPI.com / Wiktionary · Original source · CC BY-SA 4.0
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