What does "phenylephrine" mean?

An α-adrenergic receptor agonist related to adrenaline, used as a vasoconstrictor and nasal decongestant; 3-(1-hydroxy-2-methylamino-ethyl)phenol, with the formula C₉H₁₃NO₂.

What is a synonym for "phenylephrine"?

Common synonyms include: neosynephrine, phenylephedrine, phenylephedrine.

How do you pronounce "phenylephrine"?

Pronounced //ˌfiː.nʌɪlˈɛf.ɹɪn//.

Phenylephrine

//ˌfiː.nʌɪlˈɛf.ɹɪn// noun

noun ·Rare ·Advanced level

Definitions

Noun

1
An α-adrenergic receptor agonist related to adrenaline, used as a vasoconstrictor and nasal decongestant; 3-(1-hydroxy-2-methylamino-ethyl)phenol, with the formula C₉H₁₃NO₂. uncountable, usually
2
a powerful vasoconstrictor used to dilate the pupils and relieve nasal congestion wordnet

Synonyms

All synonyms

neosynephrine phenylephedrine phenylephedrine

Etymology

Blend of phenyl + epinephrine.

Related phrases

α adrenergic receptor

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.