# phenylephrine

> English word · Noun · IPA /ˌfiː.nʌɪlˈɛf.ɹɪn/

## Definitions
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.

## Etymology
Blend of phenyl + epinephrine.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/phenylephrine