Definition of phenylephrine in English:

phenylephrine

Line breaks: phenyl|eph¦rine
Pronunciation: /ˌfiːnʌɪlˈɛfrɪn
 
, ˌfɛnɪl-, -ˈɛfriːn/

noun

[mass noun] Medicine
A synthetic compound related to adrenaline, used as a vasoconstrictor and nasal decongestant.
More example sentences
  • Endoscopy is performed after spraying the nose with a topical nasal vasoconstrictor such as phenylephrine (Neo-Synephrine) or oxymetazoline, and an analgesic such as pontocaine or lidocaine.
  • The decongestants, such as phenylephrine, and pseudoephedrine, produce a narrowing of blood vessels.
  • Nasal decongestants for example, oxymetazoline, xylometazoline, phenylephrine, ephedrine are applied directly to the inside of the nose.

Origin

1940s: from phenyl + a contraction of epinephrine.

Definition of phenylephrine in:

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