Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. An adrenergic drug, C9H13NO2, that is a powerful vasoconstrictor and is used to relieve nasal congestion, dilate the pupils, and maintain blood pressure during anesthesia.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. An α-adrenergic receptor agonist; 3-(1-hydroxy-2-methylamino-ethyl)phenol, with the formula C9H13NO2.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a powerful vasoconstrictor used to dilate the pupils and relieve nasal congestion

Etymologies

phenyl + (epin)ephrine.
(American Heritage® Dictionary of the English Language, Fourth Edition)

Examples

  • One study123 evaluated short-term phenylephrine therapy in hyperdynamic septic patients who were not hypotensive at the time of drug administration.

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  • An ingredient called phenylephrine has replaced pseudoephedrine in many OTC medicines, but some say they don't think it works as well at clearing congestion.

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  • · Use decongestant nose drops such as phenylephrine

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  • Agonists, such as phenylephrine, are used to treat nasal congestion by causing vasoconstriction. prazosin, are used to treat hypertension by blocking vasoconstriction. alpha-2 receptors

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  • As I am leaving the office I am now starting to drain, phenylephrine is a decongestant.

    Printing: Have Gastroesophageal Reflex (GERD) Don't Travel

  • It's a good thing I hate paper work, the Gastroenterologist doesn't go through your nose or use phenylephrine when he does an Endoscopy.

    Printing: Have Gastroesophageal Reflex (GERD) Don't Travel

  • It looked like old phenylephrine paste, or rubbery caulk one would find in the bathroom corners of a rehab center.

    Nexxus Products Company

  • My GERD went away because an ENT doctor applies a topical nasal decongestant (phenylephrine) and numbing medicine to the lining of the nose prior to an endoscopy procedure.

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  • To stick that rubber hose through your nose to look down your throat (only as far as the larynx) he uses a 1% solution of phenylephrine as a nasal numbing medicine.

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  • Preparation H contains a medication called phenylephrine HCL that -- when used for the drug's intended purpose -- will shrink the swollen tissues of hemorrhoids.

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