[ fen-l-ef-reen, -rin, feen- ]
/ ˌfɛn lˈɛf rin, -rɪn, ˌfin- /
an alpha-adrenergic stimulant, C19H13NO2, used chiefly as a nasal decongestant.
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Words nearby phenylephrine
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Medical definitions for phenylephrine
[ fĕn′əl-ĕf′rēn, fē′nəl- ]
An adrenergic drug that is a powerful vasoconstrictor and is used to relieve nasal congestion, dilate the pupils, and maintain blood pressure during anesthesia.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.