Definition of phenylephrine in English:
phenylephrine
noun ˌfiːnʌɪlˈɛfrɪnˌfɛnɪlˈɛfrɪnˌfɛnʌɪlˈɛfriːnˌfiːnʌɪlˈɛfriːnˌfenəl-
mass nounMedicine A synthetic compound related to adrenaline, used as a vasoconstrictor and nasal decongestant.
Example sentencesExamples
- Nasal decongestants for example, oxymetazoline, xylometazoline, phenylephrine, ephedrine are applied directly to the inside of the nose.
- As a vasoconstrictor, phenylephrine may be used alone or in combination with other medications before or during surgery to reduce swelling and enhance visualization of the nasal and pharyngeal membranes.
- The decongestants, such as phenylephrine, and pseudoephedrine, produce a narrowing of blood vessels.
- Intravenous infusions of norepinephrine and phenylephrine were started to produce peripheral vasoconstriction and increase blood pressure.
- 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.
Origin
1940s: from phenyl + a contraction of epinephrine.