phenylephrine
General
High Alert Medication: This medication bears a heightened risk of causing significant patient harm when it is used in error.
Pronunciation:
fen-il-eff-rin
To hear audio pronunciation of this topic, purchase a subscription or log in.Trade Name(s)
- Biorphen
- Immphentiv
- Neo-Synephrine
- Vazculep
Ther. Class.
vasopressors
Pharm. Class.
adrenergics
alpha adrenergic agonists
vasopressors
For ophthalmic use see ophthalmic medications
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Citation
Vallerand, April Hazard., and Cynthia A. Sanoski. "Phenylephrine." Davis's Drug Guide, 20th ed., F.A. Davis Company, 2026. Harriet Lane, www.unboundmedicine.com/harrietlane/view/Davis-Drug-Guide/51605/6/phenylephrine.
Vallerand AHA, Sanoski CAC. Phenylephrine. Davis's Drug Guide. F.A. Davis Company; 2026. https://www.unboundmedicine.com/harrietlane/view/Davis-Drug-Guide/51605/6/phenylephrine. Accessed June 25, 2026.
Vallerand, A. H., & Sanoski, C. A. (2026). Phenylephrine. In Davis's Drug Guide (20th ed.). F.A. Davis Company. https://www.unboundmedicine.com/harrietlane/view/Davis-Drug-Guide/51605/6/phenylephrine
Vallerand AHA, Sanoski CAC. Phenylephrine [Internet]. In: Davis's Drug Guide. F.A. Davis Company; 2026. [cited 2026 June 25]. Available from: https://www.unboundmedicine.com/harrietlane/view/Davis-Drug-Guide/51605/6/phenylephrine.
* Article titles in AMA citation format should be in sentence-case
TY - ELEC
T1 - phenylephrine
ID - 51605
A1 - Sanoski,Cynthia A,
AU - Vallerand,April Hazard,
BT - Davis's Drug Guide
UR - https://www.unboundmedicine.com/harrietlane/view/Davis-Drug-Guide/51605/6/phenylephrine
PB - F.A. Davis Company
ET - 20
DB - Harriet Lane
DP - Unbound Medicine
ER -

Davis's Drug Guide

