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
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- 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., et al. "Phenylephrine." Davis's Drug Guide, 19th ed., F.A. Davis Company, 2025. Medicine Central, im.unboundmedicine.com/medicine/view/Davis-Drug-Guide/51605/all/phenylephrine. 
Vallerand AHA, Sanoski CAC,  . Phenylephrine. Davis's Drug Guide. F.A. Davis Company; 2025. https://im.unboundmedicine.com/medicine/view/Davis-Drug-Guide/51605/all/phenylephrine. Accessed November 3, 2025.
Vallerand, A. H., Sanoski, C. A., & ,  (2025). Phenylephrine. In Davis's Drug Guide (19th ed.). F.A. Davis Company. https://im.unboundmedicine.com/medicine/view/Davis-Drug-Guide/51605/all/phenylephrine
Vallerand AHA, Sanoski CAC,  . Phenylephrine [Internet]. In: Davis's Drug Guide. F.A. Davis Company; 2025. [cited 2025 November 03]. Available from: https://im.unboundmedicine.com/medicine/view/Davis-Drug-Guide/51605/all/phenylephrine.
* Article titles in AMA citation format should be in sentence-case
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AU  -  ,,
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Davis's Drug Guide

