Because of a lapse in government funding, the information on this website may not be up to date, transactions submitted via the website may not be processed, and the agency may not be able to respond to inquiries until appropriations are enacted. The NIH Clinical Center (the research hospital of NIH) is open. For more details about its operating status, please visit cc.nih.gov. Updates regarding government operating status and resumption of normal operations can be found at opm.gov.

NLM Logo

Phenylephrine MeSH Descriptor Data 2026


MeSH Heading
Phenylephrine
Tree Number(s)
D02.033.100.291.617
D02.092.063.291.617
Unique ID
D010656
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D010656
Scope Note
An alpha-1 adrenergic agonist used as a mydriatic, nasal decongestant, and cardiotonic agent.
Entry Term(s)
(R)-3-Hydroxy-alpha-((methylamino)methyl)benzenemethanol
Metaoxedrin
Metasympatol
Mezaton
Neo-Synephrine
Neosynephrine
Phenylephrine Hydrochloride
Phenylephrine Tannate
Pharm Action
Cardiotonic Agents
Mydriatics
Sympathomimetics
Vasoconstrictor Agents
Nasal Decongestants
Adrenergic alpha-1 Receptor Agonists
Registry Numbers
1WS297W6MV
04JA59TNSJ
0
DU5ATO7HYP
Related Numbers
04JA59TNSJ
59-42-7
61-76-7
DU5ATO7HYP
CAS Type 1 Name
Benzenemethanol, 3-hydroxy-alpha-((methylamino)methyl)-, (R)-
Public MeSH Note
METASYMPATOL was see PHENYLEPHRINE 1975-91
Online Note
use PHENYLEPHRINE to search METASYMPATOL 1975-91
History Note
METASYMPATOL was see PHENYLEPHRINE 1975-91
Date Introduced
1960/01/01
Last Updated
2013/07/08
Phenylephrine Preferred
Phenylephrine Hydrochloride Narrower
Neo-Synephrine Narrower
Metaoxedrin Narrower
Metasympatol Narrower
Mezaton Narrower
Phenylephrine Tannate Narrower
page delivered in 0.14s