Amidephrine
chemical compound

Amidephrine (BANTooltip British Approved Name), or amidefrine, sold under the brand name Fentrinol among others, is a selective α1-adrenergic receptor agonist which is described as an adrenergic or sympathomimetic, vasoconstrictor, and topical nasal decongestant used to treat allergic rhinitis. It is used as the mesylate salt, which has the generic names amidefrine mesilate (INNTooltip International Nonproprietary Name) and amidephrine mesylate (USANTooltip United States Adopted Name). The drug is a substituted phenethylamine derivative and is also known as 3-methylsulfonamidyl-β-hydroxy-N-methylphenethylamine. As of 2000, it remained marketed only in Austria.
Begin with the source’s own compact description: “Amidephrine” is chemical compound. The dossier treats that line as a proposition to test through Amidephrine, chemical and compound, not as a finished interpretation.
Why this record matters
The phrase “chemical compound” supplies a clear boundary for inquiry. It also exposes the unanswered questions: who defined that boundary, when it became stable and which sources sit outside it.
Stable identifiers, scientific names and standards terminology offer the best bridge between this overview and specialist evidence. The source revision retrieved here is dated Dec 21, 2025. The linked authority identifier is Q4746159. None of the 0 selected statements returned an explicit reference. The first chronological checks are 2000.
Current terminology should not be projected backward without checking the classification used when the underlying evidence was created. The lead is largely declarative, so disagreement and counter-evidence require a deliberate search beyond the opening account. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.
How to read it
Check terminology, classification and the date of the cited evidence. Scientific names and technical consensus can change while older records retain historical value.
- Current terminology
- Classification context
- Finding cited technical literature
Primary datasets, specimen catalogues, standards bodies and the most recent peer-reviewed literature.
Three-step research path
- Establish the record: confirm the title “Amidephrine”, its source revision and the description used here.
- Expand the search: follow Amidephrine primary sources, Amidephrine archive and Amidephrine research across catalogues and specialist indexes.
- Test the account: compare the strongest cited source with the responsible institution’s current record and note any disagreement.
Questions for further research
- Which source most directly establishes the central claim about “Amidephrine”?
- Is the terminology current, historical or disputed?
- Which observation, specimen, dataset or publication supports the account?
Search terms from this dossier
This entry incorporates text from “Amidephrine” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.