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4-Hydroxyamphetamine: History, Community, Culture & Applications

Hydroxyamphetamine, also known as 4-hydroxyamphetamine or norpholedrine and sold under the brand names Paredrine and Paremyd among others, is a sympathomimetic medication used in eye drops to dilate the pupil for eye examinations.

Language: English [EN]
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4-Hydroxyamphetamine topic overview

The analysis highlights History, Community, Culture and Applications as prominent areas in the source structure around 4-Hydroxyamphetamine.

Related topics
75
Source areas
6
Connected nodes
81
Extracted relationships
25
Concept neighborhoods
23
Bridge connections
81

What this topic covers Research coverage

Source areas are shown by the number of related topics found in each part of the analysis. Use smaller areas too: they can reveal specialized angles and content gaps.

Pharmacology · 33 topics
Chemistry · 13 topics
Medical uses · 12 topics
Overview · 9 topics
Society and culture · 5 topics
History · 3 topics

Smaller areas are not necessarily less important. They contain fewer connections in this analysis and can be useful for finding specialized angles or coverage gaps.

Key facts & relationships

High-confidence facts extracted from structured source data. Use them as anchors for further research.

3D model (JSmol)
Interactive image
ATC code
None
CAS Number
103-86-6 Y
ChEMBL
ChEMBL1546 Y
ChemSpider
3525 Y
CompTox Dashboard (EPA)
DTXSID3023134

Explore all related topics Closing gaps

Browse the complete topic structure, not only the most central items. Less prominent entities and concepts can reveal missing angles, specialized context and useful research gaps. Each item opens a new analysis centered on that subject.

Overview

Medical uses

Pharmacology

Chemistry

History

Society and culture

  • Generic name Generic term
  • BAN British Approved Name
  • DCF Dénomination Commune Française
  • INN International Nonproprietary Name
  • USAN United States Adopted Name

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

How 4-Hydroxyamphetamine connects Entity context

The extracted context around 4-Hydroxyamphetamine shows recurring relationship patterns in the source. For example, 4-Hydroxyamphetamine → Hydroxyamphetamine, It, N-demethylated, N-methylamphetamine, Other Another extracted example is 4-Hydroxyamphetamine → CYP2D6, Hydroxyamphetamine, In, P450. Use these groups to spot repeated connection types before inspecting the individual relationships.

4-Hydroxyamphetamine

Top relations

related to Chemistry · 5
4-Hydroxyamphetamine → Hydroxyamphetamine, It, N-demethylated, N-methylamphetamine, Other
related to Pharmacokinetics · 4
4-Hydroxyamphetamine → CYP2D6, Hydroxyamphetamine, In, P450
3D model (JSmol) · 1
4-Hydroxyamphetamine → Interactive image
ATC code · 1
4-Hydroxyamphetamine → None
CAS Number · 1
4-Hydroxyamphetamine → 103-86-6 Y
ChEMBL · 1
4-Hydroxyamphetamine → ChEMBL1546 Y
ChemSpider · 1
4-Hydroxyamphetamine → 3525 Y
CompTox Dashboard (EPA) · 1
4-Hydroxyamphetamine → DTXSID3023134
ECHA InfoCard · 1
4-Hydroxyamphetamine → 100.002.866
Formula · 1
4-Hydroxyamphetamine → C9H13NO

Important terminology

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

hydroxyamphetamine amphetamine paredrine paremyd pupil also serotonin names sympathomimetic eye drug name norpholedrine drops hydroxyamfetamine lesion known used dilate norepinephrine

4-Hydroxyamphetamine relationships Subject–Predicate–Object triples

TTTA extracted 25 structured relationships around 4-Hydroxyamphetamine. Examples in this analysis include 4-Hydroxyamphetamine → 3D model (JSmol) → Interactive image and 4-Hydroxyamphetamine → ATC code → None. The table shows each extracted connection, where it came from and its confidence.

SubjectPredicateObjectConfidenceSrc
4-Hydroxyamphetamine3D model (JSmol)Interactive image1.00infobox
4-HydroxyamphetamineATC codeNone1.00infobox
4-HydroxyamphetamineCAS Number103-86-6 Y1.00infobox
4-HydroxyamphetamineChEMBLChEMBL1546 Y1.00infobox
4-HydroxyamphetamineChemSpider3525 Y1.00infobox
4-HydroxyamphetamineCompTox Dashboard (EPA)DTXSID30231341.00infobox
4-HydroxyamphetamineECHA InfoCard100.002.8661.00infobox
4-HydroxyamphetamineFormulaC9H13NO1.00infobox
4-HydroxyamphetamineLegal statusIn general: ℞ (Prescription only)1.00infobox
4-HydroxyamphetamineMolar mass151.209 g·mol−11.00infobox
4-HydroxyamphetamineOther names4-Hydroxyamphetamine; 4-HA; Hydroxyamfetamine; Oxamphetamine; Norpholedrine; para-Hydroxyamphetamine; PHA; α-Methyltyramine; Methyltyramine, Hydroxyamphetamine (USAN US)1.00infobox
4-HydroxyamphetaminePubChem CID36511.00infobox
4-HydroxyamphetamineRoutes of administrationEye drops1.00infobox
4-HydroxyamphetamineTrade namesParedrine, Paremyd, Pedrolon, Mycadrine, Paredrinex, others1.00infobox
4-HydroxyamphetamineUNIIFQR280JW2N1.00infobox

Related concept clusters Concept neighborhoods

The concept neighborhoods around 4-Hydroxyamphetamine bring nearby vocabulary together. In this analysis, examples include Drops, Others and Also. Use the clusters to find adjacent concepts and terminology that may deserve separate research.

  • 4-Hydroxyamphetamine
    • Drops
    • Others
    • Also
    • Dilate
    • Eye
    • Known
    • Names
    • Norpholedrine
    • Used
    • Pupil
    • Amphetamine
    • Paredrine
  • 4-hydroxyamphetamine
    • Drops
    • Others
    • Also
    • Dilate
    • Eye
    • Known
    • Names
    • Norpholedrine
    • Used
    • Pupil
    • Amphetamine
    • Paredrine
  • dilate the pupil
    • Drops
    • Others
    • Pupil
    • Eye
    • Names
    • Norpholedrine
    • Used
    • Sympathomimetic
    • Lesion
    • Paredrine
    • Paremyd
    • Sold
  • eye drops
    • Others
    • Dilate
    • Drops
    • Eye
    • Names
    • Norpholedrine
    • Used
    • Pupil
    • Sold
    • Paredrine
    • Paremyd
    • Hydroxyamfetamine
  • eye examinations
    • Drops
    • Others
    • Dilate
    • Names
    • Norpholedrine
    • Used
    • Pupil
    • Paredrine
    • Paremyd
    • Sold
    • Hydroxyamfetamine
    • Known
  • norepinephrine releasing agent
    • Acting
    • Releasing
    • Sympathomimetic
    • Serotonin
    • Hence
    • Hydroxyamfetamine
    • Norepinephrine
    • Ophthalmic
    • Postganglionic
    • Preganglionic
    • Release
    • Response
  • serotonin releasing agent
    • Acting
    • Releasing
    • Release
    • Serotonin
    • Hence
    • Hydroxyamfetamine
    • Norepinephrine
    • Ophthalmic
    • Response
    • Sympathomimetic
    • Agent
    • Also
  • pupil
    • Sympathomimetic
    • Used
    • Lesion
    • Acts
    • Sold
    • Hydroxyamfetamine
    • Norepinephrine
    • Postganglionic
    • Preganglionic
    • Release
    • Name

Connections between topic areas Semantic bridges

For 4-Hydroxyamphetamine, one of the stronger structural bridges in this analysis connects 4-Hydroxyamphetamine with Pharmacology. Bridges highlight paths between different parts of the map and can reveal research angles that are easy to miss in a flat list.

Min side: 3
4-HydroxyamphetaminePharmacology · splits 48 ⟂ 34
4-HydroxyamphetamineChemistry · splits 68 ⟂ 14
4-HydroxyamphetamineMedical uses · splits 69 ⟂ 13
4-HydroxyamphetamineOverview · splits 72 ⟂ 10
4-HydroxyamphetamineSociety and culture · splits 76 ⟂ 6
4-HydroxyamphetamineHistory · splits 78 ⟂ 4

Map overview Semantic statistics

4-Hydroxyamphetamine

Nodes82
Edges81
Triples25
Avg. degree1.98
Density0.02439
Components1

Source & methodology

TTTA analyzes the structure around 4-Hydroxyamphetamine to surface related topics, entities, relationships, concept neighborhoods and bridge connections. Use the map to explore areas such as History, Community, Culture & Applications, including less central topics that may reveal useful research gaps. Automatically extracted connections are research leads rather than rewritten encyclopedia content.

Source: Wikipedia — 4-Hydroxyamphetamine · EN edition · Analysis: TopicsToTalkAbout

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