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Ketamine: History, Community, Culture & Applications

Ketamine is a cyclohexanone-derived general anesthetic and NMDA receptor antagonist with analgesic and hallucinogenic properties, used medically for anesthesia, depression, and pain management. Ketamine exists as its two enantiomers, S- (esketamine) and R- (arketamine), and has antidepressant action likely involving NMDA antagonism as well as other…

Language: English [EN]
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Ketamine topic overview

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

Related topics
252
Source areas
11
Connected nodes
263
Extracted relationships
210
Concept neighborhoods
41
Bridge connections
263

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.

Overview · 99 topics
Adverse effects · 41 topics
Medical uses · 35 topics
Society and culture · 19 topics
Pharmacology · 15 topics
Research · 11 topics
Chemistry · 8 topics
Veterinary uses · 8 topics
Contraindications · 7 topics
Interactions · 5 topics
History · 4 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
Addiction liability
Moderate–high
AHFS/Drugs.com
Monograph
ATC code
N01AX03 (WHO)
Bioavailability
Intravenous: 100% · Intramuscular: 93% · Epidural: 77% · Intranasal: 45–50% · Sublingual: 24–30%
CAS Number
6740-88-1 Y 33643-46-8 (esketamine) 33643-49-1 (arketamine) · 33643-46-8 (esketamine) · 33643-49-1 (arketamine) · HCl: 1867-66-9 Y

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

Contraindications

Adverse effects

Interactions

Pharmacology

Chemistry

History

Society and culture

Research

Veterinary uses

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 Ketamine connects Entity context

The extracted context around Ketamine shows recurring relationship patterns in the source. For example, Ketamine → Act, August, Class, Cosmetics Act, Drug, February, Home Office, In, In Australia, In Canada, In December, India, October, Poisons Standard, Schedule, Schedule III, The, United Kingdom, United States Controlled Substances, While Another extracted example is Ketamine → After, American, Calvin, CI-581, Domino, Edward, Following FDA, Hearing, It, Mrs, Parke-Davis, PCP, Stevens, The, These, Vietnam War, Wayne State University. Use these groups to spot repeated connection types before inspecting the individual relationships.

Ketamine

Top relations

related to Legal status · 20
Ketamine → Act, August, Class, Cosmetics Act, Drug, February, Home Office, In, In Australia, In Canada, In December, India, October, Poisons Standard, Schedule, Schedule III, The, United Kingdom, United States Controlled Substances, While
related to history · 17
Ketamine → After, American, Calvin, CI-581, Domino, Edward, Following FDA, Hearing, It, Mrs, Parke-Davis, PCP, Stevens, The, These, Vietnam War, Wayne State University
related to Recreational use · 14
Ketamine → At, Due, England, John, K-hole, Lilly, Marcia Moore, Matthew Perry's October, Recreational, Several, The, They, Turner, Wales
related to Liver toxicity and urologic disease · 10
Ketamine → EGCG, Intravesical, It, Management, NSAIDs, Some, Studies, The, This, Urologic
has effect · 9
Ketamine → All, Also, At, Dizziness, Hallucinations, Laryngospasm, Psychotomimetic, The, Vomiting
Legal status · 8
Ketamine → AU: S8 (Controlled drug), BR: Class C1 (Other controlled substances), CA: Schedule I, DE: § 48 AMG/§ 1 MPAV (Prescription only), IN: Schedule X SE: Förteckning IV, UK: Class B (Class A if prepared as an injection), UN: Unscheduled (Rx only), US: Schedule III
related to Depression · 8
Ketamine → An, Anxiety Treatments, CANMAT, Esketamine, European Medicines Agency, Mood, The Canadian Network, United States
related to Structure · 8
Ketamine → However, In, Ketanest, NMDA, R-ketamine, S-ketamine, The, While S-ketamine
Bioavailability · 7
Ketamine → By mouth: 16–20%, Epidural: 77%, Intramuscular: 93%, Intranasal: 45–50%, Intravenous: 100%, Rectal: 25–30%, Sublingual: 24–30%
related to Anesthesia · 7
Ketamine → It, Ketofol, Protective, Psychotomimetic, The, Vietnam War, When

Important terminology

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

Important terminology

effects used anesthesia nmda use depression receptor antidepressant pain anesthetic may esketamine doses drug also intravenous people recreational action liver

Ketamine relationships Subject–Predicate–Object triples

TTTA extracted 210 structured relationships around Ketamine. Examples in this analysis include Ketamine → 3D model (JSmol) → Interactive image and Ketamine → Addiction liability → Moderate–high. The table shows each extracted connection, where it came from and its confidence.

SubjectPredicateObjectConfidenceSrc
Ketamine3D model (JSmol)Interactive image1.00infobox
KetamineAddiction liabilityModerate–high1.00infobox
KetamineAHFS/Drugs.comMonograph1.00infobox
KetamineATC codeN01AX03 (WHO)1.00infobox
KetamineBioavailabilityIntravenous: 100%1.00infobox
KetamineBioavailabilityIntramuscular: 93%1.00infobox
KetamineBioavailabilityEpidural: 77%1.00infobox
KetamineBioavailabilityIntranasal: 45–50%1.00infobox
KetamineBioavailabilitySublingual: 24–30%1.00infobox
KetamineBioavailabilityRectal: 25–30%1.00infobox
KetamineBioavailabilityBy mouth: 16–20%1.00infobox
KetamineCAS Number6740-88-1 Y 33643-46-8 (esketamine) 33643-49-1 (arketamine)1.00infobox
KetamineCAS Number33643-46-8 (esketamine)1.00infobox
KetamineCAS Number33643-49-1 (arketamine)1.00infobox
KetamineCAS NumberHCl: 1867-66-9 Y1.00infobox
KetamineChEBICHEBI:6121 Y1.00infobox
KetamineChEMBLChEMBL742 Y1.00infobox
KetamineChemSpider3689 Y1.00infobox
KetamineChiralityEsketamine (S(+)-isomer)1.00infobox
KetamineChiralityArketamine (R(−)-isomer)1.00infobox
KetamineCompTox Dashboard (EPA)DTXSID80231871.00infobox
KetamineDrug classNMDA receptor antagonist; general anesthetic; dissociative hallucinogen; analgesic; antidepressant1.00infobox
KetamineDrugBankDB01221 Y1.00infobox
KetamineDuration of actionIntramuscular: 0.5–2 hours1.00infobox
KetamineDuration of actionInsufflation: 45–60 min1.00infobox
KetamineDuration of actionBy mouth: 1–6+ hours1.00infobox
KetamineECHA InfoCard100.027.0951.00infobox
KetamineElimination half-lifeKetamine: 2.5–3 hours1.00infobox
KetamineElimination half-lifeNorketamine: 12 hours1.00infobox
KetamineExcretionUrine: 91%1.00infobox

Related concept clusters Concept neighborhoods

The concept neighborhoods around Ketamine bring nearby vocabulary together. In this analysis, examples include Anesthesia, Effects and Use. Use the clusters to find adjacent concepts and terminology that may deserve separate research.

  • Ketamine
    • Anesthesia
    • Effects
    • Use
    • May
    • Receptor
    • Used
    • Pain
    • Depression
    • Nmda
    • However
    • Doses
    • Antidepressant
  • ketamine
    • Anesthesia
    • Effects
    • Use
    • May
    • Receptor
    • Used
    • Pain
    • Depression
    • Nmda
    • However
    • Doses
    • Antidepressant
  • general anesthetic
    • Analgesic
    • Used
    • Anesthesia
    • Action
    • Nmda
    • Receptor
    • Doses
    • Effects
    • Pain
    • Liver
    • Intravenous
    • Ketamine
  • anesthesia
    • Ketamine
    • Used
    • Anesthetic
    • Μm
    • Plasma
    • People
    • Pain
    • Doses
    • Liver
    • Use
    • Severe
    • Intravenous
  • depression
    • Esketamine
    • Rapid
    • Treatment
    • Intravenous
    • Antidepressant
    • Action
    • Low
    • Nmda
    • Receptor
    • Doses
    • Ketamine
    • Pain
  • treatment-resistant depression
    • Esketamine
    • Rapid
    • Treatment
    • Intravenous
    • Antidepressant
    • Action
    • Low
    • Nmda
    • Receptor
    • Doses
    • Ketamine
    • Pain
  • surgical anesthesia
    • Ketamine
    • Used
    • Anesthetic
    • Μm
    • Plasma
    • People
    • Pain
    • Doses
    • Liver
    • Use
    • Severe
    • Intravenous
  • bipolar depression
    • Esketamine
    • Rapid
    • Treatment
    • Intravenous
    • Antidepressant
    • Action
    • Low
    • Nmda
    • Receptor
    • Doses
    • Ketamine
    • Pain

Connections between topic areas Semantic bridges

For Ketamine, one of the stronger structural bridges in this analysis connects Ketamine with Overview. 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
Ketamine — Overview · splits 164 ⟂ 100
Ketamine — Adverse effects · splits 222 ⟂ 42
Ketamine — Medical uses · splits 228 ⟂ 36
Ketamine — Society and culture · splits 244 ⟂ 20
Ketamine — Pharmacology · splits 248 ⟂ 16
Ketamine — Research · splits 252 ⟂ 12
Ketamine — Chemistry · splits 255 ⟂ 9
Ketamine — Veterinary uses · splits 255 ⟂ 9
Ketamine — Contraindications · splits 256 ⟂ 8
Ketamine — Interactions · splits 258 ⟂ 6
Ketamine — History · splits 259 ⟂ 5

Map overview Semantic statistics

Ketamine

Nodes264
Edges263
Triples210
Avg. degree1.99
Density0.007576
Components1

Source & methodology

TTTA analyzes the structure around Ketamine 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 — Ketamine · EN edition · Analysis: TopicsToTalkAbout

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