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Methaqualone: History, Applications & Regions

Methaqualone is a sedative-hypnotic medication that was widely prescribed during the mid-20th century. It was marketed under various brand names, including Quaalude (/ˈkweɪluːd/ KWAY-lood) and Sopor, typically containing 300 mg of methaqualone per tablet. A combination drug known as Mandrax was sold primarily in Europe, containing 250 mg of methaqualone…

Language: English [EN]
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Methaqualone topic overview

The analysis highlights History, Applications and Regions as prominent areas in the source structure around Methaqualone.

Related topics
125
Source areas
5
Connected nodes
130
Extracted relationships
150
Concept neighborhoods
24
Bridge connections
130

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.

History · 79 topics
Overdose · 14 topics
Pharmacology · 13 topics
Overview · 11 topics
Medical use · 8 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
N05CM01 (WHO)
CAS Number
72-44-6 Y
ChEBI
CHEBI:6821
ChEMBL
ChEMBL282052 Y
ChemSpider
6055 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 use

Overdose

Pharmacology

History

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 Methaqualone connects Entity context

The extracted context around Methaqualone shows recurring relationship patterns in the source. For example, Methaqualone → Britain, By, Europe, Fort Washington, In, Inc, India, Indra Kishore Kacker, Maalox, Malsed, Malsedin, Mandrax, Pennsylvania, Quaalude, Renoval, Rorer, Roussel Laboratories, Sanofi, Syed Husain Zaheer, The Another extracted example is Methaqualone → Al Pacino's, Almost Famous, America, Another Quaalude, Cheech, Chong, Dinner, Jade East, Kate Hudson, Later, Man, Penny Lane, Quaalude, Quaaludes, Rorer, Roxy Theatre, Scarface, Small, Smoke, The Big Chill. Use these groups to spot repeated connection types before inspecting the individual relationships.

Methaqualone

Top relations

related to history · 25
Methaqualone → Britain, By, Europe, Fort Washington, In, Inc, India, Indra Kishore Kacker, Maalox, Malsed, Malsedin, Mandrax, Pennsylvania, Quaalude, Renoval, Rorer, Roussel Laboratories, Sanofi, Syed Husain Zaheer, The
related to Popular culture · 25
Methaqualone → Al Pacino's, Almost Famous, America, Another Quaalude, Cheech, Chong, Dinner, Jade East, Kate Hudson, Later, Man, Penny Lane, Quaalude, Quaaludes, Rorer, Roxy Theatre, Scarface, Small, Smoke, The Big Chill
related to Recreational use · 14
Methaqualone → Australia, Britain, Canada, DEA ACSCN, Drugs Act, In, It, Latin, Misuse, New Zealand, Schedule, The, United Kingdom, United States
related to Chemical weapon (Project Coast) · 11
Methaqualone → Delta, Details, During, Illegal, MosRefCat, Mossgas Refinery Catalyst, Project Coast, Reconciliation Commission, Scientific Company, South Africa, Truth
related to Regulation · 9
Methaqualone → Controlled Drugs, In Canada, India, Psychotropic Substances, Schedule, Schedule II, Schedule III, Substances Act, UN Convention
Legal status · 8
Methaqualone → AU: S9 (Prohibited substance), BR: Class F2 (Prohibited psychotropics), CA: Schedule III, DE: Anlage II (Authorized trade only, not prescriptible), NZ: Class B -illegal to possess, UK: Class B, UN: Psychotropic Schedule II, US: Schedule I
related to Brand names · 8
Methaqualone → Australia, Canada, Mandrax, Quaalude, Quāālude, South Africa, UK, United States
related to Pharmacodynamics · 6
Methaqualone → As, GABA, GABAA, It, This, Unlike
related to Overdose · 5
Methaqualone → Additional, An, Lemmon, Quaalude, The
related to Medical use · 4
Methaqualone → However, It, Methaqualone's, The

Important terminology

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

Important terminology

drug quaalude states united sedative use also names quaaludes sold drugs tablet brand recreational schedule name mandrax rorer analogues used

Methaqualone relationships Subject–Predicate–Object triples

TTTA extracted 150 structured relationships around Methaqualone. Examples in this analysis include Methaqualone → 3D model (JSmol) → Interactive image and Methaqualone → ATC code → N05CM01 (WHO). The table shows each extracted connection, where it came from and its confidence.

SubjectPredicateObjectConfidenceSrc
Methaqualone3D model (JSmol)Interactive image1.00infobox
MethaqualoneATC codeN05CM01 (WHO)1.00infobox
MethaqualoneCAS Number72-44-6 Y1.00infobox
MethaqualoneChEBICHEBI:68211.00infobox
MethaqualoneChEMBLChEMBL282052 Y1.00infobox
MethaqualoneChemSpider6055 Y1.00infobox
MethaqualoneCompTox Dashboard (EPA)DTXSID70232791.00infobox
MethaqualoneDrug classSedative; Hypnotic; Anxiolytic; GABAA receptor positive allosteric modulator; Quinazolinone1.00infobox
MethaqualoneDrugBankDB04833 Y1.00infobox
MethaqualoneECHA InfoCard100.000.7101.00infobox
MethaqualoneElimination half-lifeBiphasic (10–40; 20–60 hours)1.00infobox
MethaqualoneFormulaC16H14N2O1.00infobox
MethaqualoneKEGGD00557 Y1.00infobox
MethaqualoneLegal statusAU: S9 (Prohibited substance)1.00infobox
MethaqualoneLegal statusBR: Class F2 (Prohibited psychotropics)1.00infobox
MethaqualoneLegal statusCA: Schedule III1.00infobox
MethaqualoneLegal statusDE: Anlage II (Authorized trade only, not prescriptible)1.00infobox
MethaqualoneLegal statusNZ: Class B -illegal to possess1.00infobox
MethaqualoneLegal statusUK: Class B1.00infobox
MethaqualoneLegal statusUS: Schedule I1.00infobox
MethaqualoneLegal statusUN: Psychotropic Schedule II1.00infobox
MethaqualoneMelting point113 °C (235 °F)1.00infobox
MethaqualoneMolar mass250.301 g·mol−11.00infobox
MethaqualonePronunciation/mɛθəˈkweɪloʊn/1.00infobox
MethaqualoneProtein binding70–80%1.00infobox
MethaqualonePubChem CID62921.00infobox
MethaqualoneRoutes of administrationOral, others1.00infobox
MethaqualoneTrade namesQuaalude, Sopor, Mandrax1.00infobox
MethaqualoneUNII7ZKH8MQW6T1.00infobox
Methaqualoneis asedative-hypnotic medication that was widely prescribed during the mid-20th century0.90text

Related concept clusters Concept neighborhoods

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

  • Methaqualone
    • Drug
    • Quaalude
    • Also
    • Use
    • United
    • States
    • Analogues
    • Sopor
    • South
    • Africa
    • Gabaa
    • Mandrax
  • methaqualone
    • Drug
    • Quaalude
    • Also
    • Use
    • United
    • States
    • Analogues
    • Sopor
    • South
    • Africa
    • Gabaa
    • Mandrax
  • combination drug
    • United
    • States
    • Use
    • Illegal
    • Recreational
    • Quaalude
    • Methaqualone
    • Administration
    • Mandrax
    • Used
    • Name
    • Schedule
  • recreational drug
    • Sopor
    • South
    • Use
    • United
    • States
    • Used
    • Illegal
    • Recreational
    • Also
    • Quaalude
    • Methaqualone
    • Overdose
  • drug tolerance
    • United
    • States
    • Use
    • Illegal
    • Recreational
    • Quaalude
    • Methaqualone
    • Administration
    • Mandrax
    • Used
    • Name
    • Schedule
  • brand name
    • Name
    • Quaalude
    • Mg
    • Names
    • Sopor
    • Mandrax
    • Tablet
    • Lemmon
    • Sedative
    • Overdose
    • Administration
    • Analogues
  • colombian drug cartels
    • United
    • States
    • Use
    • Illegal
    • Recreational
    • Quaalude
    • Methaqualone
    • Administration
    • Mandrax
    • Used
    • Name
    • Schedule
  • club drug
    • United
    • States
    • Use
    • Illegal
    • Recreational
    • Quaalude
    • Methaqualone
    • Administration
    • Mandrax
    • Used
    • Name
    • Schedule

Connections between topic areas Semantic bridges

For Methaqualone, one of the stronger structural bridges in this analysis connects Methaqualone with History. 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
Methaqualone — History · splits 51 ⟂ 80
Methaqualone — Overdose · splits 116 ⟂ 15
Methaqualone — Pharmacology · splits 117 ⟂ 14
Methaqualone — Overview · splits 119 ⟂ 12
Methaqualone — Medical use · splits 122 ⟂ 9

Map overview Semantic statistics

Methaqualone

Nodes131
Edges130
Triples150
Avg. degree1.98
Density0.015267
Components1

Source & methodology

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

Source: Wikipedia — Methaqualone · EN edition · Analysis: TopicsToTalkAbout

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