Research any topic before you write.

Find related topics. | Discover entities. | See connections. | Build a topical map.

Sodium thiopental

Sodium thiopental, also known as thiopental sodium or thiopentone and sold under the brand name Pentothal, is a rapid-onset short-acting barbiturate general anesthetic. It is the thiobarbiturate analog of pentobarbital, and an analog of thiobarbital. Sodium thiopental is a therapeutic alternative on the World Health Organization's List of Essential…

History & Applications

Use the mouse wheel or two fingers (on touchscreens) to zoom in and out of the map.

Research this topic

Explore the main themes, entities and connections around Sodium thiopental. Start with the topic map, then use the sections below for research and deeper semantic analysis.

Explore this topic

Start with a few of the strongest sections from the source topic. These are research directions, not a list of keywords you must use.

Key facts & relationships

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

3D model (JSmol)
Interactive image
AHFS/Drugs.com
Monograph
ATC code
N01AF03 (WHO) N05CA19 (WHO)
CAS Number
71-73-8 · 76-75-5
ChEBI
CHEBI:9561
ChEMBL
ChEMBL738

Topics to explore

Browse the full topic structure. Each item opens a new analysis centered on that subject.

Overview

Uses

Mechanism of action

Controversies

Metabolism

Dosage

Contraindications

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.

Map overview Semantic statistics

Sodium thiopental

Nodes97
Edges96
Triples126
Avg. degree1.98
Density0.020619
Components1

How this topic connects Entity context

See the strongest relationship patterns around the current topic before diving into the raw triples.

Sodium thiopental

Top relations

related to history · 23
Sodium thiopental → Abbott, Abbott Laboratories, Donalee, Dr, Ernest, Hospira, However, It, John, Lundy, March, Mayo Clinic, Of, Pearl Harbor, Ralph, Sodium, Tabern, These, Thiopental, Three
related to Controversies · 18
Sodium thiopental → According, American, Arizona, California, Courts, Drug Administration, FDA, Following, Hospira, In October, Italian, Italy, On January, Texas, The, The FDA, US, US Food
related to Euthanasia · 11
Sodium thiopental → Belgium, Death, In, Intravenous, Nesdonal, Netherlands, Norcuron, Pavulon, Sodium, The, Then
related to Medically-induced coma · 10
Sodium thiopental → CMRO2, In, It, Patients, Reportedly, RICH, Robin Hood, Sodium, TBI, This
related to Mechanism of action · 9
Sodium thiopental → For, GABAA, GABAergic, HT3, Sodium, Such, Surprisingly, The GABAA, This
related to Anesthesia · 6
Sodium thiopental → At, Following, However, Its, Sodium, Thereafter
related to Lethal injection · 6
Sodium thiopental → Along, Although, In December, Kenneth Biros, Ohio, US
Legal status · 5
Sodium thiopental → AU: S4 (Prescription only), BR: Class B1 (Psychoactive drugs), CA: Schedule IV, UK: Class B, US: Schedule III
related to Metabolism · 4
Sodium thiopental → As, Once, Sodium, Thiopental
CAS Number · 2
Sodium thiopental → 71-73-8, 76-75-5

Important terminology Word statistics

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

Important terminology

thiopental sodium drug used use injection us barbiturate due anesthesia drugs brain pentobarbital lethal hospira truth dose first intravenous execution

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Sodium thiopental3D model (JSmol)Interactive image1.00infobox
Sodium thiopentalAHFS/Drugs.comMonograph1.00infobox
Sodium thiopentalATC codeN01AF03 (WHO) N05CA19 (WHO)1.00infobox
Sodium thiopentalCAS Number71-73-81.00infobox
Sodium thiopentalCAS Number76-75-51.00infobox
Sodium thiopentalChEBICHEBI:95611.00infobox
Sodium thiopentalChEMBLChEMBL7381.00infobox
Sodium thiopentalChemSpider22722571.00infobox
Sodium thiopentalChiralityRacemic mixture1.00infobox
Sodium thiopentalCompTox Dashboard (EPA)DTXSID10217441.00infobox
Sodium thiopentalDrug classBarbiturate1.00infobox
Sodium thiopentalDrugBankDB005991.00infobox
Sodium thiopentalDuration of action5–10 minutes1.00infobox
Sodium thiopentalECHA InfoCard100.000.6941.00infobox
Sodium thiopentalElimination half-life5.5–26 hours1.00infobox
Sodium thiopentalFormulaC11H17N2NaO2S1.00infobox
Sodium thiopentalKEGGD007141.00infobox
Sodium thiopentalLegal statusAU: S4 (Prescription only)1.00infobox
Sodium thiopentalLegal statusBR: Class B1 (Psychoactive drugs)1.00infobox
Sodium thiopentalLegal statusCA: Schedule IV1.00infobox
Sodium thiopentalLegal statusUK: Class B1.00infobox
Sodium thiopentalLegal statusUS: Schedule III1.00infobox
Sodium thiopentalMetabolismLiver1.00infobox
Sodium thiopentalMetabolitesPentobarbital, others1.00infobox
Sodium thiopentalMolar mass264.32 g·mol−11.00infobox
Sodium thiopentalOnset of action30–45 seconds1.00infobox
Sodium thiopentalOther namesTruth serum, thiopentone, thiopental1.00infobox
Sodium thiopentalPregnancy categoryAU: D1.00infobox
Sodium thiopentalProtein binding80%1.00infobox
Sodium thiopentalPubChem CID30007141.00infobox

Related concept clusters Concept neighborhoods

These clusters group vocabulary that occurs around closely connected concepts in the source material.

    Connections between topic areas Semantic bridges

    Bridges can reveal useful research angles that are easy to miss in a flat list of related terms.

    Min side: 3
    For writers, content strategists, SEOs, marketers and creators — from quick topic research to advanced semantic analysis.