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Levothyroxine: History, Community, Culture & Applications

Levothyroxine, also known as L-thyroxine, is a synthetic form of the thyroid hormone thyroxine (T4). It is used to treat thyroid hormone deficiency (hypothyroidism), including a severe form known as myxedema coma. It may also be used to treat and prevent certain types of thyroid tumors. It is not indicated for weight loss. Levothyroxine is taken orally…

Language: English [EN]
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Levothyroxine topic overview

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

Related topics
98
Source areas
10
Connected nodes
108
Extracted relationships
130
Concept neighborhoods
24
Bridge connections
108

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.

Interactions · 24 topics
Medical uses · 19 topics
Overview · 17 topics
Side effects · 7 topics
Mechanism of action · 6 topics
Society and culture · 6 topics
Chemistry · 5 topics
History · 5 topics
Pharmacokinetics · 5 topics
Contraindications · 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
AHFS/Drugs.com
Monograph
ATC code
H03AA01 (WHO)
Bioavailability
40-80%
CAS Number
51-48-9 6106-07-6 (levothyroxine sodium hydrate)
ChEBI
CHEBI:18332

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

Side effects

Interactions

Chemistry

Mechanism of action

Pharmacokinetics

History

Society and culture

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 Levothyroxine connects Entity context

The extracted context around Levothyroxine shows recurring relationship patterns in the source. For example, Levothyroxine → AACE, American Thyroid Association, As, Bangladesh, Brand, Clinical Endocrinologists, Eltroxin, Endocrine Society, Europe, Euthyrox, Eutirox, FDA, For, Furthermore, L-thyroxine, Letrox, Levaxin, Levoxyl, Lévothyrox, North Another extracted example is Levothyroxine → Archived, Drug Administration, FDA, Food, Generic Drug Products, Narrow Therapeutic Index Product, November, October, Real-world Evidence, Reflects, Therapeutic Equivalence. Use these groups to spot repeated connection types before inspecting the individual relationships.

Levothyroxine

Top relations

related to Available forms · 36
Levothyroxine → AACE, American Thyroid Association, As, Bangladesh, Brand, Clinical Endocrinologists, Eltroxin, Endocrine Society, Europe, Euthyrox, Eutirox, FDA, For, Furthermore, L-thyroxine, Letrox, Levaxin, Levoxyl, Lévothyrox, North
related to External links · 11
Levothyroxine → Archived, Drug Administration, FDA, Food, Generic Drug Products, Narrow Therapeutic Index Product, November, October, Real-world Evidence, Reflects, Therapeutic Equivalence
related to Chemistry · 10
Levothyroxine → Approximately, Industrially, See Thyroid, Solid, T3, T4, The, Thyroid, Tyrosine, US
related to Pregnancy and breastfeeding · 10
Levothyroxine → According, As, Denmark, Drug Administration, Food, Furthermore, Given, Hypothyroidism, Repeat, Thyroid
related to Interactions · 9
Levothyroxine → Certain, Combination, Grapefruit, Many, Sevelamer, Soy, Substances, They, To
has effect · 5
Levothyroxine → Adverse, Long-term, Overdose, Too, TSH
related to Economics · 4
Levothyroxine → As, In, United States, US
related to Medical uses · 4
Levothyroxine → Furthermore, In, It, TSH
related to Pharmacokinetics · 4
Levothyroxine → Absorption, Dietary, Greater, Only
Legal status · 3
Levothyroxine → AU: S4 (Prescription only), CA: ℞-only, US: ℞-only

Important terminology

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

Important terminology

thyroid hypothyroidism hormone people may also t4 tsh pregnancy generic levels form used women absorption t3 treat taken effects cause

Levothyroxine relationships Subject–Predicate–Object triples

TTTA extracted 130 structured relationships around Levothyroxine. Examples in this analysis include Levothyroxine → 3D model (JSmol) → Interactive image and Levothyroxine → AHFS/Drugs.com → Monograph. The table shows each extracted connection, where it came from and its confidence.

SubjectPredicateObjectConfidenceSrc
Levothyroxine3D model (JSmol)Interactive image1.00infobox
LevothyroxineAHFS/Drugs.comMonograph1.00infobox
LevothyroxineATC codeH03AA01 (WHO)1.00infobox
LevothyroxineBioavailability40-80%1.00infobox
LevothyroxineCAS Number51-48-9 6106-07-6 (levothyroxine sodium hydrate)1.00infobox
LevothyroxineChEBICHEBI:183321.00infobox
LevothyroxineChEMBLChEMBL16241.00infobox
LevothyroxineChemSpider56141.00infobox
LevothyroxineCompTox Dashboard (EPA)DTXSID80232141.00infobox
LevothyroxineDrugBankDB004511.00infobox
LevothyroxineECHA InfoCard100.000.0931.00infobox
LevothyroxineElimination half-lifeca. 7 days (in hyperthyroidism 3–4 days, in hypothyroidism 9–10 days)1.00infobox
LevothyroxineExcretionFeces and urine1.00infobox
LevothyroxineFormulaC15H11I4NO41.00infobox
LevothyroxineKEGGD081251.00infobox
LevothyroxineKEGGas salt: D010101.00infobox
LevothyroxineLegal statusAU: S4 (Prescription only)1.00infobox
LevothyroxineLegal statusCA: ℞-only1.00infobox
LevothyroxineLegal statusUS: ℞-only1.00infobox
LevothyroxineLicense dataUS DailyMed: Levothyroxine1.00infobox
LevothyroxineMedlinePlusa6824611.00infobox
LevothyroxineMelting point231 to 233 °C (448 to 451 °F)1.00infobox
LevothyroxineMetabolismMainly in the liver, kidneys, brain, and muscles1.00infobox
LevothyroxineMolar mass776.874 g·mol−11.00infobox
LevothyroxineOther names3,5,3′,5′-Tetraiodo-L-thyronine1.00infobox
LevothyroxinePregnancy categoryAU: A1.00infobox
LevothyroxinePubChem CID58191.00infobox
LevothyroxineRoutes of administrationBy mouth, intravenous1.00infobox
LevothyroxineSolubility in waterSlightly soluble (0.105 mg·mL−1 at 25 °C) mg/mL (20 °C)1.00infobox
LevothyroxineTrade namesSynthroid, Levoxyl, others1.00infobox

Related concept clusters Concept neighborhoods

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

  • Levothyroxine
    • People
    • Thyroid
    • Hypothyroidism
    • May
    • Study
    • Therapy
    • Generic
    • Absorption
    • Pregnancy
    • Women
    • Tsh
    • Taking
  • levothyroxine
    • People
    • Thyroid
    • Hypothyroidism
    • May
    • Study
    • Therapy
    • Generic
    • Absorption
    • Pregnancy
    • Women
    • Tsh
    • Taking
  • thyroid hormone
    • Thyroid
    • Hormones
    • Treat
    • Used
    • T4
    • People
    • Known
    • Therapy
    • Thyroxine
    • Doses
    • Levels
    • Hypothyroidism
  • thyroid hormone deficiency
    • Thyroid
    • Hormones
    • Treat
    • Used
    • T4
    • People
    • Known
    • Therapy
    • Thyroxine
    • Doses
    • Levels
    • Hypothyroidism
  • thyroid tumors
    • Hormones
    • Used
    • People
    • Therapy
    • Thyroxine
    • Treat
    • Levels
    • T4
    • Hypothyroidism
    • May
    • Doses
    • Taken
  • nodular thyroid
    • Hormones
    • Used
    • People
    • Therapy
    • Thyroxine
    • Treat
    • Levels
    • T4
    • Hypothyroidism
    • May
    • Doses
    • Taken
  • thyroid cancer
    • Hormones
    • Used
    • People
    • Therapy
    • Thyroxine
    • Treat
    • Levels
    • T4
    • Hypothyroidism
    • May
    • Doses
    • Taken
  • thyroid peroxidase
    • Hormones
    • Used
    • People
    • Therapy
    • Thyroxine
    • Treat
    • Levels
    • T4
    • Hypothyroidism
    • May
    • Doses
    • Taken

Connections between topic areas Semantic bridges

For Levothyroxine, one of the stronger structural bridges in this analysis connects Levothyroxine with Interactions. 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
Levothyroxine — Interactions · splits 84 ⟂ 25
Levothyroxine — Medical uses · splits 89 ⟂ 20
Levothyroxine — Overview · splits 91 ⟂ 18
Levothyroxine — Side effects · splits 101 ⟂ 8
Levothyroxine — Mechanism of action · splits 102 ⟂ 7
Levothyroxine — Society and culture · splits 102 ⟂ 7
Levothyroxine — Chemistry · splits 103 ⟂ 6
Levothyroxine — Pharmacokinetics · splits 103 ⟂ 6
Levothyroxine — History · splits 103 ⟂ 6
Levothyroxine — Contraindications · splits 104 ⟂ 5

Map overview Semantic statistics

Levothyroxine

Nodes109
Edges108
Triples130
Avg. degree1.98
Density0.018349
Components1

Source & methodology

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

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