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Macitentan: Art, Pharmacokinetics & Adverse effects

Macitentan, sold under the brand name Opsumit, is an endothelin receptor antagonist developed by Actelion and approved for the treatment of pulmonary arterial hypertension (PAH). Macitentan is a dual endothelin receptor antagonist, meaning that it acts as an antagonist of two endothelin (ET) receptor subtypes, ETA and ETB. However, macitentan has a…

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Macitentan topic overview

The analysis highlights Art, Pharmacokinetics and Adverse effects as prominent areas in the source structure around Macitentan.

Related topics
15
Source areas
4
Connected nodes
19
Extracted relationships
49
Concept neighborhoods
11
Bridge connections
19

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 · 6 topics
Pharmacokinetics · 6 topics
Adverse effects · 2 topics
Mechanism of action · 1 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
C02KX04 (WHO)
CAS Number
441798-33-0
ChEBI
CHEBI:76607
ChEMBL
ChEMBL2103873

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

Adverse effects

Mechanism of action

Pharmacokinetics

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 Macitentan connects Entity context

The extracted context around Macitentan shows recurring relationship patterns in the source. For example, Macitentan → ACT-132577, Although, AUC, Both, Co-administration, CYP3A4, ET, It, Its, This Another extracted example is Macitentan → Blocking, Endothelin, ET, ET-1, ET1-dependent, ETA, ETB, PAH, The. Use these groups to spot repeated connection types before inspecting the individual relationships.

Macitentan

Top relations

related to Pharmacokinetics · 10
Macitentan → ACT-132577, Although, AUC, Both, Co-administration, CYP3A4, ET, It, Its, This
related to Role of macitentan · 9
Macitentan → Blocking, Endothelin, ET, ET-1, ET1-dependent, ETA, ETB, PAH, The
related to Experimental pharmacokinetics · 4
Macitentan → Bosentan, ET, Its, This
Legal status · 3
Macitentan → AU: S4 (Prescription only), EU: Rx-only, US: ℞-only
3D model (JSmol) · 1
Macitentan → Interactive image
AHFS/Drugs.com · 1
Macitentan → Monograph
ATC code · 1
Macitentan → C02KX04 (WHO)
CAS Number · 1
Macitentan → 441798-33-0
ChEBI · 1
Macitentan → CHEBI:76607
ChEMBL · 1
Macitentan → ChEMBL2103873

Important terminology

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

Important terminology

endothelin et receptor receptors eta etb arterial cells et-1 pulmonary antagonist smooth muscle half-life plasma pah compared approved name opsumit

Macitentan relationships Subject–Predicate–Object triples

TTTA extracted 49 structured relationships around Macitentan. Examples in this analysis include Macitentan → 3D model (JSmol) → Interactive image and Macitentan → AHFS/Drugs.com → Monograph. The table shows each extracted connection, where it came from and its confidence.

SubjectPredicateObjectConfidenceSrc
Macitentan3D model (JSmol)Interactive image1.00infobox
MacitentanAHFS/Drugs.comMonograph1.00infobox
MacitentanATC codeC02KX04 (WHO)1.00infobox
MacitentanCAS Number441798-33-01.00infobox
MacitentanChEBICHEBI:766071.00infobox
MacitentanChEMBLChEMBL21038731.00infobox
MacitentanChemSpider131349601.00infobox
MacitentanCompTox Dashboard (EPA)DTXSID501960631.00infobox
MacitentanDrugBankDB089321.00infobox
MacitentanExcretion2/3 urine, 1/3 faeces1.00infobox
MacitentanFormulaC19H20Br2N6O4S1.00infobox
MacitentanKEGGD101351.00infobox
MacitentanLegal statusAU: S4 (Prescription only)1.00infobox
MacitentanLegal statusUS: ℞-only1.00infobox
MacitentanLegal statusEU: Rx-only1.00infobox
MacitentanLicense dataUS DailyMed: Macitentan1.00infobox
MacitentanMedlinePlusa6150331.00infobox
MacitentanMetabolismHydrolysis, oxidation (CYP3A4)1.00infobox
MacitentanMolar mass588.28 g·mol−11.00infobox
MacitentanOther namesACT-0649921.00infobox
MacitentanPregnancy categoryAU: X (High risk)1.00infobox
MacitentanPubChem CID160046921.00infobox
MacitentanRoutes of administrationBy mouth1.00infobox
MacitentanTrade namesOpsumit1.00infobox
MacitentanUNIIZ9K9Y9WMVL1.00infobox
Macitentanis adual endothelin receptor antagonist0.90text

Related concept clusters Concept neighborhoods

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

  • Macitentan
    • Receptor
    • Receptors
    • Et
    • Antagonist
    • Approximately
    • Half-life
    • Plasma
    • Endothelin
    • Approved
    • Aprocitentan
    • Cyp3a4
    • High
  • macitentan
    • Receptor
    • Receptors
    • Et
    • Antagonist
    • Approximately
    • Half-life
    • Plasma
    • Endothelin
    • Approved
    • Aprocitentan
    • Cyp3a4
    • High
  • endothelin receptor antagonist
    • Receptor
    • Eta
    • Etb
    • Actelion
    • Hypertension
    • Name
    • Opsumit
    • Subtypes
    • Treatment
    • Two
    • Antagonist
    • Endothelin
  • endothelin
    • Hypertension
    • Name
    • Opsumit
    • Receptor
    • Subtypes
    • Two
    • Antagonist
    • Pulmonary
    • Eta
    • Etb
    • Arterial
    • Cells
  • pulmonary arterial hypertension
    • Muscle
    • Pulmonary
    • Smooth
    • Cells
    • Treatment
    • Pah
    • Hypertension
    • Name
    • Opsumit
    • Receptor
    • Endothelin
    • Subtype
  • eta
    • Etb
    • Subtype
    • Subtypes
    • Two
    • Receptor
    • Cells
    • Increased
    • Treatment
    • Compared
    • Pah
    • Muscle
    • Pulmonary
  • etb
    • Subtype
    • Subtypes
    • Two
    • Receptor
    • Cells
    • Increased
    • Treatment
    • Compared
    • Pah
    • Muscle
    • Pulmonary
    • Smooth
  • actelion
    • Approved
    • Hypertension
    • Name
    • Opsumit
    • Treatment
    • Antagonist
    • Pah
    • Pulmonary
    • Arterial
    • Endothelin
    • Receptor
    • Macitentan

Connections between topic areas Semantic bridges

For Macitentan, one of the stronger structural bridges in this analysis connects Macitentan 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
MacitentanOverview · splits 13 ⟂ 7
MacitentanPharmacokinetics · splits 13 ⟂ 7
MacitentanAdverse effects · splits 17 ⟂ 3

Map overview Semantic statistics

Macitentan

Nodes20
Edges19
Triples49
Avg. degree1.9
Density0.1
Components1

Source & methodology

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

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

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