Macitentan

Chemical formula: C₁₉H₂₀Br₂N₆O₄S  Molecular mass: 588.273 g/mol  PubChem compound: 16004692

Active ingredient description

Macitentan is an orally active potent endothelin receptor antagonist, active on both ETA and ETB receptors. Endothelin (ET)-1 and its receptors (ETA and ETB) mediate a variety of effects such as vasoconstriction, fibrosis, proliferation, hypertrophy, and inflammation. In disease conditions such as PAH, the local ET system is upregulated and is involved in vascular hypertrophy and in organ damage.

Medicine classification

This medicinal substance has been classified in the anatomical therapeutic chemical (ATC) classification according to its main therapeutic use as follows:

ATC code Group title Classification
C02KX04 C Cardiovascular system → C02 Antihypertensives → C02K Other antihypertensives → C02KX Antihypertensives for pulmonary arterial hypertension
Discover more medicines within C02KX04

Product monographs

Competent medicine agencies globally have authorized commercialization of this active ingredient according to these medication package inserts (MPIs):

Title Information Source Document Type  
OPSUMIT Film-coated tablet European Medicines Agency (EU) MPI, EU: SmPC

Structural formula

Graphic representation of the active ingredient's molecular structure

External identifiers

CAS Substance: 441798-33-0
DrugBank Drug: DB08932
KEGG Drug: D10135
PubChem Compound: 16004692
RxNorm Ingredient: 1442132
SNOMED-CT Concept: 710283008
Macitentan (substance)
UNII Identifier: Z9K9Y9WMVL
MACITENTAN

Medicines

Macitentan is an active ingredient of these brands:

United States (US)

Australia (AU)

Austria (AT)

Canada (CA)

Croatia (HR)

Cyprus (CY)

Ecuador (EC)

Estonia (EE)

Finland (FI)

Germany (DE)

Hong Kong (HK)

Ireland (IE)

Israel (IL)

Italy (IT)

Japan (JP)

Lithuania (LT)

Mexico (MX)

Netherlands (NL)

New Zealand (NZ)

Poland (PL)

Romania (RO)

Singapore (SG)

Spain (ES)

United Kingdom (UK)

Note the following: The list of brand names is continuously updated, and thus does not include the total of products circulating worldwide.

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