Leflunomide

Chemical formula: C₁₂H₉F₃N₂O₂  Molecular mass: 270.207 g/mol  PubChem compound: 3899

Active ingredient description

Leflunomide is a disease-modifying anti-rheumatic agent with antiproliferative properties. A771726, the active metabolite of leflunomide, inhibits the human enzyme dihydroorotate dehydrogenase (DHODH) and exhibits antiproliferative activity.

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
L04AK01 Leflunomide L Antineoplastic and immunomodulating agents → L04 Immunosuppressants → L04A Immunosuppressants → L04AK
Discover more medicines within L04AK01

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  
ARAVA 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: 75706-12-6
DrugBank Drug: DB01097
KEGG Drug: D00749
PubChem Compound: 3899
RxNorm Ingredient: 27169
SNOMED-CT Concept: 386981009
Leflunomide (substance)
UNII Identifier: G162GK9U4W
LEFLUNOMIDE

Medicines

Leflunomide is an active ingredient of these brands:

United States (US)

Australia (AU)

Austria (AT)

Brazil (BR)

Canada (CA)

Croatia (HR)

Cyprus (CY)

Ecuador (EC)

Estonia (EE)

Finland (FI)

France (FR)

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)

South Africa (ZA)

Spain (ES)

Tunisia (TN)

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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