Physician Data Query

Last uploaded: August 28, 2024
Preferred Name

leflunomide
Synonyms

SU101

Arava

4-isoxazolecarboxamide, 5-methyl-N-(4-(trifluoromethyl)phenyl)-

Definitions

A derivative of isoxazole used for its immunosuppressive and anti-inflammatory properties. As a prodrug, leflunomide is converted to an active metabolite, A77 1726, which blocks dihydroorotate dehydrogenase, a key enzyme of de novo pyrimidine synthesis, thereby preventing the expansion of activated T lymphocytes. This agent also inhibits various protein tyrosine kinases, such as protein kinase C (PKC), thereby inhibiting cell proliferation. Check for "https://www.cancer.gov/about-cancer/treatment/clinical-trials/intervention/C1128" active clinical trials using this agent. ("http://ncit.nci.nih.gov/ncitbrowser/ConceptReport.jsp?dictionary=NCI%20Thesaurus&code=C1128" NCI Thesaurus)

ID

http://purl.bioontology.org/ontology/PDQ/CDR0000042253

altLabel

SU101

Arava

4-isoxazolecarboxamide, 5-methyl-N-(4-(trifluoromethyl)phenyl)-

CAS Registry

75706-12-6

Component of

http://purl.bioontology.org/ontology/PDQ/CDR0000043581

http://purl.bioontology.org/ontology/PDQ/CDR0000043521

cui

C0063041

C0966994

C0718644

Date last modified

2006-12-21

definition

A derivative of isoxazole used for its immunosuppressive and anti-inflammatory properties. As a prodrug, leflunomide is converted to an active metabolite, A77 1726, which blocks dihydroorotate dehydrogenase, a key enzyme of de novo pyrimidine synthesis, thereby preventing the expansion of activated T lymphocytes. This agent also inhibits various protein tyrosine kinases, such as protein kinase C (PKC), thereby inhibiting cell proliferation. Check for "https://www.cancer.gov/about-cancer/treatment/clinical-trials/intervention/C1128" active clinical trials using this agent. ("http://ncit.nci.nih.gov/ncitbrowser/ConceptReport.jsp?dictionary=NCI%20Thesaurus&code=C1128" NCI Thesaurus)

Legacy PDQ ID

5501

LT

TRD

NCI ID

C1128

notation

CDR0000042253

NSC Code

677411

ORIG STY

Drug/agent

prefLabel

leflunomide

tui

T109

T121

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http://purl.bioontology.org/ontology/SCTSPA/386981009 SCTSPA CUI
http://purl.bioontology.org/ontology/MESH/D000077339 MESH CUI
http://purl.bioontology.org/ontology/MESH/D000077339 MESH CUI
http://purl.bioontology.org/ontology/VANDF/4021132 VANDF CUI
http://purl.bioontology.org/ontology/NDFRT/N0000148586 NDFRT CUI
http://purl.bioontology.org/ontology/LNC/LP34970-1 LOINC CUI
http://purl.bioontology.org/ontology/NDDF/007642 NDDF CUI
http://purl.bioontology.org/ontology/SCTSPA/109143003 SCTSPA CUI
http://purl.bioontology.org/ontology/SNOMEDCT/386981009 SNOMEDCT CUI
http://purl.bioontology.org/ontology/MESH/D000077339 MESH CUI
http://purl.bioontology.org/ontology/SNOMEDCT/109143003 SNOMEDCT CUI
http://purl.bioontology.org/ontology/LNC/MTHU017708 LOINC CUI
http://purl.bioontology.org/ontology/NDFRT/N0000006451 NDFRT CUI
http://purl.bioontology.org/ontology/MSHFRE/D000077339 MSHFRE CUI
http://purl.bioontology.org/ontology/RXNORM/27169 RXNORM CUI
http://purl.bioontology.org/ontology/ATC/L04AK01 ATC CUI
http://purl.bioontology.org/ontology/MSHFRE/D000077339 MSHFRE CUI
http://purl.bioontology.org/ontology/RXNORM/215393 RXNORM CUI
http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C1128 NCIT LOOM
https://github.com/sap218/coid/blob/master/coid.owl#COID_00471 COID LOOM
http://www.co-ode.org/ontologies/galen#Leflunomide GALEN LOOM
http://purl.bioontology.org/ontology/VANDF/4021132 VANDF LOOM
http://purl.bioontology.org/ontology/NDFRT/N0000148586 NDFRT LOOM
http://evs.nci.nih.gov/ftp1/NDF-RT/NDF-RT.owl#N0000148586 ODAE LOOM
http://purl.bioontology.org/ontology/LNC/LP34970-1 LOINC LOOM
http://purl.bioontology.org/ontology/NDDF/007642 NDDF LOOM
http://purl.bioontology.org/ontology/SNOMEDCT/386981009 SNOMEDCT LOOM
http://sbmi.uth.tmc.edu/ontology/ochv#14180 OCHV LOOM
http://purl.bioontology.org/ontology/MESH/D000077339 MESH LOOM
http://stirdf.jst.go.jp/id/200907020767739835 IOBC LOOM
http://www.phoc.org.cn/pmo/class/PMO_00026142 PMAPP-PMO LOOM
http://phenomebrowser.net/ontologies/mesh/mesh.owl#C045463 RH-MESH LOOM
http://www.drugbank.ca/drugs/DB01097 FTC LOOM
http://sbmi.uth.tmc.edu/ontology/ochv#C0063041 OCHV LOOM
https://go.drugbank.com/drugs/DB01097 MDM LOOM
http://purl.bioontology.org/ontology/LNC/MTHU017708 LOINC LOOM
http://www.semanticweb.org/admin/ontologies/2022/7/MIO:02536 MIO LOOM
http://purl.jp/bio/4/id/200906002440684105 IOBC LOOM
http://bmi.utah.edu/ontologies/peontology/C0063041 RAO LOOM
http://purl.obolibrary.org/obo/NCIT_C1128 BERO LOOM
http://purl.bioontology.org/ontology/RXNORM/27169 RXNORM LOOM
http://purl.bioontology.org/ontology/ATC/L04AK01 ATC LOOM
http://purl.obolibrary.org/obo/CHEBI_6402 DRON LOOM
http://purl.obolibrary.org/obo/CHEBI_6402 HOIP LOOM
http://purl.obolibrary.org/obo/CHEBI_6402 DINTO LOOM
http://purl.obolibrary.org/obo/CHEBI_6402 COVID-19 LOOM
http://purl.obolibrary.org/obo/CHEBI_6402 BERO LOOM
http://purl.obolibrary.org/obo/CHEBI_6402 TXPO LOOM
http://purl.obolibrary.org/obo/CHEBI_6402 BIOMODELS LOOM
http://purl.obolibrary.org/obo/CHEBI_6402 CHEBI LOOM
http://purl.obolibrary.org/obo/CHEBI_6402 NIFSTD LOOM
http://purl.obolibrary.org/obo/CHEBI_6402 ODNAE LOOM