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Letrozole MeSH Descriptor Data 2025


MeSH Heading
Letrozole
Tree Number(s)
D02.626.300
D03.383.129.799.638
Unique ID
D000077289
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D000077289
Scope Note
A triazole and benzonitrile derivative that is a selective non-steroidal aromatase inhibitor, similar to ANASTROZOLE. It is used in the treatment of metastatic or locally advanced breast cancer in postmenopausal women.
Entry Term(s)
4,4'-(1H-1,2,4-triazol-1-yl-methylene)-bis(benzonitrile)
CGS 20267
CGS-20267
Femara
Fémara
Pharm Action
Antineoplastic Agents
Aromatase Inhibitors
Registry Numbers
7LKK855W8I
0
Related Numbers
112809-51-5
CAS Type 1 Name
Benzonitrile, 4,4'-(1H-1,2,4-triazol-1-ylmethylene)bis-
Public MeSH Note
2019; LETROZOLE was indexed under NITRILES and TRIAZOLES 1991-2018
History Note
2019 (1991)
Date Established
2019/01/01
Date of Entry
2018/07/09
Revision Date
2018/02/27
Letrozole Preferred
CGS 20267 Narrower
Femara Narrower
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