Definition of Femara
Femara: Brand name for letrozole, an oral antiestrogen. Femara inhibits the enzyme aromatase in the adrenal glands that produces the estrogens (estradiol and estrone) and thereby lowers their levels.
See also: Aromatase inhibitor; monograph on Femara (letrozole).
Source: MedTerms™ Medical Dictionaryhttp://www.medterms.com/script/main/art.asp?articlekey=24611
Last Editorial Review: 10/10/2003
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