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exemestane

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noun exe·mes·tane \ˌek-sə-ˈmes-ˌtān\

Medical Definition of exemestane

: an antineoplastic drug C₂₀H₂₄O₂ that is taken orally in the treatment of advanced breast cancer in postmenopausal women ◆Exemestane is a steroidal aromatase inhibitor that suppresses the synthesis of estrogen, a hormone that acts as a growth factor for breast cancer cells. It is marketed under the trademark Aromasin.

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