Does Anastrozole Lower Estrogen? Understanding This Aromatase Inhibitor
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4 min read
In postmenopausal women, anastrozole is proven to achieve a significant reduction of up to 97% in aromatase activity, the enzyme responsible for estrogen production. So, **does anastrozole lower estrogen**? The answer is a definitive yes, and it does so by powerfully inhibiting this key enzyme. This mechanism is medically significant for treating estrogen receptor-positive breast cancer by starving cancer cells of the hormone they need to grow.