Anastrozole is an oral prescription medication classified as an aromatase inhibitor. It lowers estrogen levels by blocking the aromatase enzyme, making it a primary hormone therapy used to treat and prevent recurrence of hormone receptor-positive breast cancer in postmenopausal women. [1, 2, 3, 4]
Anastrozole is an oral prescription medication classified as an aromatase inhibitor. It lowers estrogen levels by blocking the aromatase enzyme, making it a primary hormone therapy used to treat and prevent recurrence of hormone receptor-positive breast cancer in postmenopausal women. [1, 2, 3, 4]