Anastrozole, marketed under the brand name Anastrozole 1 mg Teva, is a medication that plays a significant role in the management of hormone receptor-positive breast cancer, particularly in postmenopausal women. As an aromatase inhibitor, it effectively reduces estrogen levels in the body, thereby slowing or stopping the growth of certain types of breast tumors that require estrogen to grow. What is Aromatase Inhibition? Aromatase is an enzyme that converts androgens into estrogens, which ...