General Info:

Arimidex (Anastrozole) lowers estrogen levels in postmenopausal women, which may slow the growth of certain types of breast tumors that need estrogen to grow in the body. Arimidex (Anastrozole) is used to treat breast cancer in postmenopausal women. It is often given to women whose cancer has progressed even after taking tamoxifen (Nolvadex, Soltamox).

Arimidex (Anastrozole) is indicated for adjuvant treatment of postmenopausal women with hormone receptor positive early breast cancer.

Arimidex (Anastrozole) is indicated for the first-line treatment of postmenopausal women with hormone receptor positive or hormone receptor unknown locally advanced or metastatic breast cancer.

Arimidex (Anastrozole) is indicated for the treatment of advanced breast cancer in postmenopausal women with disease progression following tamoxifen therapy.

Do not use Arimidex (Anastrozole) without telling your doctor if you are pregnant. It could harm the unborn baby. Use effective birth control, and tell your doctor if you become pregnant during treatment. You may need to take a pregnancy test before using Arimidex (Anastrozole), to make sure you are not pregnant.

Arimidex (Anastrozole) is usually taken once per day. You may need to keep taking take this medication for up to 5 years. Follow your doctor's instructions.