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Arimidex
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Arimidex

Generic name:anastrozolean-AS-troe-zole ]
Drug classes:Aromatase inhibitors, Hormones / antineoplastics

Medically reviewed by Sanjai Sinha, MD. Last updated on Oct 5, 2020.

What is Arimidex?

Arimidex 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 is used to treat breast cancer in postmenopausal women.

Arimidex is often given to women whose cancer has progressed even after taking tamoxifen (Nolvadex, Soltamox).

Warnings

Arimidex may decrease blood flow to your heart, especially if you have ever had coronary artery disease (clogged arteries). Seek medical attention if you have new or worsening chest pain, or if you feel short of breath.

Do not use anastrozole if you are pregnant. It could harm the unborn baby.

Arimidex may not work as well if you take it together with estrogen medication (such as hormone replacement therapy, estrogen creams, or birth control pills, injections, implants, skin patches, and vaginal rings).

Arimidex may increase your risk of a stroke or blood clot. Call your doctor at once if you have sudden numbness or weakness, (especially on one side of the body), sudden severe headache, slurred speech, or problems with vision or balance.

Before taking this medicine

You should not use Arimidex if you are allergic to anastrozole, or if you have not yet completed menopause.

Arimidex is not approved for use in men or children.

You should not take anastrozole if you also take tamoxifen.

To make sure this medicine is safe for you, tell your doctor if you have ever had:

  • heart problems;

  • coronary...