If you already have breast cancer, talk with your doctor about how the benefits of treating breast cancer with Nolvadex compare to the risks that are described in this document. This guide has information to help you decide whether to use Nolvadex to lower your chance of getting breast cancer. You and your doctor should talk about whether the possible benefit of Nolvadex in Clenbuterol 40mcg pills your high chance of getting breast cancer is greater than its possible risks. Your doctor has a special computer program or hand-held calculator to Clen if you are in the high-risk group. If you have DCIS and have been treated with surgery and radiation therapy, your doctor may prescribe Nolvadex to decrease your chance of getting invasive spreading breast cancer. Read this guide carefully before you start Nolvadex.