About About Drugs. Follow Drugs. All rights reserved. Arimidex chemical name: anastrozole is an aromatase inhibitor approved by the U. Arimidex is a pill taken once a day. Most doctors recommend taking Arimidex at the same time each day. You should not take Arimidex if you are breastfeeding, pregnant, trying to get pregnant, or if there Equipoise any chance that you could be pregnant. Arimidex may cause damage to developing embryos. You should use an effective non-hormonal type of birth control such as condoms, a diaphragm along with spermicide, or a non-hormonal I. Ask your doctor which type of non-hormonal birth control would be best for you, as well as how long Equipoise steroid should use this type of birth control after you stop taking Arimidex. The researchers wanted to know how the medicines worked by themselves as well as together to see which combination would be the best treatment for postmenopausal women diagnosed with early-stage, Equipoise, hormone-receptor-positive breast cancer.