Exemestane 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. Exemestane is used to treat breast cancer in postmenopausal women. It is often given to women whose cancer has progressed even after surgery, radiation, or other cancer medications have been tried without success. Exemestane may also be used for purposes not listed in this medication guide.
Aromasin is a drug in a class of medications known as aromatase inhibitors. Aromasin is used in treating early breast cancer among women who have reached postmenopausal stage. Aromasin lowers estrogen levels in the body, which slows down or stops the growth of some types of breast tumors. Some tumors need estrogen for them to grow in body. Aromasin is often administered in women whose cancerous tumor continues to progress even after they have had surgery, radiation, and other forms of medication without success.