exemestane (brand name: Aromasin)
A drug that lowers the amount of estrogen made in the body after menopause
. This can slow or stop the growth of cancer that needs estrogen to grow. It belongs to the group of drugs called aromatase inhibitors
Along with Aromasin (chemical name: exemestane), other aromatase inhibitors include Arimidex (chemical name: anastrozole) and Femara (chemical name: letrozole).