7. Enzalutamide: Enzalutamide is a hormone therapy designed for men who suffer from advanced prostate cancer. The hormones in the body are the trigger for the growth of cancer, particularly androgens. Therefore, this approach is meant to disturb the action of androgens. Enzalutamide is an androgen receptor antagonist, which means that it works by blocking the male hormones from signaling the cancer cell to grow. Learn more about how enzalutamide can be used to treat prostate cancer.