Cancer of the ovary is much less frequent than breast cancer. Nevertheless, it hits 12 women out of 1,000,000 every year. The majority of patients are diagnosed with the disease in their fifties. The usual prognosis for ovarian cancer is back. Indeed, in 70 percent of all cases, it is, unfortunately, discovered at an advanced stage. This article will discuss the medical therapeutic approaches to ovary cancer, while stressing that major surgery is the basic treatment. If hormonotherapy and immunotherapy have not so far proven their efficacy, chemotherapy treatment has shown its ability to combat this affliction.