Effects of Tibilone on Bone Density, Menopause Symptoms and Breast Density in Women After Prophylactic Oophorectomy

Women undergoing surgical menopause often experience marked menopausal side effects but are reluctant to use estrogen or other female hormones to ease the transition to menopause because of worries that the hormones may increase breast cancer risks. This study will evaluate tibolone in women experiencing surgical menopause to assess its effects on bone health, menopause symptoms and breast density.