Femistra 1 mg Tablet is used in the treatment of breast cancer. It is used with other treatments, such as surgery or radiation, to treat breast cancer in women who have attained menopause. Femistra Anastrozole 1mg Tablet is recommended for patients of breast cancer in their early as well as in advanced stage. But this tablet does not work for patients who have not gone through menopausal period. This drug is recommended as part of surgical procedure and radiation therapy. This medication is classified under non-steroidal aromatase inhibitor group of medicine. Advanced formulation of this medicine reduces estrogen level in human body to minimize growth of cancer affected cells. In case the patient is suffering from stomach upset, then he/she should take this medicine along with food, although it can be taken without food.