Fulvestrant Injection is the medicine to treat breast cancer in menopausal women. It lowers the production of estrogen levels which leads to a decrease in the growth of cancer cells. The injection is given to the muscles by a trained healthcare professional. Although, the dose may be taken according to the doctor’s advice. The Fulvestrant injection 250mg price may vary depending upon the manufacturer. However, it is an expensive medicine but you may get the best price at discounts on a particular pharmacy website.