Aromasin 25mg 50 tabs is an oral anti-estrogen drug known as an aromatase inhibitor. It is commonly used in the treatment of breast cancer, ovarian cancer, aromatase excess syndrome, and other hormonal-related conditions. It works by inhibiting the enzyme aromatase, which is needed by the body to produce estrogen. Aromasin 25mg is available in round, biconvex, unscored, white film-coated tablets debossed with “PFE” on one side and “81” on the other side. Each tablet contains 25 mg of exemestane.