Description
of 1mg Arimidex (letrozole) are oral tablets used to treat breast cancer in post-menopausal women. The active ingredient letrozole is an aromatase inhibitor that works by decreasing the amount of the hormone estrogen and helps stop the growth of certain types of breast cancers and reduce the risk of their spreading. Common side effects may include hot flashes, joint or muscle pain, headache, tiredness, difficulty sleeping, and nausea.