Aromatase Inhibitors Aromatase inhibitors are a hormone therapy (also called endocrine therapy). They are used to treat hormone receptor-positive early, locally advanced and metastatic breast cancers. Learn about aromatase inhibitors and treatment for ductal carcinoma in situ (DCIS). Learn about aromatase inhibitors and treatment for metastatic breast cancer. How do aromatase inhibitors work? Hormone receptor-positive … Continue reading Aromatase Inhibitors