Questions About Cancer? 1-800-4-CANCER

Understanding Cancer Series

  • Posted: 04/07/2006
  • Reviewed: 11/04/2010

Slide 28



Some chemotherapy drugs used to treat cancer may increase the risk of second cancers later in life. Drugs that suppress the immune system--used to treat some cancers as well as to prepare patients receiving organ transplants--also are associated with increased risk of cancer, particularly lymphoma.

On the other hand, new estrogen-blocking drugs called aromatase inhibitors can decrease the recurrence of breast cancer.

Any medication carries risks and benefits, so always check with a health professional before starting a new drug.