NCI Dictionary of Cancer Terms

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The NCI Dictionary of Cancer Terms features 7,957 terms related to cancer and medicine.

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megestrol acetate
(meh-JES-trol A-seh-tayt)
A drug used to treat advanced breast and endometrial cancer. It is also being studied in the treatment of anorexia and cachexia in patients with cancer and in other types of cancer or other conditions. Megestrol acetate blocks the effects of the hormone estrogen in the body, which may help keep some cancer cells from growing. It may also improve appetite. Megestrol acetate is a type of progestin.