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Dictionary of Cancer Terms

View in Spanish: Aerosol sublingual de fentanilo

Fentanyl sublingual spray (FEN-tuh-nil sub-LING-wul …)
A form of the drug fentanyl that is sprayed under the tongue and then absorbed into the blood. It is being studied in the treatment of breakthrough pain (pain that occurs even when pain-control medication is already being used) in cancer patients. Fentanyl is a type of opioid analgesic.

Source: National Cancer Institute Dictionary of Cancer Terms, available at www.cancer.gov/dictionary.