A Part of the University of Maryland Medical Center

Connect with UMGCC
Facebook Twitter YouTube Blog iPhone
Email PageEmail page Print PagePrint page

Home >Information for Patients > Dictionary Index

Dictionary of Cancer Terms

View in Spanish: Sustancia en fase investigación

Investigational agent (in-VES-tih-GAY-shuh-nul AY-jent)
A substance that has been tested in a laboratory and has gotten approval from the U.S. Food and Drug Administration (FDA) to be tested in people. An investigational agent may be approved by the FDA for use in one disease or condition but be considered investigational in other diseases or conditions. Also called experimental drug and investigational drug.

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