Dictionary of Cancer Terms
View in Spanish: Fotosensibilizador
Photosensitizer (FOH-toh-SEN-sih-ty-zer)
A drug used in photodynamic therapy. When absorbed by cancer cells and exposed to light, the drug becomes active and kills the cancer cells. Also called photosensitizing agent.
Source: National Cancer Institute Dictionary of Cancer Terms, available at www.cancer.gov/dictionary.