Español
Questions About Cancer? 1-800-4-CANCER
  • Print
  • Facebook
  • Twitter
  • Google+
  • Pinterest

NCI Dictionary of Cancer Terms


chloroquinoxaline sulfonamide  listen  (KLOR-oh-kwih-NOK-sah-leen sul-FAH-nuh-MIDE)

  A substance being studied in the treatment of cancer. It is a type of topoisomerase inhibitor. Also called CQS.