In English | En español
Questions About Cancer? 1-800-4-CANCER

NCI Dictionary of Cancer Terms

Page Options

  • Print This Page


NCI Dictionary of Cancer Terms

N-acetyl-L-cysteine  listen  (… A-seh-til … SIS-teh-een)

  A drug usually used to reduce the thickness of mucus and ease its removal. It is also used to reverse the toxicity of high doses of acetaminophen. Also called acetylcysteine and N-acetylcysteine.