NCIt definition : Any fluoropyrimidine-based agent with potential antineoplastic activity. As an antimetabolite,
a fluoropyrimidine interferes with pyrimidine utilization and incorporation into DNA
and RNA.;
Alternative definition : NCI-GLOSS: One of a group of substances used to treat cancer. A fluoropyrimidine is
a type of antimetabolite. Examples are capecitabine, floxuridine, and fluorouracil
(5-FU).;