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MedicinePOMEssential

Fluorouracil

A chemotherapy injection for cancers of the colon, rectum, breast, stomach and pancreas.

Clinical information

Common uses

  • colon and rectal cancer
  • breast cancer
  • stomach (gastric) cancer
  • pancreatic cancer

Cautions

  • boxed warning: DPD enzyme deficiency can cause fatal toxicity — genetic testing advised
  • can harm the heart — chest pain, rhythm problems, heart failure
  • severe diarrhoea, mouth sores, hand-foot syndrome and low blood counts
  • can harm an unborn baby

Interactions

  • warfarin (blood thinner) — clotting values rise, close INR monitoring

Pregnancy: avoid — can harm the unborn baby

Reference information, not medical advice — always follow your doctor or pharmacist. Source: DailyMed, dailymed.nlm.nih.gov, Fluorouracil injection label, setid 6b34cbf2-66f9-48a4-b41f-deb84ba8e8c4 (accessed 2026-08-16)

Approved brands & formulations4

Brand nameDosage formStrengthImporterCategory
FluorouracilCapsule250 mgPOM
FluorouracilParenteral ( Injection )500 mg / 10mlPOM
FluorouracilParenteral ( Injection )250 mg / 5 mlPOM
FluorouracilParenteral ( Injection )50mg/mLPOM
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