🦠microbiology review

Cytarabine

Written by the Fiveable Content Team • Last updated September 2025
Written by the Fiveable Content Team • Last updated September 2025

Definition

Cytarabine is a chemotherapy agent used primarily to treat certain leukemias and lymphomas. It interferes with DNA synthesis, making it effective against rapidly dividing cells.

5 Must Know Facts For Your Next Test

  1. Cytarabine is especially effective in treating acute myeloid leukemia (AML) and non-Hodgkin's lymphoma.
  2. It works by inhibiting DNA polymerase, which prevents cancer cell replication.
  3. Cytarabine is administered intravenously or via an injection into the cerebrospinal fluid.
  4. Common side effects include bone marrow suppression, nausea, vomiting, and neurotoxicity.
  5. It is also used in high-dose regimens for central nervous system prophylaxis in leukemia patients.

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