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Thioguanine is an antimetabolite drug used to treat certain types of leukemia, such as acute myeloid leukemia (AML) and chronic myeloid leukemia (CML). It works by interfering with the growth of cancer cells. Thioguanine is available in tablet form and is usually taken once or twice a day.

Common side effects of thioguanine include nausea, vomiting, diarrhea, loss of appetite, hair loss, and mouth sores. Other more serious side effects include liver damage, low white blood cell count, and an increased risk of infection.

Brand names associated with thioguanine include Tabloid, Lanvis, and Thioguan.

  • 6-thioguanine
  • thioguanine
  • tioguanine
  • antimetabolite
  • antineoplastic
  • purine

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