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How long can typhoid stay in the body?

Page last updated 10 July 2018

The bacterium can remain in the body for a period of approximately 3 months, sometimes more than a year (although this is uncommon and usually in those people who have had no treatment). About 2-5% percent of carriers are permanently infectious. 


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Sources & Citations

  1. Victoria State Government. Better Health Channel. Typhoid and paratyphoid. Available at: (accessed 15 April 2018).

SPANZ.SAPAS.18.04.0143a - Date of preparation May 2018