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Is salmonella contagious?

Page last updated 28 February 2019

Yes, salmonella is highly contagious. People who are infected are usually contagious for several days to several weeks. There are some people who may continue to shed the bacteria for more than one year.

Sources & Citations

1.    Centers for Disease Control and Prevention. Salmonella. Questions and answers. Available at: (accessed 18 October 2018).
2.    Victoria State Government. Salmonellosis. Available at: (accessed 18 October 2018).

SPANZ.SAPAS.18.10.0372 - Date of preparation November 2018