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Is measles contagious?

Page last updated 26 June 2018

Yes. Measles is highly contagious – so much so, that around 90% of non-immune people who are exposed to the measles virus are thought to become infected. Once exposed, symptoms occur around 8-10 days later.

Sources & Citations

  1. The Australian Immunisation Handbook 10th Edition, 4.9 Measles. Available at (accessed 7 April 2018).
  2. National Immunisation Program Schedule, Australian Government, Department of Health. Available at (accessed 7 April 2018).
  3. Australian Government, Department of Health, Australia’s notifiable disease status, 2014: Annual report of the National Notifiable Diseases Surveillance System (main page). Available at (accessed 7 April 2018).
  4. NSW Government, Department of Health, Measles Fact Sheet. Available at (accessed 7 April 2018)
  5. Centers for Disease Control, Measles – Transmission. Available at (accessed 7 April 2018).

SPANZ.SAPAS.18.04.0133a - Date of preparation May 2018