Guidance

Zika virus: transmission

Information about routes of Zika virus transmission and ways to prevent this.

• From: UK Health Security Agency
• Published: 11 December 2015
• Last updated: 1 April 2026
  Show all updates

  1. 1 April 2026

     Updated Zika virus: transmission - HTML attachment with current information and UKHSA branding.

  2. 2 August 2017

     Updated to reflect changes in travel and sexual transmission advice and revised Zika virus risk ratings.

  3. 1 August 2016

     Clarification of routes of transmission and prevention.

  4. 11 December 2015

     First published.

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Zika virus: transmission

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Whilst most Zika virus infections are transmitted via Aedes mosquitoes, the infection may occasionally be acquired by other routes. Methods of prevention are described.