Interim Guidelines for Prevention of Sexual Transmission of Zika Virus - United States, 2016

MMWR Morb Mortal Wkly Rep. 2016 Feb 12;65(5):120-1. doi: 10.15585/mmwr.mm6505e1.


Zika virus is a mosquito-borne flavivirus primarily transmitted by Aedes aegypti mosquitoes (1,2). Infection with Zika virus is asymptomatic in an estimated 80% of cases (2,3), and when Zika virus does cause illness, symptoms are generally mild and self-limited. Recent evidence suggests a possible association between maternal Zika virus infection and adverse fetal outcomes, such as congenital microcephaly (4,5), as well as a possible association with Guillain-Barré syndrome. Currently, no vaccine or medication exists to prevent or treat Zika virus infection. Persons residing in or traveling to areas of active Zika virus transmission should take steps to prevent Zika virus infection through prevention of mosquito bites (

MeSH terms

  • Centers for Disease Control and Prevention, U.S.
  • Condoms / statistics & numerical data
  • Female
  • Guidelines as Topic*
  • Humans
  • Male
  • Pregnancy
  • Residence Characteristics / statistics & numerical data
  • Sexual Abstinence
  • Sexually Transmitted Diseases, Viral / prevention & control*
  • Travel / statistics & numerical data
  • United States
  • Zika Virus Infection / prevention & control*
  • Zika Virus Infection / transmission