An investigational Zika virus vaccine, TAK-426 (Takeda), has been granted Fast Track designation by the Food and Drug Administration (FDA).

TAK-426 is a purified, inactivated, alum-adjuvanted, whole vaccine candidate. It is currently being assessed in a Phase 1 clinical trial (ZIK-101) to evaluate safety and immunogenicity; a total of 240 individuals between the ages of 18 and 49 have been enrolled in the trial.

There is currently no vaccine for Zika and the World Health Organization says the virus has spread to 84 countries, including the US. 

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Takeda initiates phase 1 clinical trial of Zika vaccine candidate [press release]. Osaka, Japan: Takeda. Published November 28, 2017. Accessed February 5, 2018.

This article originally appeared on MPR