Dengue and Zika are both vector-borne diseases in tropical and sub-tropical regions with a common vector, dengue and Zika both belong to the family Flaviviridae and genus Flavivirus. Dengue is a prevalent disease being transmitted by the bite of a mosquito infected with one of the four serotypes while Zika is an emerging disease. Zika virus was first isolated in Uganda in 1947, and there was an outbreak of Zika in Yap, Federated States of Micronesia in 2007, and in French Polynesia5till 2013. By the end of January 2016, autochthonous circulation of Zika was reported in more than 20 countries or territories in South, Central, and North America and the Caribbean, leading to the declaration of WHO that Zika virus is a global public health emergency.