http://www.straitstimes.com/singapore/how-to-keep-zika-at-bay
This article was published by Straits Times and unlikely it can be wrong since the forcus is on pregnancy safe insect repellent.
You can get Off! Active or Moz Away Long hours. These two are available at the Guardian, Watsons, Unity and supermarkets. I also understand that these stores are replenishing their stock twice a day. As quickly as these are on the shelves, they fly off them just as quick.
You can go to Red Mart to buy them or simply call the nearest pharmacy store outlet and enquire about their stock instead of rushing down and only to go back empty handed.