The Centre for Health Protection is investigating three imported cases of Dengue fever involving a 64-year-old couple and their 31-year-old son. They are in stable condition.
They travelled to Jakarta from April 2 to 7.
They have come down with malaise, myalgia and a rash since April 11 and were hospitalised on April 15.
The centre urged the public to take precautions against the disease when they travel, especially to areas where Dengue fever is prevalent.
There have been 15 confirmed cases of Dengue fever so far this year, all imported.
Click here for Dengue fever information.
