Former President Mahinda Rajapaksa was admitted to Nawaloka Private Hospital in Colombo on Monday morning after a sudden cardiac issue, sources close to him said.
The sources said Rajapaksa suffered the medical emergency at his residence in Kirulapone and was taken to hospital for urgent treatment.
A team of specialist doctors is attending to him in the intensive care unit, according to the sources.
They added that Rajapaksa had undergone several medical tests over the past few days.
No further details about his condition were immediately available. No official statement from the hospital or his family had been reported at the time of writing.