The Laotian government has promised to bring perpetrators to justice after a mass poisoning that has killed six tourists including two Australians.

The father of Bianca Jones has issued a plea to the Laos government after she died from suspected methanol poisoning following a night out.

The father of Holly Bowles has confirmed that the Melbourne teenager has died in a Thai hospital after a suspected methanol poisoning incident while holidaying in Laos. Her death was confirmed one day after the passing of her best friend,