An Australian teenager has become the sixth foreign tourist to die in a suspected mass methanol poisoning in Laos, as a growing list of countries warned of the potentially fatal consequences of drinking tainted alcohol in the Southeast Asian country.

Multiple tourists have fallen sick after reportedly drinking alcohol spiked with methanol in a popular tourist town

Melbourne teen Holly Bowles has died in Bangkok Hospital from suspected methanol poisoning, one day after her friend Bianca Jones died in the same mass drink-spiking incident.