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

The families of Bianca Jones and Holly Bowles are campaigning to raise awareness about methanol poisoning after the two Melbourne teenagers died from the “silent but deadly risk”.

The father of Melbourne 19-year-old Holly Bowles says his daughter remains on life support, as Holly and her friend Bianca Jones fight for their lives after drinking tainted alcohol in Laos while on a backpacking holiday.

Drinks laced with methanol have turned a dream holiday into a living nightmare for two Aussie teens and their loved ones.

Australian methanol poisoning survivors have shared their experiences of consuming tainted alcohol after two teenagers fell ill in Laos and died this week.

The two Australian teenagers who have been left fighting for their lives after reportedly consuming cocktails laced with methanol while travelling through Southeast Asia have been named.

A second Australian teen who fell critically ill from a mass methanol poisoning in Laos last week has died in a Thailand hospital. The family of Holly Bowles delivered the devastating update on Friday, just a day after her best friend Bianca Jones passed away surrounded by loved ones.

The parents of Holly Bowles and Bianca Jones remain at their bedsides in separate Thai hospitals as the Melbourne women fight for their lives after drinking tainted alcohol.

The father of a Melbourne teenager who died of suspected methanol poisoning from drinks served in Laos said his daughter was a victim for her 'lust for life and adventure''.