There have been more arrests over the methanol poisoning deaths of two young Australians in Laos. Eight Vietnamese staff members from the Nana Backpackers hostel in the tourist town of Vang Vieng were arrested last week and the hostel was shut down.

Staff from a backpacker hostel have been detained after six tourists died from suspected methanol poisoning after a night out.View on euronews

It comes after six tourists have died in the country, including a 57-year-old American man, after suspected methanol poisoning.

In a series of now deleted Google Reviews obtained by the ABC, backpackers warned about the unfolding disaster at the Nana Backpacker Hostel in Vang Vieng - where at least five of the six people to have died from suspected methanol poisoning were staying.

Eight workers at a hostel in Laos have been arrested after six tourists died from suspected 'methanol poisoning'.

As some of their number succumbed to methanol poisoning, other guests at the Laotian hostel at the centre of the probe tried to warn others to stay away - and the hostel reportedly deleted their warning.

Laos has banned the sale and consumption of a local alcohol brand following the death of six foreign tourists due to alleged methanol poisoning.

A Laos government document obtained by the ABC suggests the source of a methanol poisoning outbreak that killed six tourists is a rundown factory outside of Vientiane that was making vodka and whisky.