Details have been murky over the number of tourists affected and the possible source of the methanol-laced drinks.

The U.S., Australia and U.K. have issued warnings for travelers in Vang Vieng after several tourists died in a suspected methanol poisoning outbreak.

Simone White was enjoying a holiday with friends in Laos last week when she accepted a free shot from a bar. The 28-year-old British lawyer is one of six people to have died in a suspected mass methanol poisoning in the backpacking town of Vang Vieng.

Simone White, 28, from Orpington, Kent, was one of a number of people taken to hospital after the incident in the popular backpacking town of Vang Vieng last week

An American man was among at least six tourists who were killed in a mass alcohol poisoning case in a popular tourist town in Laos.

At least four tourists, including a U.S. citizen, have died after consuming alcohol tainted with methanol while traveling in Laos, officials said.

Several people, including Brit lawyer Simone White have died after 14 people were rushed to hospital in Vang Vieng, Laos, with suspected methanol poisoning

At least six tourists who traveled to Laos have died in recent days, prompting international alarm about the dangers of consuming alcoholic drinks that contain methanol.

The deaths of six foreign tourists linked to a suspected mass methanol poisoning has thrown a spotlight on a small town in Southeast Asia that has worked hard in recent years to shed its reputation for excess.