A British woman has become the fifth 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.

A fifth person, identified as a British woman, has died in connection with a mass alcohol poisoning incident at a tourist spot in Laos, the British government confirmed Thursday.

This is every parent’s very worst fear and a nightmare that no one should have to endure,” Australian Prime Minister Anthony Albanese after the death of 19-year-old Bianca Jones.