Police have issued a warning to revelers against taking illicit substances at the four-day Snow Machine music festival in Queenstown after what they describe as serious incidents involving the stimulant MDMA.
Investigations continue into the sudden death of a man in Christchurch on Sunday, with early indications suggesting it was related to a potential drug overdose.
Two people have been arrested and charged with the possession and suppy of a class B drug.
Two people in Queenstown required medical attention after having had seizures, with police saying it was "reportedly" for taking MDMA.
Queenstown Detective Senior Sergeant Malcolm Inglis spoke to Corin Dann.
