Wellingtonians warned harmful substances in party drugs 'well-distributed' across NZ 30 Dec, 2020 04:00 PM 3 minutes to read NZ Herald Party-goers in the capital are being urged to take extra care over New Year, with an increased amount of harmful substances found in party drugs during pill testing at festivals. A number of posts were made to Wellington-based Facebook page Vic Deals, warning people about harmful substances in the party drug MDMA. Volunteer organisation Know Your Stuff NZ has been testing drugs at New Year's festivals throughout the week. The drug-related harm-reduction service said on Wednesday that more than half of samples it tested had included dangerous stimulants from the cathinones family, most commonly eutylone.