Three arrested over mass-overdose - but cops rule out 'zombie' drug
Three people have been arrested over last weekend's mass overdose on the Gold Coast that hospitalised 16 people with one man still in a coma.
Fresh toxicology reports show revellers took a dangerous mix of MDMA and synthetic LSD.
It was not the drug 'flakka' as initially reported.
READ MORE: Rise of the 'zombies': Police film effects of terrifying party drug
Victorian footballer Riki Stephens, 27, remains in a coma in a Gold Coast hospital.
It's understood his condition is deteriorating.
Gold Coast police superintendent Michelle Stenner said when "persons consume a cocktail of these substances, they can have very dire consequences".
Police added more arrests were imminent.