University of South Australia Aug 1 2025 A synthetic opioid 1000 times more potent than morphine is infiltrating the street drug trade in Adelaide, Australia, sparking fears of a wave of overdoses that could be lethal. In the first study of its kind in South Australia, University of South Australia researchers have detected traces of nitazene in samples of discarded injecting equipment, plastic bags, vials and filters from public disposal bins at local needle and syringe program sites. Their