Unlike opium, nitazenes and other synthetic opioids can be produced anywhere in the world using precursor chemicals that are often uncontrolled.

New synthetic opioids (NSOs) are one of the fastest-growing groups of new psychoactive substances around the world ...

In the early hours of September 14 2021, three men parked in a quiet car park in the southern English market town of Abingdon-on-Thames. The men ...