Nitazenes are a type of emerging drug that are classified as a new psychoactive substance (NPS). They are a group highly potent synthetic opioids and are up to 1000 times more potent than morphine.

By the beginning of 2024, more than a dozen different nitazene analogues (e.g., protonitazene and isotonitazene) had been identified around the world, but new forms of the drug are continually being identified...