In 2020, only one fentanyl derivative was among the 10 NPS opioids freshly documented for the EU EWS (8). There has also been a significant reduction in fentanyl analogue positivity in toxicology casework (nine). Certainly, with fentanyl analogues and synthesis precursors staying progressively managed, we now notice a gradual change https://chemicalglobe.com/shop/uncategorized/metonitazene-for-sale/