In 2020, only one fentanyl by-product was One of the ten NPS opioids freshly reported to the EU EWS (eight). There has also been a sizable reduction in fentanyl analogue positivity in toxicology casework (nine). Indeed, with fentanyl analogues and synthesis precursors currently being increasingly controlled, we now observe a https://charlesx975udm3.madmouseblog.com/profile