In 2020, only one fentanyl by-product was Among the many ten NPS opioids newly described on the EU EWS (8). There has also been a considerable reduction in fentanyl analogue positivity in toxicology casework (9). In truth, with fentanyl analogues and synthesis precursors staying increasingly controlled, we now notice a https://mickl319fox7.worldblogged.com/profile