Fentanyl analogs h?v? k?ll?d hundr?d? of ????l? thr?ugh?ut Eur??? and also the f?rm?r S?v??t republics since th? newest r??urg?n?? ?n use began ?n E?t?n?? ?n the early 2000?, ?nd n?v?l d?r?v?t?v?? ??nt?nu? t? show up.Fentanyl is a lot more strong than oxycodone and all kinds of other opioids. When taken by mouth or by intravenous (IV) injection, fe