List of fentanyl analogues Fentanyl 4-ANPP Fentanyl tropane Fentanyl/fluanisone N-Methylnorcarfentanil Butyrfentanyl 4-Chloroisobutyrylfentanyl Furanylfentanyl Acrylfentanyl Cyclopropylfentanyl Methoxyacetylfentanyl N-Phenethyl-4-piperidinone Fentanyl carbamate Tetrahydrofuranylfentanyl Isobutyrylfentanyl Fentanyl daycare incident Fentanyl azepane Acetylfentanyl N-Phenethylnormorphine Valerylfentanyl Ohmefentanyl 4-Fluorobutyrfentanyl Benzoylfentanyl 4-Fluoroisobutyrfentanyl N-Desethylisotonitazene Cyclopentylfentanyl 4-Methoxybutyrfentanyl Thenylfentanyl R-30490 P-Methoxyfentanyl Norfentanyl Lo…

ofentanil 2CBCB-NBOMe 3-Methylfentanyl Opioid epidemic in the United States Homofentanyl 25B-NBF List of Schedule I controlled substances (U.S.) Brifentanil Ocfentanil Butyrylnorfentanyl 2C-B-BUTTERFLY Isofentanyl Despropionyl-p-fluorofentanyl 3-Methylbutyrfentanyl Furanyl norfentanyl Thiafentanil 2CBFly-NBOMe Carfentanil Thiofentanyl 25C-NBF Remifentanilic acid 2CB-Ind 25B-NBOH 4-Phenylfentanyl 25I-NB34MD 2C-C Benzylfentanyl Transdermal analgesic patch 25I-NBMD Moscow hostage crisis chemical agent Utopioid (drug class) NFEPP Parafluorofentanyl Tetramethylcyclopropylfentanyl 1-Boc-4-AP Precursor chemical

s 25I-NBOH 3-Allylfentanyl 4-Bromofentanyl Benzodioxolefentanyl List of designer drugs Phenaridine 2,2'-Difluorofentanyl Orthofluorofentanyl 2C-I Alfentanil 3-Phenylpropanoylfentanyl 4-Methylphenethylacetylfentanyl Mirfentanil N-t-BOC-MDMA Propionic anhydride 3-Methylthiofentanyl Trefentanil National Crime Prevention Council Phenampromide Α-Methylthiofentanyl U-47700 Secofentanyl Sufentanil Beta-Methylfentanyl Betahydroxyfentanyl 25I-NBF Α-Methylacetylfentanyl Parafluorofuranylfentanyl Α-Methylfentanyl Coinduction (anesthetics) Kolokol-1 2C-B-FLY Diampromide Metodesnitazene Betahydroxythiofentanyl Crotonylfentanyl Neuroleptanalges