New Substances under international control
The Commission on Narcotic Drugs added the following narcotic drugs to the 1961 Convention.
2020
| IDS Code | Substance |
| NC092 | Crotonylfentanyl |
| NV001 | Valerylfentanyl |
2019
| IDS Code | Substance |
| NC091 | Cyclopropylfentanyl |
| NM044 | Methoxyacetylfentanyl |
| NO012 | Orthofluorofentanyl |
| NP029 | Parafluorobutyrylfentanyl |
2018
| IDS Code | Substance |
| NA020 | Acryloylfentanyl (Acrylfentanyl) |
| NC090 | Carfentanil |
| NB012 | 4-Fluoroisobutyrfentanyl (4-FIBF, pFIBF) |
| NF004 | Furanyl fentanyl |
| NO011 | Ocfentanil |
| NT006 | Tetrahydrofuranyl fentanyl (THF-F) |