Schedules of Controlled Substances: Temporary Placement of Ethyleneoxynitazene, Methylenedioxynitazene, 5-Methyl Etodesnitazene, N-Desethyl Etonitazene, N-Desethyl Protonitazene, N,N-Dimethylamino Etonitazene, and N-Pyrrolidino Isotonitazene in Schedule I

Document 2025-19542 is a Final Rule published by the Department of Justice in the Federal Register on October 15, 2025, with an effective date of October 15, 2025. The Drug Enforcement Administration issues this temporary order to schedule seven benzimidazole-opioids, as identified in this order, in schedule I of the Controlled Substances Act. DEA bases this action on a finding that placing these substances in schedule I is necessary to avoid imminent hazard to public safety. This order imposes the regulatory controls and administrative, civil, and criminal sanctions applicable to schedule I controlled substances on persons who handle (manufacture, distribute, reverse distribute, import, export, engage in research, conduct instructional activities or chemical analysis, or possess) or propose to handle these substances. View the original at https://www.federalregister.gov/documents/2025/10/15/2025-19542/schedules-of-controlled-substances-temporary-placement-of-ethyleneoxynitazene-methylenedioxynitazene.

No. Document 2025-19542 is not classified as economically significant under Executive Order 12866. Economically significant rules require OIRA review and are estimated to have impacts of $100 million or more per year.