Regulation & law · 11/12/2025Updated: 10/17/2026 · 1 min read
DEA Extends Temporary Schedule I Status of MDMB-4en-PINACA
Summary
The Drug Enforcement Administration is extending the temporary scheduling order of MDMB-4en-PINACA in Schedule I of the Controlled Substances Act for one year, until the permanent scheduling action is completed, or until December 12, 2026, whichever comes first.
Original source language: Federal Register — Justice DepartmentOpen original release →