DEA Schedules Cyclopentyl Fentanyl and Other Fentanyl Analogs as Schedule I Controlled Substances

Summary

The Drug Enforcement Administration has placed several fentanyl analogs, including cyclopentyl fentanyl, isobutyryl fentanyl, para-chloroisobutyryl fentanyl, para-methoxybutyryl fentanyl, and valeryl fentanyl, under Schedule I of the Controlled Substances Act, imposing strict regulatory controls and penalties on those who handle or manufacture these substances.