UV Stabilizer BTMPS in the Illicit Fentanyl Supply in 9 US Locations

JAMA. 2025 Mar 18;333(11):1000-1003. doi: 10.1001/jama.2024.27550.
No abstract available

Plain language summary

This study characterizes the presence of bis(2,2,6,6-tetramethyl-4-piperidyl) sebacate (BTMPS) in the illicit fentanyl supply in 9 US locations.