TBI uses forensic intelligence from the forensic drug chemistry unit to implement nitazene screening method in the forensic toxicology unit
Tennessee’s Bureau of Investigation (TBI) forensic drug chemistry unit confirmed its first case with nitazenes in late 2019. From January 2021 to December 2023 the forensic drug chemistry unit reported 344 cases positive for nitazenes. 227 of these cases (66%) reported one or more additional drugs in the sample, fentanyl and heroin were the most…