Chen, Shuoqi and Aldabergenov, Daniyar and Alotaibi, Khalid S and Holland, Adam and Moore, Robert and Woodhouse, Rebecca and Hudson, Simon and Milton, Holly and Menzies, Eleanor and Parks, Claire and Lawson, Alexander J and Harris, Magdalena and Singer, Mervyn and Dyson, Alex and Copeland, Caroline S (2026) Is nitazene-related mortality underestimated? Findings from an in vivo and ex vivo rat study and pharmacoepidemiological analysis of coroner-reported deaths. Clinical Toxicology , Early online .