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Ann Int Med 86:381387 Khakoo SI, Coles CJ, Armstrong JS, Barry RE (1995) Hepatotoxicity and accelerated fibrosis following 3,4-methylenedioxymetamphetamine (ecstasy) usage

PMID: 15666314 Bker T, Vanem TT, Pripp AH, Rand-Hendriksen S, Paus B, Smith HJ, Lundby R

doi: 10.1016/j.brainres.2018.06.029

This class of drugs includes pain medications available legally by prescription, such as oxycodone, hydrocodone, codeine, morphine, methadone, and synthetic opioids such as fentanyl, as well as illicit formulations such as heroin and illicitly manufactured fentanyl

Using Western blotting and real-time PCR, Velho et al

Starting slowly, protecting the skin barrier, and reporting any ongoing irritation helps keep users safe