AcetaminophenAnalgesics, Non-NarcoticDrug-Induced Liver InjuryIminesDrug OverdoseAntipyreticsIbuprofenAnti-Inflammatory Agents, Non-SteroidalLiver Failure, AcuteAdministration, RectalAntidotesHydrocodoneGlutathioneLiverCytochrome P-450 CYP2E1PhenacetinAlanine TransaminaseAcetylcysteineAnalgesicsAminophenolsFeverBenzoquinonesPain, PostoperativeAnalgesics, OpioidNonprescription DrugsDrug LabelingNecrosisPain MeasurementDose-Response Relationship, DrugHepatocytesDouble-Blind MethodGlucuronatesAspartate AminotransferasesCodeineGlutathione DisulfideAspirinGlucuronidesPain