AnalgesicsAcetaminophenAspirinAnalgesics, Non-NarcoticAnalgesics, OpioidAnti-Inflammatory Agents, Non-SteroidalDrug-Induced Liver InjuryDrug OverdoseIbuprofenAntipyreticsPain MeasurementIminesPainAnalgesiaPhenacetinPain, PostoperativePlatelet Aggregation InhibitorsTramadolMorphineHydrocodoneCyclooxygenase InhibitorsDouble-Blind MethodDose-Response Relationship, DrugLiver Failure, AcuteCodeineAdministration, RectalSalicylatesAntidotesThromboxane B2GlutathioneLiverDrug Therapy, CombinationCyclooxygenase 1Cytochrome P-450 CYP2E1Nonprescription DrugsCyclooxygenase 2 InhibitorsMeperidineTiclopidineDextropropoxypheneDipyroneDiclofenacAlanine TransaminaseAcetylcysteinePain ThresholdPlatelet AggregationDrug ToleranceFeverKetoprofenDrug InteractionsNaproxenFentanylAnalgesia, Patient-ControlledTime FactorsProstaglandin-Endoperoxide SynthasesAnesthetics, LocalAdministration, OralKetorolac TromethaminePain ManagementTreatment OutcomeAminophenolsProspective StudiesHydromorphoneInjections, SpinalDrug Administration ScheduleBenzoquinonesPlatelet Function TestsTonsillectomyPentazocineKidney Papillary NecrosisReceptors, Opioid, muOxycodoneDrug LabelingHyperalgesiaCross-Over StudiesPoisoningNecrosisDrug CombinationsBlood PlateletsToothache