Drug OverdoseAcetaminophenAnalgesics, Non-NarcoticCharcoalPoisoningSuicide, AttemptedHeroin DependenceAntidotesHeroinPrescription Drug MisuseOpioid-Related DisordersNaloxoneDrug-Induced Liver InjuryNarcotic AntagonistsOpiate AlkaloidsSodium OxybateNarcoticsDothiepinAnalgesics, OpioidSymptom AssessmentDextropropoxypheneIpecacAntidepressive Agents, TricyclicPrescription DrugsHemoperfusionDepressionComaSuicideAmitriptylineStreet DrugsQuestionnairesAlprazolamOxycodoneMoclobemideSubstance Abuse, IntravenousTreatment OutcomeSerotonin SyndromeFatal OutcomeSeverity of Illness IndexMethadoneRisk FactorsSubstance-Related DisordersTime FactorsDrug PackagingRetrospective StudiesDrug UsersBehavioral SymptomsProspective StudiesPoison Control CentersLiver Failure, AcuteEpilepsy, Tonic-ClonicPsychiatric Status Rating ScalesAcetylcysteineHarm ReductionDiphenhydramineLaw EnforcementBenzodiazepinesPrevalenceAntidepressive Agents, Second-GenerationFollow-Up StudiesEmergency TreatmentCoroners and Medical ExaminersCyclohexanolsDrug Labeling