Catheter-Related InfectionsSubstance Withdrawal SyndromeCross InfectionSafety-Based Drug WithdrawalsReceptors, Opioid, muReceptors, OpioidMorphine DependenceAnalgesics, OpioidAnticonvulsantsReceptors, Opioid, deltaMorphineReceptors, Opioid, kappaSafetyOpioid PeptidesSeizuresEpilepsyDrug-Related Side Effects and Adverse ReactionsDrug Administration ScheduleTime FactorsRecurrenceBehavior, AnimalRats, Sprague-DawleyNaloxoneImmunosuppressive AgentsTreatment OutcomeNarcotic AntagonistsDose-Response Relationship, DrugSafety ManagementOpioid-Related DisordersPatient SafetyNaltrexoneFollow-Up StudiesAlcohol Withdrawal DeliriumAlcohol Withdrawal SeizuresEnkephalinsEnkephalin, Ala(2)-MePhe(4)-Gly(5)-NarcoticsHealth PersonnelDelivery of Health CareDynorphinsEnkephalin, D-Penicillamine (2,5)-EndorphinsPainDrug ToleranceBuprenorphineEnkephalin, LeucineUnited StatesAnalgesicsPain MeasurementEnkephalin, Leucine-2-AlanineDiprenorphineFood SafetyMethadoneUnited States Agency for Healthcare Research and QualityMedical Errorsbeta-EndorphinHealth Care CostsWithholding TreatmentHealthcare DisparitiesEthanolBenzeneacetamidesEquipment SafetyFentanylMorphinansQuestionnairesDouble-Blind MethodHeroinOrganizational CultureHydromorphoneAnalgesiaAttitude of Health PersonnelHealth Services AccessibilityBenzomorphansConsumer Product SafetyOpiate Substitution TreatmentPyrrolidinesQuality of Health CareHealth ServicesRetrospective Studies