AnalgesiaPiperidinesAnalgesia, EpiduralAnalgesics, OpioidAnalgesia, ObstetricalAnesthetics, IntravenousAnalgesia, Patient-ControlledPropofolAnesthetics, CombinedPain, PostoperativeAnesthesia, IntravenousFentanylAlfentanilAnesthesia Recovery PeriodPain MeasurementMorphineHypnotics and SedativesConscious SedationAnesthesia, GeneralSufentanilMonitoring, IntraoperativeAdjuvants, AnesthesiaBupivacaineAnesthetics, LocalIntubation, IntratrachealDouble-Blind MethodAnalgesicsMethyl EthersAnesthetics, InhalationInfusions, IntravenousMeperidineAcupuncture AnalgesiaPainLaryngoscopyAnesthesia, ObstetricalPostoperative Nausea and VomitingAnesthesia, EpiduralDose-Response Relationship, DrugPirinitramideInjections, SpinalInfusion PumpsNaloxoneLabor PainDrug ToleranceElectroencephalographyMidazolamTramadolReceptors, Opioid, muAnesthesiaLabor, ObstetricDexmedetomidineNitrous OxideNerve BlockHeart RateDermatologic Surgical ProceduresPain ThresholdAnalgesics, Non-NarcoticEntropyCesarean SectionGynecologic Surgical ProceduresKetamineProspective StudiesDrug InteractionsHemodynamicsNarcotic AntagonistsHyperalgesiaAmbulatory Surgical ProceduresIntraoperative CarePruritusDrug Administration ScheduleAmidesAnesthesia, SpinalCraniotomySurgical Procedures, MinorBlood PressureLidocaineIntraoperative PeriodPreanesthetic MedicationAndrostanolsConsciousnessRespirationCystostomyAnesthetics, DissociativeIsofluraneInterpleural AnalgesiaPregnancyFasciculationReceptors, OpioidAbdomenAnesthesia, LocalApgar ScoreSuccinylcholinePostoperative CareAnesthetics, GeneralKetorolacLabor Stage, FirstHydromorphoneEtomidateMyringoplastyPain Management