AnalgesiaAnalgesia, EpiduralAnesthesia, GeneralAnesthetics, DissociativeAnesthesiaAnalgesia, ObstetricalAnesthesia, LocalAnesthesia, EpiduralAnesthesia, SpinalAnalgesia, Patient-ControlledAnesthesia, IntravenousAnesthesia, ConductionAnesthesia, InhalationAnesthesia, ObstetricalAnalgesics, OpioidPain, PostoperativeAnesthetics, LocalBupivacaineFentanylAnesthesia Recovery PeriodPain MeasurementAnesthesia, DentalAnalgesicsMorphineAnesthetics, CombinedAdjuvants, AnesthesiaAnesthetics, IntravenousPropofolAnestheticsAnesthetics, InhalationNerve BlockXylazineAcupuncture AnalgesiaAnesthesia, CaudalNitrous OxideLidocaineConscious SedationSufentanilIsofluraneMethyl EthersMeperidinePainAnesthesiologyDouble-Blind MethodPreanesthetic MedicationThiopentalMonitoring, IntraoperativeInjections, SpinalKetamineHalothaneLabor PainAmbulatory Surgical ProceduresCesarean SectionMidazolamPentobarbitalPostoperative Nausea and VomitingAmidesAnesthesia and AnalgesiaTramadolLabor, ObstetricAlfentanilAnesthetics, GeneralDose-Response Relationship, DrugHypnotics and SedativesAnesthesia, Closed-CircuitAnalgesics, Non-NarcoticMedetomidineProspective StudiesMepivacainePain ThresholdNaloxonePrilocaineEnfluraneExcitatory Amino Acid AntagonistsAnesthesia Department, HospitalDexmedetomidinePiperidinesIntubation, IntratrachealDrug ToleranceAnesthesia, IntratrachealAcepromazineIntraoperative ComplicationsPregnancyTime FactorsIntraoperative PeriodSurgical Procedures, MinorClonidineKetorolacRespirationButorphanolReceptors, Opioid, muElectroencephalographyFemoral NerveHemodynamicsInterpleural AnalgesiaInjections, IntravenousHeart RateInfusions, IntravenousMethohexitalRats, Sprague-Dawley