Anesthetics, LocalAnestheticsLidocaineBupivacaineAnesthesia, LocalTetracaineBenzocaineProcaineAnesthetics, InhalationNerve BlockPrilocaineMepivacaineDibucaineEtidocaineAnesthetics, GeneralAnesthesia, DentalAnesthetics, IntravenousCarticaineAnesthetics, CombinedAmidesIsofluraneHalothaneAnesthesia, EpiduralAnesthesia, ConductionAnesthesia, SpinalPain, PostoperativeEnfluraneAdjuvants, AnesthesiaAnesthesia, GeneralBrachial PlexusAnesthesiaSciatic NerveMethyl EthersAnesthetics, DissociativePropofolPain MeasurementDose-Response Relationship, DrugFelypressinAnesthesia, ObstetricalAnalgesia, EpiduralSodium ChannelsSodium Channel BlockersInjections, EpiduralAnalgesia, ObstetricalAmbulatory Surgical ProceduresMethoxyfluraneInjectionsKetamineAnesthesia, InhalationBatrachotoxinsDouble-Blind MethodAnesthesia, IntravenousAnesthesiologyAnesthesia Recovery PeriodNitrous OxideFentanylTooth ExtractionOctanolsEpinephrineNordefrinThiopentalAnalgesics, OpioidInjections, Intra-ArticularMandibular NerveEtomidateInjections, SpinalCyclohexylaminesAnalgesiaAmphibian VenomsFemoral NerveTime FactorsEtherPainPentobarbitalAnesthesia, CaudalProadifenRats, Sprague-DawleyNeedlesDrug HypersensitivitySufentanil4-Aminobenzoic AcidStereoisomerismMouth RehabilitationZygapophyseal JointMaxillary NerveConscious SedationMexiletineDrug InteractionsAnalgesia, Patient-ControlledSensationHypnotics and SedativesVasoconstrictor AgentsEpidural SpaceMembrane PotentialsCesarean SectionInfusion PumpsChemical ProcessesPreanesthetic MedicationAconitineChloroform