Anesthetics, LocalFat Emulsions, IntravenousBupivacaineNerve BlockAnesthesia, ConductionAmidesLidocaineAnestheticsAnesthesia, LocalTetracaineBenzocaineProcaineAnesthetics, InhalationPrilocaineMepivacaineEtidocaineDibucaineAnesthesia, DentalAnesthetics, GeneralAnesthetics, IntravenousCarticaineAnesthetics, CombinedIsofluraneHalothaneAnesthesia, EpiduralAnesthesia, SpinalPain, PostoperativeEnfluraneAdjuvants, AnesthesiaAnesthesia, GeneralDose-Response Relationship, DrugBrachial PlexusSciatic NerveAnesthesiaToxicity TestsAnesthetics, DissociativeMethyl EthersFelypressinPropofolPain MeasurementAnesthesia, ObstetricalAnalgesia, EpiduralSodium ChannelsInjections, EpiduralSodium Channel BlockersAmbulatory Surgical ProceduresAnalgesia, ObstetricalInjectionsMethoxyfluraneKetamineAnesthesia, InhalationDouble-Blind MethodBatrachotoxinsAnesthesia, IntravenousTime FactorsAnesthesiologyAnesthesia Recovery PeriodTooth ExtractionNitrous OxideNordefrinFentanylInjections, Intra-ArticularMandibular NerveAmphibian VenomsEpinephrineOctanolsCyclohexylaminesThiopentalToxicity Tests, AcuteInjections, SpinalEtomidateAnalgesics, OpioidFemoral NerveAnalgesiaEtherLethal Dose 50PainProadifenTreatment OutcomeRats, Sprague-DawleyAnesthesia, CaudalPentobarbitalDrug Hypersensitivity