Infusions, IntralesionalInjections, IntralesionalDrug Administration RoutesMicrodialysisRats, Sprague-DawleyCannabinoidsInjections, SubcutaneousAdministration, TopicalHyperalgesiaRats, WistarDisease Models, AnimalPain ThresholdInjections, Intra-ArticularAdministration, OralRegional Blood FlowDose-Response Relationship, DrugCapsaicinMice, Inbred BALB CTime FactorsPiperidinesMicroinjectionsEdemaPain MeasurementPainAnalgesicsSkinInflammationNorepinephrineMice, Inbred C57BLRabbitsWound HealingAcetylcholineNitric OxideRecombinant ProteinsCells, CulturedDrug Administration ScheduleInjections, IntravenousAnesthetics, LocalUnited States Food and Drug AdministrationAnesthesia, LocalAdministration, IntranasalInjections, IntraperitonealLiverAdministration, RectalBiological AvailabilityInjections, IntramuscularHalf-LifeInfusions, IntravenousTreatment OutcomeDrug InteractionsAdministration, IntravenousInjections, IntraventricularArea Under CurveLocal GovernmentRats, Inbred StrainsDogsAdministration, CutaneousTissue DistributionBrainDouble-Blind MethodNeoplasm Recurrence, LocalBlood PressureInjectionsCross-Over StudiesRandom AllocationKidneyBehavior, AnimalAnalysis of VarianceInfusions, ParenteralAdministration, SublingualAdministration, InhalationBody WeightMorphineLidocaineLungDrug TolerancePlant ExtractsInjections, SpinalPregnancyOrgan SizeChromatography, High Pressure LiquidMice, KnockoutMice, Inbred ICRMetabolic Clearance RateRats, Inbred F344Heart RateAntineoplastic AgentsUnited StatesMotor ActivityDrug CombinationsRNA, MessengerHemodynamicsEthanolImmunohistochemistryEstradiolMice, Inbred StrainsEnzyme InhibitorsSelf AdministrationInjections, Intra-ArterialAnalgesics, Opioid