CapsaicinSensory System AgentsTRPV Cation ChannelsNeurons, AfferentNociceptorsSubstance PReceptors, DrugCalcitonin Gene-Related PeptideIrritantsCoughAntipruriticsDiterpenesCapsicumNerve Fibers, UnmyelinatedMultiple Chemical SensitivityNeurokinin AGanglia, SpinalRats, Sprague-DawleyDose-Response Relationship, DrugPainNerve FibersReflexInjections, IntradermalMustard PlantModels, ChemicalHyperalgesiaRuthenium RedTachykininsAfferent PathwaysChemical PhenomenaAntitussive AgentsMentholVagus NervePolyunsaturated AlkamidesAdministration, TopicalHot TemperatureNeurogenic InflammationSensory Receptor CellsPhysical StimulationReceptors, Neurokinin-2TongueTachyphylaxisChemical IndustryBradykininMagnetic Resonance SpectroscopyAnalgesicsMolecular StructureMucunaPain MeasurementChemical WarfareNeurokinin-1 Receptor AntagonistsStimulation, ChemicalOrganic ChemicalsTrigeminal GanglionGuinea PigsHazardous SubstancesInorganic ChemicalsBurns, ChemicalDenervationRats, WistarElectric StimulationPain ThresholdReceptors, TachykininReceptors, Neurokinin-1VagotomyEndocannabinoidsTrigeminal Caudal NucleusSkinPruritus AniSympathectomy, ChemicalTasteChemical Warfare AgentsNodose GanglionTrigeminal NervePiperidinesIsoindolesWater Pollutants, ChemicalTime FactorsTransient Receptor Potential ChannelsQuinuclidinesRhizotomy