HistamineNeurotransmitter AgentsReceptors, Histamine H1Histamine ReleaseReceptors, Histamine H2Receptors, HistamineHistamine AntagonistsHistamine AgonistsReceptors, Histamine H3Histamine H1 AntagonistsHistamine H2 AntagonistsHistamine N-MethyltransferasePyrilamineNeurotransmitter Transport ProteinsMethylhistaminesHistidine DecarboxylaseHistamine H3 AntagonistsDimapritHistamine AgentsCimetidineReceptors, NeurotransmitterPlasma Membrane Neurotransmitter Transport ProteinsChlorpheniramineSynaptic VesiclesSynaptic TransmissionMetiamideSerotoninDiphenhydramineGlutamic AcidNeuronsMast Cellsgamma-Aminobutyric Acidp-Methoxy-N-methylphenethylaminePresynaptic TerminalsGuinea PigsSynapsesBasophilsDose-Response Relationship, DrugBrainDopamineAcetylcholineExocytosisImpromidineThioureaNerve Tissue ProteinsSynapsinsNorepinephrineNeuromuscular JunctionRats, Sprague-DawleyAnaphylaxisGABA Plasma Membrane Transport ProteinsSynaptotagmin IBurimamideElectric StimulationCells, CulturedSynaptosomesCalciumHistamine H1 Antagonists, Non-SedatingPatch-Clamp TechniquesSynaptosomal-Associated Protein 25SynaptotagminsBronchial Provocation TestsHippocampusMuscle, SmoothRanitidineExcitatory Postsynaptic PotentialsCholine O-AcetyltransferaseRats, WistarTriprolidineNeuropeptidesImmunoglobulin ECromolyn SodiumPruritusElectrophysiologyTerfenadineTime FactorsReceptors, GABAReceptors, GlutamatePiperidinesNeurotransmitter Uptake InhibitorsSNARE ProteinsVesicular Glutamate Transport ProteinsMembrane PotentialsBrain ChemistryFamotidineAmine Oxidase (Copper-Containing)AtropineGastric JuiceGastric MucosaSRS-AGastric AcidMuscle ContractionCetirizineCalcium Channels, N-TypeGlycineCalcium ChannelsVesicular Monoamine Transport ProteinsSpider VenomsVesicular Neurotransmitter Transport ProteinsAction Potentials