HistamineHistamine ReleaseReceptors, Histamine H1Receptors, Histamine H2Receptors, HistamineHistamine AntagonistsHistamine AgonistsReceptors, Histamine H3Histamine H1 AntagonistsHistamine H2 AntagonistsHistamine N-MethyltransferasePyrilamineMethylhistaminesHistidine DecarboxylaseDimapritHistamine H3 AntagonistsHistamine AgentsCimetidineChlorpheniramineMetiamideMast CellsDiphenhydraminep-Methoxy-N-methylphenethylamineBasophilsGuinea PigsThioureaImpromidineAnaphylaxisDose-Response Relationship, DrugBurimamideHistamine H1 Antagonists, Non-SedatingImmunoglobulin EBronchial Provocation TestsRanitidineCromolyn SodiumTriprolidineSRS-ACells, CulturedPruritusTerfenadineGastric MucosaGastric JuiceFamotidineAmine Oxidase (Copper-Containing)SerotoninCetirizineMuscle, SmoothGastric AcidMethacholine CompoundsBronchiPentagastrinTracheaAnti-Allergic AgentsKetotifenTime FactorsCalciumMuscle ContractionStimulation, ChemicalTripelennamineBronchoconstrictionAcetylcholinePiperidinesAirway ResistanceBradykininGastrinsMethylhistidinesEnterochromaffin-like CellsPassive Cutaneous AnaphylaxisRats, WistarNeurotransmitter AgentsRats, Sprague-DawleyImidazolesStomachKineticsNorepinephrineCyclic AMPAtropineCalcimycinSecretory RateCapillary PermeabilityRats, Inbred StrainsRabbitsCarbacholNasal Provocation TestsMucunaCell DegranulationBronchial SpasmAsthmaHypersensitivityDogsLungDelayed-Action PreparationsIleumIndomethacinEnterochromaffin CellsGastric FistulaParietal Cells, GastricHypersensitivity, ImmediateGuanidinesSkin