HistamineReceptors, Histamine H1Histamine ReleaseReceptors, Histamine H2Receptors, HistamineHistamine AntagonistsHistamine AgonistsHistamine H1 AntagonistsReceptors, Histamine H3Histamine H2 AntagonistsHistamine N-MethyltransferasePyrilamineMethylhistaminesHistidine DecarboxylaseDimapritHistamine H3 AntagonistsHistamine AgentsCimetidineChlorpheniramineMetiamideDiphenhydramineMast Cellsp-Methoxy-N-methylphenethylamineBasophilsThioureaImpromidineGuinea PigsAnaphylaxisBurimamideHistamine H1 Antagonists, Non-SedatingBronchial Provocation TestsRanitidineImmunoglobulin ETriprolidineDose-Response Relationship, DrugPruritusCromolyn SodiumTerfenadineFamotidineGastric MucosaAmine Oxidase (Copper-Containing)Gastric JuiceSRS-AGastric AcidCetirizineTime FactorsMethacholine CompoundsPentagastrinBronchiKetotifenTripelennamineAnti-Allergic AgentsAirway ResistanceMuscle, SmoothBronchoconstrictionTracheaEnterochromaffin-like CellsMethylhistidinesSerotoninPiperidinesPassive Cutaneous AnaphylaxisGastrinsAsthmaStomachMuscle ContractionMucunaCapillary PermeabilityCells, CulturedNasal Provocation TestsImidazolesHypersensitivityBronchial SpasmBradykininStimulation, ChemicalParietal Cells, GastricGastric FistulaLungHypersensitivity, ImmediateUrticariaAtropineClemastineEnterochromaffin CellsJournal Impact FactorInjections, IntradermalSkinCyclic AMPGuanidinesIleumAstemizoleCarbacholBetahistineReceptors, G-Protein-CoupledCyproheptadineSneezingForced Expiratory VolumeDogsCell DegranulationTryptases