HistamineReceptors, Histamine H1Histamine ReleaseReceptors, Histamine H2Receptors, HistamineHistamine AntagonistsHistamine AgonistsHistamine H1 AntagonistsReceptors, Histamine H3Food HypersensitivityHistamine H2 AntagonistsHypersensitivityHistamine N-MethyltransferaseImmunoglobulin EPyrilamineSkin TestsAllergensMethylhistaminesHistidine DecarboxylaseAllergy and ImmunologyMilk HypersensitivityDimapritAnaphylaxisHistamine H3 AntagonistsHistamine AgentsCimetidineDrug HypersensitivityHypersensitivity, ImmediateChlorpheniramineLatex HypersensitivityPeanut HypersensitivityBasophilsDesensitization, ImmunologicMast CellsEgg HypersensitivityRhinitis, Allergic, SeasonalMetiamideNational Institute of Allergy and Infectious Diseases (U.S.)DiphenhydramineAnti-Allergic AgentsArachis hypogaeaAsthmap-Methoxy-N-methylphenethylamineNut HypersensitivityAntigens, PlantRadioallergosorbent TestRhinitis, Allergic, PerennialEczemaDermatitis, Allergic ContactPatch TestsPollenGuinea PigsImpromidineThioureaBasophil Degranulation TestUrticariaRespiratory HypersensitivityHistamine H1 Antagonists, Non-SedatingBronchial Provocation TestsDermatitis, AtopicRhinitisIntradermal TestsBurimamideWheat HypersensitivityPruritusCromolyn SodiumNasal Provocation TestsBetulaRanitidineTerfenadineMitesDermatitis, OccupationalTriprolidineCetirizinePassive Cutaneous AnaphylaxisDose-Response Relationship, DrugGastric MucosaCorylusFamotidineAmine Oxidase (Copper-Containing)Gastric JuiceBee VenomsSRS-AGastric AcidGloves, SurgicalLatexAdministration, SublingualBronchiInsect Bites and StingsMethacholine CompoundsBronchial SpasmPentagastrinOvalbuminBronchoconstrictionBronchial HyperreactivityKetotifenTripelennamineCell DegranulationMuscle, SmoothAirway Resistance