BronchoconstrictionAsthmaAsthma, Exercise-InducedBronchial Provocation TestsBronchial SpasmMethacholine ChlorideBronchoconstrictor AgentsAirway ResistanceBronchiForced Expiratory VolumeAdministration, InhalationHistamineBronchodilator AgentsCromolyn SodiumBronchial HyperreactivityAlbuterolAerosolsGuinea PigsAnti-Asthmatic AgentsMethacholine CompoundsLungIpratropiumPeak Expiratory Flow RateLung ComplianceNedocromilRespiratory Function TestsAllergensLeukotriene E4TracheaNeurokinin ASRS-ADouble-Blind MethodHyperventilationReceptors, Neurokinin-2SpirometryPlethysmography, Whole BodyHistamine AntagonistsTerbutalineAnaphylaxisClemastineNebulizers and VaporizersVagus NerveAirway ObstructionCross-Over StudiesOvalbuminBronchial DiseasesEosinophilsAscarisChlorpheniramineLeukotriene D4Bronchoalveolar Lavage FluidRespiratory SystemGallamine TriethiodideBudesonidePulmonary VentilationVital CapacityMuscle, SmoothLeukotriene AntagonistsAtropineHypersensitivityQuinolinesLeukotrienesReceptor, Muscarinic M2Atropine DerivativesAdrenergic beta-AgonistsHypersensitivity, ImmediateForced Expiratory Flow RatesSputumHistamine H1 AntagonistsCapsaicinDose-Response Relationship, DrugEthanolaminesSulfitesPlatelet Activating FactorBeclomethasoneImmunoglobulin EBronchospirometryTachykininsBreath TestsRespiratory HypersensitivityLung Volume MeasurementsRespiratory MechanicsRespirationSaline Solution, HypertonicAirway RemodelingTerfenadineInhalationExhalationAdrenergic beta-2 Receptor AgonistsFunctional Residual CapacityReceptors, TachykininBenzalkonium CompoundsAdrenal Cortex HormonesFenoterolVagotomyCholinergic AntagonistsCoughSkin TestsBradykininThromboxane A2