BronchoconstrictionAsthma, Exercise-InducedBronchial SpasmBronchoconstrictor AgentsAirway ResistanceMethacholine ChlorideBronchial Provocation TestsBronchiAsthmaHistamineCromolyn SodiumForced Expiratory VolumeAdministration, InhalationBronchodilator AgentsGuinea PigsAerosolsBronchial HyperreactivityMethacholine CompoundsLung ComplianceAlbuterolIpratropiumNedocromilReceptors, Neurokinin-2Neurokinin ASRS-ALungTracheaHistamine AntagonistsAnaphylaxisVagus NerveHyperventilationLeukotriene E4Plethysmography, Whole BodyBronchial DiseasesAscarisGallamine TriethiodideChlorpheniramineLeukotriene AntagonistsLeukotriene D4AtropineReceptor, Muscarinic M2Double-Blind MethodClemastineTerbutalineRespiratory Function TestsCapsaicinOvalbuminPulmonary VentilationMuscle, SmoothCross-Over StudiesAnti-Asthmatic AgentsTachykininsHistamine H1 AntagonistsSulfitesQuinolinesLeukotrienesPlatelet Activating FactorPeak Expiratory Flow RateReceptors, TachykininVagotomyRespiratory SystemSpirometryAtropine DerivativesAirway ObstructionTerfenadineNebulizers and VaporizersDose-Response Relationship, DrugEthanolaminesBenzalkonium CompoundsAllergensLung Volume MeasurementsCholinergic AntagonistsReceptor, Muscarinic M3Neurokinin-1 Receptor AntagonistsBradykininThromboxane A2Substance PRespiratory MechanicsAntitussive AgentsPyrilamineHypersensitivityRespirationBronchoalveolar Lavage FluidBronchospirometryInhalationAdrenergic beta-AgonistsConstriction, PathologicForced Expiratory Flow RatesVital CapacityDiphenhydramineFunctional Residual CapacityAnesthesiaAdrenergic beta-2 Receptor AgonistsPropranololSaline Solution, HypertonicChlorofluorocarbonsScopolamine DerivativesAcetylcholineRespiratory HypersensitivityReceptors, Leukotriene