Bronchodilator AgentsAlbuterolAdrenergic beta-AgonistsAdrenergic beta-3 Receptor AgonistsAdrenergic beta-1 Receptor AntagonistsTerbutalineAdrenergic beta-2 Receptor AntagonistsPropanolaminesReceptors, Adrenergic, beta-3Adrenergic beta-3 Receptor AntagonistsAdrenergic beta-AntagonistsEthanolaminesAdrenergic beta-2 Receptor AgonistsReceptors, Adrenergic, betaReceptors, Adrenergic, beta-1Adrenergic beta-1 Receptor AgonistsIpratropiumForced Expiratory VolumeProcaterolAsthmaFenoterolReceptors, Adrenergic, beta-2Administration, InhalationNebulizers and VaporizersAtenololSpirometryScopolamine DerivativesIsoproterenolButoxamineBisoprololMetaproterenolAirway ResistanceBetaxololVital CapacityDioxolesClenbuterolPeak Expiratory Flow RatePractololBronchoconstrictionLung Diseases, ObstructiveAtropine DerivativesRespiratory Function TestsPulmonary Disease, Chronic ObstructiveAerosolsMetered Dose InhalersAirway ObstructionDouble-Blind MethodBronchial Provocation TestsIodocyanopindololBenzopyransBupranololPropranololInhalation SpacersMetoprololPhenoxypropanolaminesDose-Response Relationship, DrugPindololMuscle RelaxationEchothiophate IodideCeliprololInterleukin-1betaClemastineMethacholine ChlorideBronchiTracheaCarteololChlorofluorocarbonsRespiratory TherapyNadololAdrenergic AgonistsInspiratory CapacityRespiratory Therapy Department, HospitalMaximal Expiratory Flow RateCholinergic AntagonistsAntitussive Agentsp-HydroxyamphetamineBronchial SpasmTheophyllineNedocromilIndansbeta 2-MicroglobulinAnti-Asthmatic AgentsBronchoconstrictor AgentsHeart RateCross-Over StudiesGuinea PigsForced Expiratory Flow RatesAmino AlcoholsMuscle, SmoothCoughLungAminophyllineFunctional Residual CapacityGlycopyrrolateXamoterolAdrenal Cortex HormonesLipolysisRespiratory SoundsBeclomethasoneIntegrin beta3