Administration, OralBiological AvailabilityAdministration, InhalationArea Under CurveDose-Response Relationship, DrugDrug Administration ScheduleInhalation ExposureDelayed-Action PreparationsHalf-LifeDouble-Blind MethodDrug InteractionsChromatography, High Pressure LiquidTime FactorsSmoke Inhalation InjuryBurns, InhalationTreatment OutcomeInhalationAerosolsInjections, IntravenousLungAnesthetics, InhalationRats, Sprague-DawleyAnesthesia, InhalationPowdersDrug Administration RoutesDisease Models, AnimalRats, WistarUnited States Food and Drug AdministrationBronchial Provocation TestsAdministration, IntranasalAsthmaRats, Inbred F344Injections, IntraperitonealBronchodilator AgentsAlbuterolInjections, SubcutaneousLiverLethal Dose 50Infusions, IntravenousAtmosphere Exposure ChambersBronchoalveolar Lavage FluidMice, Inbred C57BLParticle SizeMetered Dose InhalersDogsCross-Over StudiesInjections, IntramuscularDry Powder InhalersMice, Inbred BALB CMethacholine ChlorideForced Expiratory VolumeRadiation DosageRespirationInhalation SpacersXenon RadioisotopesAir Pollutants, OccupationalAdministration, TopicalBody WeightBronchoconstrictionBlood PressureAirway ResistanceRandom AllocationRats, Inbred StrainsBody BurdenBrainBurnsAnalysis of VarianceNitrous OxideBronchiAdministration, RectalBronchial HyperreactivityCarbon DioxideHemodynamicsTissue DistributionAdministration, CutaneousRespiratory Function TestsMetabolic Clearance RateHeart RateAir PollutantsSmokeOccupational ExposureMice, Inbred StrainsCarboxyhemoglobinRespiratory SystemKidneyInjections, IntraventricularCromolyn SodiumBronchoconstrictor AgentsDrug CombinationsDrug Therapy, CombinationAdministration, IntravenousIsocyanatesRespiratory TherapyPlutoniumOxygenOrgan SizeRabbitsIsofluraneNitric OxideBudesonide