Administration, InhalationInhalation ExposureChemistry, PharmaceuticalSmoke Inhalation InjuryBurns, InhalationAdministration, OralInhalationAerosolsDelayed-Action PreparationsPowdersDrug CompoundingExcipientsTabletsParticle SizeBiological AvailabilityDosage FormsDrug CarriersDose-Response Relationship, DrugTime FactorsDrug Administration ScheduleInjections, IntravenousLungTechnology, PharmaceuticalAnesthetics, InhalationDrug Delivery SystemsDrug StabilityEmulsionsTherapeutic EquivalencyDrug Administration RoutesCapsulesSkin AbsorptionAnesthesia, InhalationAdministration, TopicalRats, Sprague-DawleyAdministration, IntranasalUnited States Food and Drug AdministrationNanoparticlesCross-Over StudiesSolubilityDisease Models, AnimalAdministration, CutaneousDry Powder InhalersRats, WistarPharmaceutical SolutionsArea Under CurveLiposomesDouble-Blind MethodBronchial Provocation TestsBronchodilator AgentsAsthmaPharmaceutical VehiclesInjections, SubcutaneousAlbuterolHalf-LifeMethylcelluloseAdministration, RectalRats, Inbred F344Mice, Inbred C57BLInjections, IntraperitonealDrug CombinationsTissue DistributionMice, Inbred BALB CSuspensionsInjections, IntramuscularTreatment OutcomeMetered Dose InhalersChromatography, High Pressure LiquidAtmosphere Exposure ChambersLiverBronchoalveolar Lavage FluidFreeze DryingDogsPharmaceutical PreparationsDrug StorageAir Pollutants, OccupationalInfusions, IntravenousAerosol PropellantsAbsorptionMethacholine ChlorideForced Expiratory VolumeXenon RadioisotopesPolyethylene GlycolsDrug Evaluation, PreclinicalInhalation SpacersDrug InteractionsRandom AllocationGelsBurnsRabbitsAnalysis of VarianceBronchoconstrictionAirway ResistanceRespirationPlant ExtractsPolysorbatesAdministration, IntravenousBody WeightBrainNitrous OxideCarbon Dioxide