Guinea PigsTracheaDibenzoxazepinesMuscle RelaxationMuscle, SmoothMuscle ContractionGuineaPapua New GuineaNew GuineaSwineIleumRabbitsSpecies SpecificityAscorbic Acid DeficiencySwine DiseasesKineticsTime FactorsDose-Response Relationship, DrugEquatorial GuineaHistamineLungAction PotentialsCalciumDisease Models, AnimalMolecular WeightMyenteric PlexusLiverHypersensitivity, DelayedElectric StimulationMyocardiumSus scrofaHeartImmune Sera