Muscarinic AntagonistsReceptors, MuscarinicMuscarinic AgonistsReceptor, Muscarinic M1Receptor, Muscarinic M3PirenzepineParasympatholyticsN-MethylscopolamineAtropineParasympathomimeticsCarbacholGlycopyrrolateScopolamine DerivativesReceptor, Muscarinic M4Scopolamine HydrobromideQuinuclidinyl BenzilateOxotremorineDiaminesGallamine TriethiodideMuscarineCholinergic AgonistsAcetylcholinePropylbenzilylcholine MustardDicyclomineTropanesBenzilatesCholinergic AgentsCholinergic AntagonistsArecolinePiperidinesQuinuclidinesNicotinic AntagonistsPilocarpineReceptor, Muscarinic M2Guinea PigsDose-Response Relationship, DrugReceptors, CholinergicAtropine DerivativesSomanRats, Sprague-DawleyTupaiidaeRadioligand AssayMecamylamineParasympathetic Nervous SystemMuscle, SmoothPhenylpropanolamineMuscle ContractionSarinCholinesterase InhibitorsAdrenergic beta-2 Receptor AgonistsBronchodilator AgentsBinding, CompetitiveIleumCholinergic FibersPhysostigmineHexamethonium CompoundsElectric StimulationHexamethoniumRats, WistarNicotinic AgonistsReceptors, NicotinicCalciumBronchoconstrictionTracheaAdrenergic alpha-AntagonistsPhosphatidylinositolsUrinary BladderHormone AntagonistsDopamine AntagonistsExcitatory Amino Acid AntagonistsAdministration, InhalationInositol PhosphatesBethanecholNicotineNeuronsCricetinaeDrug InteractionsNeurokinin-1 Receptor AntagonistsMyopiaNarcotic AntagonistsRats, Inbred StrainsTime FactorsHistamine H2 AntagonistsPulmonary Disease, Chronic ObstructiveCerebral CortexMembrane PotentialsMyocardiumSynaptic TransmissionElectrophysiologyGABA AntagonistsInterleukin 1 Receptor Antagonist ProteinCells, CulturedAdrenergic alpha-1 Receptor AntagonistsKineticsHistamine H1 AntagonistsHippocampusMicrodialysisHeartPurinergic P1 Receptor AntagonistsCHO Cells