OxotremorineTremorineParasympathomimeticsMuscarinic AgonistsReceptors, MuscarinicParasympatholyticsArecolineTremorPirenzepineMuscarinic AntagonistsReceptor, Muscarinic M1Scopolamine HydrobromideAcetylcholineAtropineNalorphineReceptor, Muscarinic M2Quinuclidinyl BenzilateCarbacholPhysostigmineN-MethylscopolamineCholinergic AgonistsReceptor, Muscarinic M4PilocarpineHemicholinium 3MuscarineDepression, ChemicalPyrrolidinonesDiaminesCholinergic AgentsMethacholine CompoundsMecamylamineReserpineGuinea PigsReceptors, CholinergicTubocurarinePhenoxybenzamineScopolamine DerivativesCholinesterase InhibitorsIleum