PizotylineAtropineDrug OverdoseBarbituratesAcetaminophenMuscarinic AntagonistsParasympatholyticsAtropine DerivativesReceptors, MuscarinicHexamethonium CompoundsAcetylcholinePralidoxime CompoundsPhysostigmineParasympathomimeticsParasympathetic Nervous SystemVagus NerveCarbacholMydriaticsMuscle, SmoothPirenzepineNeostigmineAutonomic AgentsElectric StimulationOrganophosphate PoisoningMethacholine CompoundsGuinea PigsMuscle ContractionPropranololGuanethidineGlycopyrrolateVagotomyMuscarinic AgonistsPhentolamineHeart RateCholinesterase ReactivatorsCholinesterase InhibitorsBethanecholAntidotesTetrodotoxinIleumGastrointestinal MotilityCholinergic FibersAutonomic Nervous SystemBethanechol CompoundsBradycardiaOxotremorineDogsSalivationReceptors, CholinergicPreanesthetic MedicationQuinuclidinyl BenzilateCholinergic AgonistsScopolamine HydrobromideCholinergic AgentsDose-Response Relationship, DrugCholinergic AntagonistsGanglionic BlockersMuscarineDichlorvos