ArecolineCholinergic AgonistsArecaParasympathomimeticsCarbacholMuscarinic AgonistsReceptors, MuscarinicCholinergic AgentsDiazomethaneDimethylphenylpiperazinium IodideNicotinic AcidsBethanecholOxotremorineAtropineMuscarinic AntagonistsAcetylcholineBethanechol CompoundsMuscarineBenzylidene CompoundsReceptors, CholinergicNicotinic AgonistsBenzylisoquinolinesOral Submucous FibrosisCholinergic AntagonistsEchinococcosis