Ferrari, M Electrophysiological investigations on the mechanism of action of some spasmolytic agents. [electronic resource] - Archives internationales de pharmacodynamie et de therapie Apr 1972 - Suppl 196:101- p. digital Publication Type: Journal Article ISSN: 0003-9780 Subjects--Topical Terms: Acetylcholine--pharmacologyAction Potentials--drug effectsAlkaloids--pharmacologyAnimalsBenzyl Compounds--pharmacologyCalcium--pharmacologyColon--drug effectsDrug InteractionsElectrophysiologyGuinea PigsIn Vitro TechniquesIsoquinolines--pharmacologyMethyl Ethers--pharmacologyMuscle Contraction--drug effectsPapaverine--pharmacologyParasympatholytics--pharmacologyPotassium Chloride--pharmacologyTetrodotoxin--pharmacologyVerapamil--pharmacology