Oneliner_1052

OneLiner

phase 0 is affected by - Class IA drugs (quinidine, procainamide, disopyramide) and class IC drugs (flecainide, propafenone). Phase 1 is not significantly affected by amiodarone. Phase 2 is primarily affected by class IV antiarrhythmics (calcium channel blockers). Phase 4 is affected by class II antiarrhythmics (ß-blockers).