The antiarrhythmic drug which decreases both rate of depolarization (phase 0) as well as rate of repolarization (phase 3) of myocardial fibres is:

Related MCQs

• The following antiarrhythmic drug has the most prominent anticholinergic action:
• The principal action common to all class I antiarrhythmic drugs is:
• Myocardial Na+ channel blockade by lignocaine has the following characteristic:
• The most significant feature of the antiarrhythmic action of is:
• The short acting dihydropyridine preparations can aggravate myocardial ischaemia by invoking:
• Select the drug which is a potassium channel opener as well as nitric oxide donor:
• The following drug is used to reduce the frequency of angina pectoris as well as to terminate an acute attack:
• Blood flow in the following vascular bed generally decreases under the influence of glyceryl trinitrate:
• Choose the drug of which IUPAC name is 1,1-dimethylbiguanide.
• Given drug is