Select the most suitable antiarrhythmic drug for counteracting ventricular extrasystoles due to digoxin toxicity: A. Lignocaine B. Quinidine C. Verapamil D. Amiodarone

Select the most suitable antiarrhythmic drug for
counteracting ventricular extrasystoles due to digoxin
toxicity:
A. Lignocaine
B. Quinidine
C. Verapamil
D. Amiodarone
by

1 Answer

Answer :

A. Lignocaine
by

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Last Answer : C. Quinidine

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Last Answer : A. Disopyramide

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Last Answer : B. Verapami

The following drug given concurrently can enhance toxicity of digoxin: A. Phenobarbitone B. Metoclopramide C. Quinidine D. Magnesium hydroxide

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Last Answer : D. Both ‘A’ and ‘B’ are correct

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Last Answer : C. Esmolo

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Last Answer : B. Digoxin

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Last Answer : B. Digoxin

The following antiarrhythmic drug accumulates in the body for a very long time: A. Procainamide B. Mexiletine C. Bretylium D. Amiodarone

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Last Answer : Ans: A

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Last Answer : Ans: D

Quinidine can cause paradoxical tachycardia in a patient of (a) Stick sinus syndrome (b) Auricular extrasystoles (c) Auricular fibrillation (d) Ventricular extrasystoles

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Last Answer : D. Prevention of recurrences of atrial fibrillation/ ventricular tachycardia

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Last Answer : D. All of the above

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Last Answer : A. Stop above medication and start an ACE inhibitor

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n a failing heart therapeutic dose of digoxin has no effect on the following parameter: A. Cardiac output B. Heart rate C. Tone of ventricular fibres D. Cardiac vagal tone

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