This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C.V.S, Subject name: Medicine
[{'content': 'Which one of the following drugs should be avoided in Wolff-Parkinson- White (WPW) Syndrome ? \nSelect and explain. \nA. Digoxin, B. Adenosine, C. Procainamide, D. Amiodarone', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Digoxin should be avoided in the presence of Wolff-Parkinson-White syndrome because it increases conduction through the accessory bypass tract (bundle of Kent) and decreases AV node conduction; consequently, ventricular fibrillation can occur Ref Harrison 20th edition pg 1445', 'role': 'assistant'}]