This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Adverse Drug Effect, Subject name: Pharmacology
[{'content': 'Which of the following drug can casue thyroid dysfunction? \nSelect and explain. \nA. Amiodarone, B. Ampicillin, C. Ibutilide, D. Acyclovir', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Amiodarone Drugs causing hypothyroidism -o Lithiumo Sulfonamideo Phenobarbitoneo Phenytoino Amiodaroneo Paraminosalycylie acid (PAS)o Rifampicino Carbamazepine", 'role': 'assistant'}]