This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Other topics and Adverse effects, Subject name: Pharmacology
[{'content': 'Drugs causing pericarditis are all EXCEPT: \nSelect and explain. \nA. Methysergide, B. Hydralazine, C. Amiodarone, D. Bretylium', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Cardiac fibrosis is caused by drugs like diuretics, amiodarone, hydralazine and methysergide. It is not caused by bretylium among the given drugs Ref: KD Tripathi 8th ed', 'role': 'assistant'}]