This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pharmacology
[{'content': 'Drugs which can cause pseudolymphoma are all except: \nSelect and explain. \nA. Phenytoin, B. Furosemide, C. Diphenhydramine, D. Procainamide', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Furosemide', 'role': 'assistant'}]