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': 'Vitamin–B6  deficiency is seen with the use of all of the following drugs except : \nSelect and explain. \nA. Cycloserine, B. Cyclosporine, C. INH, D. d–Penicillamine', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]