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': 'Drug that interfere with utilization and action of vitamin B6 (Pyridoxine) include the following, except? \nSelect and explain. \nA. Hydralazine, B. Griseofulvin, C. Cycloserine, D. Penicillamine', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans is 'b' i.e., Griseofulvin o Pyridoxin (Vitamin B6) deficiency may be caused by alcohol, OCPs, cycloserine, INH, Penicillamine, hydralazine, and isonicotinic acid hydrazide.", 'role': 'assistant'}]