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': 'All of the following drugs can induce Methemoglobinemia, except - \nSelect and explain. \nA. Nitroglycerine, B. Procaine, C. Prilocaine, D. Phenytoin', 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. is 'd' i.e., Phenytoin Substances or drugs causing Methemoglobinemia 1. Aniline and its derivatives 2. Aminophenols 3. Aminophenones 4. Chlorates 5. Dapsone 6. Local anaesthetics - Prilocaine, Benzocaine 7. Nitrites9. Naphthalene 8. Nitrates (Nitroglycerine is included in nitrates) 10. Nitrobenzenes and related compounds 11 . Oxides of Nitrogen 12. Phenazopyridine 13. Primaquine and related antimalarials 14. Sulfonamides", 'role': 'assistant'}]