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: Skin
[{'content': 'Which among Following drugs does not commonly produce fixed drug eruptions: \nSelect and explain. \nA. Tetracycline, B. Ibuprofen, C. Sulphonamides, D. Mepacrine', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Mepacrine', 'role': 'assistant'}]