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': 'Which of the following drugs is not an antifungal agent? \nSelect and explain. \nA. Ciclopirox olamine, B. Ketoconazole, C. Undecylenic acid, D. Clofazimine', 'role': 'user'}, {'content': "Answer: D \nExplanation: Ketoconazole, Undecylenic acid and Ciclopirox olamine are Anti Fungal drugs. While Clofazimine is a antimycobacterial drug. Ref: KDT, 6th Edition, Pages 752, 757; Antituberculosis Chemotherapy, Volume, Page 169; Lippincott's Illustrated Reviews: Pharmacology, 4th Edition, Page 399; Basic and Clinical Pharmacology By Katzung, 10th Edition, Pages 772, 779", 'role': 'assistant'}]