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
Which of the following drugs is not an antifungal agent? 
Select and explain. 
A. Ciclopirox olamine, B. Ketoconazole, C. Undecylenic acid, D. Clofazimine
D: Clofazimine
Answer: D: Clofazimine 
Explanation: 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