This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Anti Microbial, Subject name: Pharmacology
[{'content': 'Which of the anti metabolite acts as a antifungal agent \nSelect and explain. \nA. Paclitaxel, B. 5-Flucytosine (5 Fc), C. Chlorambucil, D. Decarbazine', 'role': 'user'}, {'content': 'Answer: B \nExplanation: (5-FIucytosine) (715, 719-KDT) (761-KDT6th)FLUCYTOSINE (5-FC) - It is a pyrimidine antimetabolite which is inactive as such. It is taken up by fungal cells and converted into 5 fluorouracil and then to 5-fluorodeoxyuridylic acid which is an inhibitor of thymidylate synthesis* It is narrow spectrum fungistatic, active against Cryptococcus neoformans, Torula, Chromoblastomyces: and few strains of CandidaAdverse effects-* Leucopenia, thrombocytopenia and mild anaemia due to dose dependent bone marrow depression is the major roblem* GI disturbances are frequent, Liver dysfunction is mild and reversible.', 'role': 'assistant'}]