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': 'Duration of Oseltamivir treatment for influenza? \nSelect and explain. \nA. 5 days, B. 7 days, C. 9 days, D. 14 days', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. A. 5 daysa. Oseltamivir (oral tablet) - 75 mg BD for 5 days for treatment; 75 mg OD for prophylaxisb. Zanamivir (inhalation)-10 mg BD for 5 days for treatment; 10 mg OD for prophylaxisc. Zanamivir may exacerbate bronchospasm in asthmatic patients.d. Oseltamivir has been associated with neuropsychiatric side effects in children.', 'role': 'assistant'}]