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: Gynaecology & Obstetrics
A 28 year old G2 P1 at 20 weeks gestation presents with fever cough, myalgia for 3 days. Her child at home also is sick. Patient is suspected to have Influenza. What is the best treatment to this patient. 
Select and explain. 
A. Give Amantadine for 5 days, B. Give Amantadine for 10 days, C. Oseltamivir for 5 days, D. Oseltamivir and amantadine for 10 days
C: Oseltamivir for 5 days
Answer: C: Oseltamivir for 5 days 
Explanation: Recommended treatment for influenza in pregnancy is 
Oseltamivir 75mg P.O twice daily
or
Zanamivir 10mg inhalational twice daily.