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
Ullipristal, as an emergency contraceptive can be taken upto how many hours of unprotected intercourse 
Select and explain. 
A. 72 hours, B. 120 hours, C. 60 hours, D. 48 hours
B: 120 hours
Answer: B: 120 hours 
Explanation: Ullipristal can be taken upto 120hours of unprotective intercourse.