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
The following drug is not helpful in the treatment of ectopic pregnancy: 
Select and explain. 
A. Methotrexate, B. Misoprostol, C. Actinomycin-D, D. RU486
B: Misoprostol
Answer: B: Misoprostol 
Explanation: Misoprostol (PGE1) has been used for cervical ripening which is used for induction of labour. It doesn't have any role in management of ectopic pregnancy. Ref:Text Book of Obstetrics By Dutta, 6th Edition, Pages 175, 189, 505