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
True about clomiphene citrate is: 
Select and explain. 
A. Enclomiphene has antiestrogenic affect, B. Chance of pregnancy is three fold as compared to placebo, C. Risk of multiple pregnancy is 2-4%, D. It can also be used for male infertility with oligozoospermia
A: Enclomiphene has antiestrogenic affect
Answer: A: Enclomiphene has antiestrogenic affect 
Explanation: Clomiphene citrate :

Clomiphene citrate is the first line intervention for medical induction of ovulation in almost all circumstances, clomiphene acts purely as an antagonist or antiestrogen.