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 centchroman are all, EXCEPT : 
Select and explain. 
A. It is synthetic non -- steroidal contraceptive, B. The only side effect is oligomenorrhoea, C. Safe in liver disease, D. Can be used as post -- coital pill
C: Safe in liver disease
Answer: C: Safe in liver disease 
Explanation: Safe in liver disease