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: Pharmacology
All are true about estrogen EXCEPT- 
Select and explain. 
A. Causes cholestasis, B. Used in treatment of gynaecomastia, C. Used in H, D. Increased risk of breast cancer
B: Used in treatment of gynaecomastia
Answer: B: Used in treatment of gynaecomastia 
Explanation: Ans. is 'b' i.e., Used in treatment of gynacomastia o Estrogen can cause gynaecomastia (not used in gynaecomastia), cholestasis and breast cancer. o One of the most impoant use of estrogen is H in postmenopausal females.