This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Gynaecology & Obstetrics
Drug of choice for treatment of intrahepatic cholestasis in pregnancy is ? 
Select and explain. 
A. Ursodeoxycholic acid, B. Dexamethasone, C. Antihistamines, D. Cholestyramine
A: Ursodeoxycholic acid
Answer: A: Ursodeoxycholic acid 
Explanation: Ursodeoxycholic acid decreases bile salt levels and relieves pruritus. It can also decrease the chance for fetal complications Ref : Dutta book of obstetrics 8th Ed