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: Psychiatry
Drugs used for prophylaxis in BPD -a) Chlorpromazineb) Lithiumc) Carbamazepined) Zolpideme) Sodium valproate 
Select and explain. 
A. ab, B. bc, C. bce, D. ace
C: bce
Answer: C: bce 
Explanation: Three drugs are commonly used for maintenance treatment to prevent recurrence of BPD:- Lithium (DOC), Valproate, and Carbanzezapine. Topiramate and Gabapentine can also be used.