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
Drug which is useful in neuronal diabetes inspidus in both children and adults given intra nasally - 
Select and explain. 
A. Vasopressin, B. Desmopressin, C. Lypressin, D. Presselin
B: Desmopressin
Answer: B: Desmopressin 
Explanation: Ans. is 'b' i.e., Desmopressin Desmopressin (intranasal) is the DOC for central DI.