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 used in mild hemophilia is - 
Select and explain. 
A. Coicosteroids, B. DDAVP, C. Vitamin K, D. Tranexamic acid
B: DDAVP
Answer: B: DDAVP 
Explanation: Ans. is 'b' i.e., DDAVP o DDAVP is trade name for ADH preparation. o It acts on V2 receptors to cause increased release of factor VIII and vWF from the endothelium. So, it can be used for the treatment of mild hemophilia.