Medicine Desmopressin nasal spray is most useful in which of the following Von Willibrand Disease? A Type 1 VWD B Type 2A VWD C Type 3 VWD D Type I & Type III 💡 Explanation Desmopressin nasal spray is most useful in which of the following Von Willibrand Disease? ✓ Correct Answer: A. Type 1 VWD