Plasma-derived or Recombinant Concentrates
If you or your child doesn’t respond to desmopressin or it is not recommended based on the type of von Willebrand disease you have, then you may have to use a medication known as a von Willebrand factor-containing concentrate. These products supplement the missing von Willebrand factor in your body with von Willebrand factor obtained from another source. There are two classes of concentrates available: