Blood product

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A blood product is any therapeutic substance prepared from human blood.^[1] This includes whole blood; blood components; and plasma derivatives. Blood components include: red blood cell concentrates or suspensions; platelets produced from whole blood or via apheresis;Granulocyte, plasma; and cryoprecipitate. Some products for tropical use, such as serum eye drops, have also been recently classified as blood components.^[2] Plasma derivatives are plasma proteins prepared under pharmaceutical manufacturing conditions, these include: albumin; coagulation factor concentrates; and immunoglobulins.

Blood products may also be called blood-based products or blood-derived products. to differentiate them from blood substitutes, which generally refer to artificially produced products. Although many blood products have the effect of volume expansion, the group is usually distinguished from volume expanders, which generally refers to artificially produced substances and are thereby within the scope of blood substitutes.