Forholdsreglerne omfatter omhyggelig udvælgelse af donorer af blod og plasma for at sikre, at de, der har risiko for at være smittebærere, udelukkes, og at hver donation og plasmapool testes for tegn på virus/ infektioner.
These include careful selection of blood and plasma donors to make sure those at risk of carrying infections are excluded, and the testing of each donation and pools of plasma for signs of virus/ infections.