In general, fresh frozen plasma costs around$80 to$100 per 100ml. Plasma is a kind of blood product widely used in clinic, commonly used fresh plasma and fresh frozen plasma. Plasma can be used in the treatment of various coagulation disorders and autoimmune diseases, with wide clinical applications, especially in various coagulation disorders, such as hemophilia A, hemophilia B, and vascular hemophilia, etc., which can be cured by supplementing plasma to increase the concentration of coagulation factors in the body. In addition, when the patient has long-term chronic wasting disease, lowered immunity and hypoproteinemia, the patient’s immunity can be improved through appropriate plasma supplementation to increase the concentration of albumin in the patient’s body. However, if the patient is elderly and has chronic cardiac insufficiency himself, he should pay attention to the infusion rate of plasma not to be too fast to avoid inducing acute cardiac failure.