When incompatible blood is given, antibodies and complement in the recipient plasma attack the antigens on the donor RBC. Hemolysis ensues The antigen-antibody complex activate the Hageman factor (factor XII), which acts on the kinin system to produce bradykinin
Three years. The month and year of expiration is reflected on the individual packets and the outside of the box directly under the âDrug Factsâ section. Due to the high demand, all of our saline has been purchased long before it approaches expiration. more.
Best Answer: Yes they do. Each dressing/bandaid is sterile in its package until it is opened. After the expiration date the dressing is no longer sterile. All sterile bandages have expiration dates. Usually the date is listed on the box and not each bandage. The dating is more cost effective this way. Source(s):