what happens if you're itching during a blood transfusion
Allergic reaction and hives. If you have an allergic reaction to the transfusion, you may experience hives and itching during the procedure or very soon after. This type of reaction is usually treated with antihistamines.f you quickly develop a fever during the transfusion, you may be having a febrile transfusion reaction. Your doctor will stop the transfusion to do further tests before deciding whether to continue. A febrile reaction can also occur shortly after the transfusion.