How long does a blood transfusion last for anemia

Feeling the effects of the transfusion can depend on:

• the amount of blood you started with
• your overall health
• why you need the transfusion

Ideally, you will start to feel better immediately after receiving the transfusion because your blood is better able to function as it should.

Often, doctors will order a follow-up CBC about one hour after the transfusion to determine how the transfusion helped you.

If you have a condition where you are actively losing blood, such as gastrointestinal bleeding, your doctor will often need to treat your condition’s underlying cause before transfusions will have their full effects.

Also, while most transfusion reactions will be immediate, there are longer-term risks associated with blood transfusions.

What are the signs that you need a blood transfusion

Your doctor will monitor you for both. For more information, read about transfusion reactions.

Blood transfusions are usually intended to support your body until the condition subsides and your body can take over making blood again.

The healthy body makes millions of

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