how long does a prbc blood transfusion take
Answers.comÂ® is making the world better one answer at a time. It depends on the scenario, PRBC infusers can infuse 1 unit in 5 minutes in trauma settings with acute blood loss while people who have CHF and are at risk volume overload it can take as long as 2-3 or more hours to infuse 1 unit. 8 people found this useful.