Certified Registered Nurse Anesthetist (CRNA) Practice Exam

What is the recommended IV dose range for administering epinephrine?

1. 1-5 mcg/min

2. 5-15 mcg/min

3. 10-20 mcg/min

4. 2-10 mcg/min

The correct answer is: 2-10 mcg/min

The recommended IV dose range for administering epinephrine is critical for effectively managing conditions such as cardiac arrest or severe anaphylactic reactions. The range of 2-10 mcg/min reflects the typical dosing protocol that ensures sufficient pharmacological effect while minimizing the risk of potential side effects. At the lower end of this range, 2 mcg/min can provide a starting point for patients who may be particularly sensitive to epinephrine. The upper limit of 10 mcg/min allows for adequate stimulation of the alpha and beta adrenergic receptors, which is essential for achieving desired outcomes such as increased cardiac output and improved peripheral vasoconstriction during resuscitation efforts. Furthermore, utilizing this dose range aligns with established clinical guidelines and literature that support its safety and efficacy in various emergency scenarios. Additionally, this dosing approach allows for titration based on patient response, ensuring that the administration remains both effective and safe.