Analgesia: Constant Rate Infusion (CRI)

Question 1

What is Constant Rate Infusion?

Answer 1

Administration of fluid solutions intravenously continuously at a constant rate

Question 2

What are the types of drugs administered for Constant Rate Infusion? (2)

Answer 2

1. analgesic

2. emergency

Question 3

What are the specific drugs administered for Constant Rate Infusion that are analgesic and emergency drugs? (3)

Answer 3

1. diazepam
2. dobutamine
3. dopamine

Question 4

Why are Constant Rate Infusions of analgesic drugs becoming more common for all stages of surgery for pain relief? (4)

Answer 4

1. Provide stable plane of analgesia
2. No peaks or troughs
3. Lower drug dosage delivered at any point in time
4. Greater control over drug administration

Question 5

What are the analgesic drugs that can be used for CRI’s? (4)

Answer 5

1. opioids
2. lidocaine
3. ketamine
4. alpha-2 agonists

Question 6

What are the opioids used for Constant Rate Infusion? (2)

Answer 6

1. morphine

2. fentanyl

Question 7

What is the alpha-2 agonist used for Constant Rate Infusion?

Answer 7

dexmedetomidine