Medicine Which of the following is the most likely reason why fentanyl does not disturb cardiovascular stability as much as morphine? A is water soluble B is lipid soluble C does not stimulate histamine release D is long acting 💡 Explanation Which of the following is the most likely reason why fentanyl does not disturb cardiovascular stability as much as morphine? ✓ Correct Answer: C. does not stimulate histamine release