Pharmacology Pancuronium differs from tubocurarine in that: A It is a depolarizing blocker B Its action is not reversed by neostigmine C It can cause rise in BP on rapid I.V. injection D It causes marked histamine release 💡 Explanation Pancuronium differs from tubocurarine in that: ✓ Correct Answer: C. It can cause rise in BP on rapid I.V. injection