Pharmacology Which of the following drugs hyperpolarizes AV nodal tissue, is used in PSVT and has short lasting adverse effects ? A Verapamil B Digoxin C Adenosine D Propranolol 💡 Explanation Which of the following drugs hyperpolarizes AV nodal tissue, is used in PSVT and has short lasting adverse effects ? ✓ Correct Answer: C. Adenosine