A drug that belongs to CLASS I (Na+-channel blockers)?
A. Quinidine (IA)
B. Metoprolol
C. Amiodarone
D. Verapamil
Answer:A
A drug that belongs to CLASS I (Na+-channel blockers)?
A. Quinidine (IA) B. Metoprolol C. Amiodarone D. Verapamil