Medical Mcqs

Mechanism of action of nifidipine is_____________?
  • (A)  It has a prominent smooth muscle relaxant action causes arteolar dilation leading to fall in blood pressure
  • (B)  Nifidipine depresses the SA node thus decreasing mycocoardial excitability
  • (C)  Mainly depression of A-V conduction
  • (D)  Decreased cardiac output thus decreasing load on myocardium