Which of the following β - blocker has membrane stabilizing action: (A) Nadalol, (B) Atenolol, (C) Propanalol, (D) Nebivalol
Answer is C. β blockers with membrane stabilizing effect: Carvedilol, Betaxolol, Labetalol, Acebutalol, Metaprolol, Propanolol.
Infact Propanalol has the maximum membrane stabilizing property.