Mechanism of action of levosimendon include: (A) Na channel opener, (B) Potassium channel opener, (C) Beta blockers, (D) Beta 1 agonist
Answer is B. Mechanism of action Levosimendan exes its positive inotropic effect by increasing calcium sensitivity of myocytes by binding to cardiac troponin C in a calcium-dependent manner. ... The combined inotropic and vasodilatoryactions result in an increased force of contraction, decreased preload and decreased afterload. Refer katzung 11e p221