All are inotropic agents, except-

Ans. is 'b' i.e., Amiodarone o Inotropic drugs increase the contractility of heao Various inotropic drugs arei) Isoprenaline iii) Adrenaline v) Milirinone vii) Dobutamineii)Dopamine iv) Amrinone vi) Digitalis viii) Levosimendon