This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pharmacology
[{'content': 'All are inotropic agents, except- \nSelect and explain. \nA. Isoprenaline, B. Amiodarone, C. Dopamine, D. Amrinone', 'role': 'user'}, {'content': "Answer: B \nExplanation: 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", 'role': 'assistant'}]