This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: CHF, Angina Pectoris and Myocardial Infarction, Subject name: Pharmacology
[{'content': 'Which of the following drug can increase the calcium sensitivity of myocytes ? \nSelect and explain. \nA. Omapatrilat, B. Levosimendan, C. Milrinone, D. Sacubitril', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Levosimendan Calcium sensitizer which increases the sensitivity of the hea to calcium Positive ionotropic effect on hea without rise in intracellular calcium. Also act as PDE 3 inhibitor. Note : Other drugs in the options are not related to calcium sensitivity of the hea.', 'role': 'assistant'}]