This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Other Respiratory Disorders, Subject name: Pediatrics
[{'content': 'In a child with exercise induced asthma, which is done: \nSelect and explain. \nA. Prophylaxis with steroids, B. Prophylaxis with Beta agonist, C. Prophylaxis with Montelukast, D. Breathing exercise', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Leukotriene receptor antagonists like Montelukast and Zafirlukast, have bronchodilator and targeted anti-inflammatory propeies and reduce exercise, aspirin, and allergen-induced bronchoconstriction', 'role': 'assistant'}]