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': 'Which is the most common side effect of inhaled beclomethasone dipropionate: \nSelect and explain. \nA. Oropharyngeal candidiasis, B. Pneumonia, C. Atrophic rhinitis, D. Pituitary adrenal suppression', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Most of the side effects of steroids are mainly hoarseness, oropharyngeal candidiasis, decreased growth in children with adrenal suppression.\n• The plausible explanation is that since these drugs are inhaled, they avoid the first pass metabolism that orally administered steroids undergo and hence have a preponderance to cause the usual manifestations of steroid toxicity.', 'role': 'assistant'}]