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': 'Use of tiotropium is contra–indicated in: \nSelect and explain. \nA. Bronchial asthma, B. Hypertension, C. Urinary retention, D. Peptic ulcer disease', 'role': 'user'}, {'content': 'Answer: C \nExplanation: SPIRIVA\xa0HANDIHALER (tiotropium\xa0bromide inhalation powder) is\xa0indicated\xa0for the long-term,\nonce-daily, maintenance treatment of bronchospasm associated with chronic obstructive pulmonary disease (COPD), \nincluding chronic bronchitis and emphysema.\xa0SPIRIVA\xa0HANDIHALER is\xa0indicated\xa0to reduce exacerbations in COPD patients', 'role': 'assistant'}]