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A 72-year-old female patient has been transported to the hospital from home due to severe shortness of breath and wheezing. The patient arrives at the ER and her oxygen saturation is 67% and she has audible wheezing. The client is visibly struggling to breathe, her skin is pale and slightly cyanotic. The nurse administers 2L of oxygen via nasal canula and obtains vitals and an ABG. The client is admitted to the hospital with acute exacerbation of chronic heart failure and is transferred to the medical surgical unit. The nurse starts her on furosemide and continues to administer oxygen and monitor her oxygen saturation. After three days in the hospital, the patient develops symptoms of a urinary tract infection. What is a first line antibiotic administered for hospital acquired urinary tract infections?
A. Trimethoprim-sullfame thoxazole
B. Nitrofurantoin
C. Cephalexin
D. Ceftriaxone