A provider evaluates a 45-year-old female with dysuria and u…
A provider evaluates a 45-year-old female with dysuria and urinary frequency for 2 days. She is afebrile and denies flank pain. Urinalysis is consistent with acute uncomplicated cystitis. Her estimated creatinine clearance is 25 mL/min, she has a documented history of anaphylaxis to amoxicillin, and reports a rash with prior trimethoprim-sulfamethoxazole use.Based on appropriate antibiotic selection for this patient, which of the following education points is most essential?