Diagnostic group	Route of administration	Duration of therapy	Empiric options	Cost (generic)*
Acute uncomplicated urinary tract infections in women	Oral	Three days	Trimethoprim-sulfamethoxazole (Bactrim DS), one double-strength tablet twice daily	$ 7.50 (2.00)
			Trimethoprim (Proloprim), 100 mg twice daily	4.00 (1.00)
			Norfloxacin (Noroxin), 400 mg twice daily	18.50
			Ciprofloxacin (Cipro), 250 mg twice daily	19.50
			Lomefloxacin (Maxaquin), 400 mg per day	20.00
			Ofloxacin (Floxin), 200 mg twice daily	21.00
			Enoxacin (Penetrex), 200 mg twice daily	18.00
			Sparfloxacin (Zagam), 400 mg as initial dose, then 200 mg per day	25.00
			Levofloxacin (Levaquin), 250 mg per day	19.00
			Nitrofurantoin (Macrodantin), 100 mg four times daily	17.00 (14.00)
			Cefpodoxime (Vantin), 100 mg twice daily	17.00
			Cefixime (Suprax), 400 mg per day	21.00
			Amoxicillin-clavulanate potassium (Augmentin), 500 mg twice daily	17.50
Acute uncomplicated pyelonephritis	Oral	14 days	Trimethoprim-sulfamethoxazole DS, one double-strength tablet twice daily	36.00 (11.00)
				105.50
			Ciprofloxacin, 500 mg twice daily
			Levofloxacin, 250 mg per day	92.00
			Enoxacin, 400 mg twice daily	191.00
			Sparfloxacin, 400 mg initial dose, then 200 mg per day	104.50
			Ofloxacin, 400 mg twice daily	124.50
			Cefpodoxime, 200 mg twice daily	111.00
			Cefixime, 400 mg per day	97.50
	Parenteral	Up to 3 days†	Trimethoprim-sulfamethoxazole 160/800 twice daily	32.00 (12.00) per day
			Ceftriaxone (Rocephin), 1 g per day	41.00 per day
			Ciprofloxacin, 400 mg twice daily	57.50 per day
			Ofloxacin, 400 mg twice daily	53.00 per day
			Levofloxacin, 250 mg	21.00 per day
			Aztreonam (Azactam), 1 g three times daily	48.50 per day
			Gentamicin (Garamycin), 3 mg per kg per day in3 divided doses every 8 hours‡§	12.50 (2.50 to3.00) per day
Complicated urinary tract infections	Oral	14 days	Fluoroquinolones
	Parenteral	Up to 3 days	Ampicillin, 1 g every six hours, and gentamicin, 3 mg per kg per day‡	14.50 (5.00 to5.50) per day
Urinary tract infections in young men	Oral	Seven days	Trimethoprim-sulfamethoxazole, one double-strength tablet twice daily	18.00 (5.50)
			Fluoroquinolones
Urinary tract infections in pregnant women	Oral	Three to seven days	Amoxicillin, 250 mg three times daily	2.00 to 4.50(1.00 to 5.00)
Asymptomatic bacteriuria in pregnant women	Oral	Three to seven days	Nitrofurantoin, 100 mg four times daily	12.00 to 28.00(14.00 to 32.50)