Drug	Dosage	Comments
Ciprofloxacin (Cipro)	750 mg orally every 12 hours	Fluoroquinolone for oral therapy
	400 mg IV every 12 hours
Ticarcillin-clavulanate potassium (Timentin)	3 g IV every 4 hours	Antipseudomonal penicillin
Piperacillin-tazobactam (Zosyn)	4 to 6 g IV every 4 to 6 hours	Antipseudomonal penicillin; at this dosage, combine piperacillin-tazobactam with an aminoglycoside.
Ceftazidime (Fortaz)	2 g IV every 8 hours	Third-generation cephalosporin
Cefepime (Maxipime)	2 g IV every 12 hours	Fourth-generation cephalosporin
Tobramycin (Nebcin)	According to patient weight: 1 to 1.66 mg per kg IV or IM every 8 hours	Aminoglycoside; combine tobramycin with a penicillin.
Gentamicin (Garamycin)	According to patient weight: 1 to 1.66 mg per kg IV or IM every 8 hours	Aminoglycoside; combine gentamicin with a penicillin.