A Study of Efficacy and Safety of Intravenous Cefiderocol (S-649266) Versus Imipenem/Cilastatin in Complicated Urinary Tract Infections

2000 mg intravenously every 8 hours for 7 to 14 days; dose adjustments for participants with reduced renal function (estimated CrCl ≤ 70 mL/minute) and/or body weight (\< 70 kg) included every 6-hour dosing intervals and/or reduced doses.

1000 mg of each intravenously every 8 hours for 7 to 14 days; dose adjustments for participants with reduced renal function (estimated CrCl ≤ 70 mL/minute) and/or body weight (\< 70 kg) included every 6-hour dosing intervals and/or reduced doses.