b Doripenem regimen was 500 mg i.v. every 8 hours; unless otherwise noted, the infusion lasted 60 minutes. c 4-hour infusion. d 500 mg i.v. every 6 hours via a 30-minute infusion or 1 g every 8 ...

They adapt rapidly to drugs, rendering many existing treatments ineffective. Such antibiotic-resistant bacteria, often dubbed "superbugs," pose a critical threat to patients with chronic illnesses ...