C. Enterococci are frequently encountered uropathogens in complicated UTIs. In areas in which vancomycin-resistant Enterococcus faecium is prevalent quinupristin-dalfopristin (Synercid) may be useful.

• 在复杂型尿路感染中致病菌常是肠球菌合并尿路病原体。若是肠球菌对万古霉素不敏感则可使用由奎奴普丁和达福普汀制成的共杀剂。