<unk>  is a broad-spectrum penicillin antibiotic. It is active against both Gram-negative and some Gram-positive bacteria. Unlike most other extended spectrum penicillins, it is excreted by the liver, therefore it is useful for biliary tract infections, such as ascending cholangitis.
Mezlocillin
Cethromycin
Vancomycin
Meropenem
Aztreonam
Cefiderocol
Doripenem
Imipenem