Also known as Mezlin
Mezlocillin 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 colangitis.Source: Wikipedia
Patients are most commonly prescribed mezlocillin to treat blastomycosis, rabies, west nile virus, and pick disease.