Orbax (orbifloxacin) is a broad spectrum antibiotic indicated for treatment of skin and soft tissue infections (wounds and abscesses) in dogs and cats, and urinary tract infections (cystitis) in dogs, associated with bacteria susceptible to orbifloxacin. Key Benefits Once-a day dosing for better compliance. Approved for use in both cats and dogs. Flexible dose range for treatment in accordance with the clinical severity of the condition. Broad spectrum bactericidal activity for high first-treatment cure rates. Low protein binding level.1 How it works Orbax (orbifloxacin) belongs to a class of drugs known as fluoroquinolone antibiotics. It acts by inhibiting the synthesis of bacterial DNA, resulting in death of the bacteria. Indications Orbax (orbifloxacin) Tablets are indicated for the management of diseases in dogs and cats associated with bacteria susceptible to orbifloxacin. Orbax is a registered trademark of Intervet Inc., d/b/a Merck Animal Health, a subsidiary of Merck & Co. Inc.