Florfenicol is a broad spectrum antibiotic that has activity against many bacteria such as Pasteurella multocida, Pasteurella haemolytica, Haemophilus somnus and Mycoplasma bovis. It acts by binding to the 50S ribosome, thereby inhibiting bacterial protein synthesis.
Flunixin meglumine belongs to NSAIDs which have analgesic, anti-inflammatory and antipyretic activity by acting as a very potent inhibitor of cyclooxygenase.