Please consult your physician before taking any medication. Generic Name: moxifloxacin (moxi FLOX a sin) Brand Names: Avelox (Spanish name, Avelox 7D) What is Avelox? Avelox is an antibiotic in the class of drugs called fluoroquinolones. It fights bacteria in the body. It kills sensitive bacteria by stopping the production of essential proteins needed by the bacteria to survive. Avelox is used to treat bacterial infections caused by certain bacteria. Avelox may also be used for other purposes not listed in this medication guide.