Levofloxacin, sold under the brand name Levaquin among others, is a broad-spectrum antibiotic of the fluoroquinolone drug class. [7] It is the left-handed isomer of the medication ofloxacin. [7][8] It is used to treat a number of bacterial infections including acute bacterial sinusitis, pneumonia, H. pylori (in combination with other medications), urinary tract infections, Legionnaires. Levofloxacin may also be used to treat bronchitis, sinus infections, or urinary tract infections but should not be used for bronchitis and certain types of urinary tract infections if there are other treatment options available. Levofloxacin is in a class of antibiotics called fluoroquinolones. It works by killing bacteria that cause infections. Levofloxacin may cause serious liver problems, including hepatitis. Check with your doctor right away if you or your child start having nausea or vomiting, dark urine, light-colored stools, stomach pain, or yellow eyes or skin while using this medicine. Levofloxacin may cause diarrhea, and in some cases it can be severe. Levofloxacin is a fluoroquinolone antibiotic used to treat serious bacterial infections and prevent anthrax or plague exposure when safer options aren't suitable. Learn about levofloxacin usage and dosing. Read the latest news and reviews about the drug as well as potential side effects and popular alternatives. Levofloxacin is used to treat a variety of bacterial infections. This medication belongs to a class of drugs known as quinolone antibiotics. It works by stopping the growth of bacteria. Learn about side effects, dosages, drug interactions, and more. Medscape - Infection dosing for Levaquin, Levofloxacin Systemic (levofloxacin), frequency-based adverse effects, comprehensive interactions, contraindications, pregnancy & lactation schedules, and cost information. Find patient medical information for Levofloxacin (Levaquin) on WebMD including its uses, side effects and safety, interactions, pictures, warnings, and user ratings Levofloxacin (Levaquin) is an antibiotic that treats bacterial infections. It doesn’t treat colds, the flu or viral infections. Learn about the side effects of levofloxacin, from common to rare, for consumers and healthcare professionals.