What is Levaquin?

Common Brand(s): Levaquin

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.

This antibiotic treats only bacterial infections. It will not work for viral infections (such as common cold, flu). Using any antibiotic when it is not needed can cause it to not work for future infections.


  • traveler's diarrhea
  • pulmonary tuberculosis
  • active tuberculosis
  • plague
  • post-exposure anthrax prevention
  • acute maxillary Streptococcus pneumoniae sinusitis
  • acute maxillary Haemophilus influenzae sinusitis
  • acute maxillary Moraxella catarrhalis sinusitis
  • acute bacterial sinusitis
  • pneumococcal pneumonia
  • Klebsiella pneumonia
  • Haemophilus influenzae pneumonia
  • Haemophilus parainfluenza pneumonia
  • streptococcal pneumonia
  • staphylococcal pneumonia
  • gram-negative aerobic bacillary pneumonia
  • Legionella pneumophila pneumonia
  • Moraxella catarrhalis pneumonia
  • bacterial pneumonia
  • mycoplasmal pneumonia
  • chlamydial pneumonia
  • nosocomial pneumonia due to Haemophilus influenzae
  • Staphylococcus aureus bronchitis
  • Streptococcus pneumoniae bronchitis
  • Haemophilus influenzae bronchitis
  • Haemophilus parainfluenzae bronchitis
  • Moraxella catarrhalis bronchitis
  • chronic bronchitis with bacterial exacerbation
  • pyelonephritis
  • E. coli pyelonephritis
  • complicated bacterial infection of urinary tract
  • Enterococcus urinary tract infection
  • Enterobacter cloacae urinary tract infection
  • E. coli urinary tract infection
  • Klebsiella urinary tract infection
  • Proteus urinary tract infection
  • Pseudomonas aeruginosa urinary tract infection
  • Staphylococcus saprophyticus urinary tract infection
  • skin and skin structure infection
  • Staphylococcus aureus skin and skin structure infection
  • skin and skin structure Streptococcus pyogenes infection
  • complicated skin and skin structure Staphylococcus aureus infection
  • complicated skin and skin structure Enterococcus faecalis infection
  • complicated skin and skin structure Proteus infection
  • complicated skin and skin structure Streptococcus pyogenes infection
  • complicated skin and skin structure infection
  • cutaneous anthrax
  • postexposure plague prophylaxis
  • nosocomial pneumonia due to methicillin-sensitive Staphylococcus aureus
  • synergy for nosocomial pneumonia due to Pseudomonas aeruginosa
  • nosocomial pneumonia due to Serratia marcescens
  • nosocomial pneumonia due to Escherichia coli
  • nosocomial pneumonia due to Klebsiella pneumoniae
  • nosocomial pneumonia due to Streptococcus pneumoniae
  • chronic Escherichia coli prostatitis
  • chronic Enterococcus faecalis prostatitis
  • chronic Staphylococcus epidermidis prostatitis
  • bacterial urinary tract infection
  • diabetic foot infection

Usage Instructions

Read the Medication Guide provided by your pharmacist before you start taking levofloxacin and each time you get a refill. If you have any questions, ask your doctor or pharmacist.

Take this medication by mouth as directed by your doctor, usually once daily with or without food. Drink plenty of fluids while taking this medication unless otherwise directed by your doctor.

Take this medication at least 2 hours before or 2 hours after taking other products that may make it work less well. Examples include quinapril, sucralfate, vitamins/minerals (including iron, zinc), and products that contain magnesium, aluminum, or calcium (such as antacids, didanosine solution, calcium-enriched juice), among others. Ask your pharmacist about all the products you take.

The dosage and length of treatment are based on your medical condition and response to treatment. In children, the dosage is also based on weight.

For the best effect, take this antibiotic at evenly spaced times. To help you remember, take this medication at the same time every day.

Continue to take this medication until the full prescribed amount is finished, even if symptoms disappear after a few days. Stopping the medication too early may result in a return of the infection.

Tell your doctor if your condition lasts or gets worse.


Store at room temperature away from light and moisture. Do not store in the bathroom. Keep all medications away from children and pets.

Do not flush medications down the toilet or pour them into a drain unless instructed to do so. Properly discard this product when it is expired or no longer needed. Consult your pharmacist or local waste disposal company.

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