Levofloxacin — Uses, Dosage, Side Effects & Safety

Drug class: Antibiotic (Fluoroquinolone)

Overview

Levofloxacin is a prescription antibiotic used to treat a wide range of bacterial infections, including those of the lungs (such as pneumonia), urinary tract, skin, sinuses, and prostate. It is also sometimes used to treat certain types of gastrointestinal infections and to prevent or treat inhalational anthrax. Levofloxacin belongs to the fluoroquinolone class of antibiotics. It works by stopping the growth and multiplication of bacteria, helping your body fight off infection. It is not effective against viral infections like the common cold or flu. Key points: Take levofloxacin exactly as prescribed, finish the full course even if you feel better, and let your doctor know about any side effects or allergies. Do not share this medication with others.

Therapeutic uses

• Community-acquired pneumonia
• Acute bacterial sinusitis
• Chronic bronchitis exacerbation
• Complicated urinary tract infections
• Skin and skin structure infections

Common side effects

• Nausea
• Diarrhea
• Headache
• Dizziness
• Tendon rupture
• Peripheral neuropathy
• QT prolongation

Frequently Asked Questions about Levofloxacin

What infections does levofloxacin treat?

Levofloxacin treats bacterial infections such as pneumonia, bronchitis, sinusitis, urinary tract infections, skin infections, and some types of gastrointestinal and prostate infections.

How quickly does levofloxacin work?

Most people start to feel better within a few days of starting levofloxacin, but it is important to finish the entire prescribed course to ensure the infection is fully treated.

Can I drink alcohol while taking levofloxacin?

Moderate alcohol consumption is unlikely to interact directly with levofloxacin, but alcohol may worsen side effects such as dizziness or stomach upset. It is best to limit alcohol use during treatment.

Is levofloxacin safe during pregnancy or breastfeeding?

Levofloxacin is generally not recommended during pregnancy or breastfeeding unless clearly needed, as it may affect fetal or infant bone and joint development. Discuss risks and benefits with your doctor.

What should I do if I develop tendon pain while taking levofloxacin?

Stop taking levofloxacin immediately and contact your doctor if you experience tendon pain, swelling, or weakness. Early intervention may prevent serious tendon injury.

Can levofloxacin cause allergic reactions?

Yes, serious allergic reactions are possible. Seek immediate medical help if you develop hives, swelling, difficulty breathing, or severe rash.

Are there any foods or medicines I should avoid while taking levofloxacin?

Avoid taking levofloxacin with dairy products, antacids, or supplements containing iron, magnesium, or zinc, as these can reduce absorption. Take levofloxacin at least 2 hours before or after these products.

Educational information only. Always consult a qualified healthcare professional before starting, stopping, or changing any medication.