Commonly recommended for:

a) Treatment of traveler’s diarrhea
b) Treatment of respiratory infections like sinusitis, bronchitis & pneumonia


a) Traveler’s diarrhea –500 mg tablet once a day for 3 days
b) Respiratory illness – 500 mg tablet once a day for 7-10 days

Take with food:


Pregnancy risk:

Avoid if pregnant

Alcohol drinking:


Breast feeding risk:

Avoid if breast feeding


Allergy to levofloxacin or any quinolone family of antibiotics like ciprofloxacin etc.

Special precautions:

Can prolong QT-c interval & result in rhythm disturbances
Can cause variable blood sugars (high or low) in diabetics
Can cause confusion, hallucinations and seizures in those with neurologic problems
Can cause tendon rupture in elderly
Can exacerbate symptoms of myasthenia gravis

Common side effects:

Nausea, vomiting, abdominal pain and diarrhea
Dizziness, headache
Rash, sunburn

Common Drug interactions:

Increases levels of Coumadin (warfarin) can result in bleeding.
Increase or decrease effectiveness of oral hypoglycemic drugs (sulfonylureas).
May interfere with effectiveness of vaccines: Postpone vaccinations by 3 days.

Discuss above and other medication interactions with your pharmacist.

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