Compare Biaxin vs. Levaquin

Head-to-head comparisons of medication uses, side effects, ratings, and more.

Biaxin (clarithromycin)

Prescription only

Levaquin (levofloxacin)

Prescription only
Treats bacterial infections.

Biaxin (clarithromycin) is a good first-choice medicine to treat most common respiratory infections. Side-effects are common, but mild.

Treats bacterial infections.

Levaquin (levofloxacin) effectively treats different types of bacterial infections, but it is relatively more expensive than some of its alternatives.

4.4/ 7 average rating with 90 reviewsforLevaquin
Upsides
  • Good first-choice treatment for respiratory infections.
  • Compared to similar medicines, Biaxin (clarithromycin) is better tolerated.
  • Available as an extended-release pill for convenient once daily dosing and as a liquid for trouble swallowing pills.
  • Children as young as 6 months can use Biaxin (clarithromycin) safely and effectively.
  • Available as a generic medicine.
  • Liquid form of Levaquin (levofloxacin) is available for those with trouble swallowing.
  • Treats a variety of bacterial infections.
  • Take only once a day.
  • Can take pill form with or without food.
Downsides
  • Can cause changes in taste.
  • Can cause abnormal heart rhythms.
  • Biaxin (clarithromycin), can interact with other medications. Talk to your doctor or pharmacist, especially if you are taking medicines for heart problems or gout.
  • If you have kidney or liver problems, Biaxin (clarithromycin) might not be a good option.
  • People with diabetes need to check their blood sugar levels regularly while taking Levaquin (levofloxacin).
  • Can't take Levaquin (levofloxacin) at the same time as antacids or vitamins.
  • Levaquin (levofloxacin) can increase your skin's sensitivity to sunlight and make you more likely to get a rash.
  • Relatively more expensive compared to similar alternatives.
  • Associated with serious and some potentially life-threatening side effects.
Used for
Dosage forms
  • Pill
  • Extended release pill
  • Liquid
  • Pill
  • Liquid
Price
Lowest price near you
$33.04
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$4
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Reviews
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90 
53%
think this treatment is worth it
40%
think this treatment works well
31%
think this treatment is a hassle

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Side effects
7possible side effects
  • Nausea
    12%
  • Vomiting
    8%
  • Abnormal changes in taste
    4%
  • Abdominal pain
    3%
  • Diarrhea
    3%
  • Rash
    3%
  • Headache
    2%
See more detailed side effects
The Levaquin (levofloxacin) FDA package insert doesn’t have numbers about how common side effects are.
Risks and warnings
  • Abnormal heart rhythm

    History of heart arrhythmias

    ...and 3 more risk factors

  • Severe diarrhea caused by bacteria

    Antibiotic use

  • Birth defects

    Pregnancy

See more detailed risks and warnings
  • Tendon rupture and inflammation

    People over age 60

    ...and 2 more risk factors

  • Myasthenia gravis

    Those with a history of myasthenia gravis

  • Changes in mood and behavior

    Those with a history of depression

  • Effects on heartbeat

    Those with a history of heart rhythm problems

    ...and 2 more risk factors

See more detailed risks and warnings