Zithromax is a macrolide antibiotic used to treat bacterial infections. Zithromax is available in generic form.


Side Effects:

The most common side effects of Zithromax include:

– diarrhea

– nausea

– vomiting

– abdominal pain

– headache

– skin rash or itching

More serious side effects may include:

– watery or bloody diarrhea

– fever

– chills

– body aches or flu symptoms

– urinating less than usual or not at all

If you experience any of these side effects, call your doctor immediately. Zithromax can also cause serious allergic reactions. If you experience any of the following symptoms, stop taking Zithromax and seek medical attention:

– hives

– difficulty breathing

– swelling of the face, lips, tongue, or throat


Zithromax is available in the following dosages:

– 250 mg

– 500 mg

– 600 mg

For most infections, Zithromax is taken for 3 to 5 days. The dosage and length of treatment depends on the type of infection being treated. Zithromax may be taken with or without food.

If you are taking Zithromax to treat chlamydia, you will need to have a follow-up test to make sure the infection has been cleared.


Zithromax can interact with other medications. Tell your doctor all prescription and over-the-counter medications and supplements you take.