Zithromax: Treat Bacterial Infection, Uses, Dosage, Side ... - RxList

What Is Zithromax or Z-PAK?

Zithromax or Z-PAK (azithromycin) is a semi-synthetic macrolide antibiotic used for treating:

• otitis media (middle ear infection),
• tonsillitis,
• laryngitis,
• bronchitis,
• pneumonia,
• and sinusitis caused by susceptible bacteria.

Zithromax is also effective against several sexually transmitted infectious diseases (STDs) such as nongonococcal urethritis and cervicitis. Zithromax is available in generic form.

What Are Side Effects of Zithromax or Z-PAK?

Common side effects of Zithromax include:

• diarrhea or loose stools,
• nausea,
• abdominal pain,
• stomach upset,
• vomiting,
• constipation,
• dizziness,
• tiredness,
• headache,
• vaginal itching or discharge,
• nervousness,
• sleep problems (insomnia),
• skin rash or itching,
• ringing in the ears,
• hearing problems,
• or decreased sense of taste or smell.

Dosage for Zithromax Z-PAK

A typical oral dose of Zithromax consists of 500 mg for 1 day then 250 mg for 4 days. A typical intravenous dose consists of 500 mg for 2 days followed by 500 mg orally daily for an additional 5-8 days.

What Drugs, Substances, or Supplements Interact with Zithromax Z-PAK?

Zithromax may interact with:

• Aresenic trioxide,
• cyclosporine,
• pimozide,
• tacrolimus,
• theophylline,
• warfarin,
• other antibiotics,
• antidepressants,
• anti-malaria medications,
• cholesterol-lowering medicines,
• ergot medicines,
• heart or blood pressure medications,
• heart rhythm medicines,
• HIV medicines,
• medicine to prevent or treat nausea and vomiting,
• medicines to treat psychiatric disorders,
• migraine headache medicines,
• narcotics,
• sedatives,
• tranquilizers, or
• seizure medicines

Tell your doctor all medications and supplements you use.

Zithromax Z-PAK During Pregnancy and Breastfeeding

There are no adequate studies of Zithromax in pregnant women and it is not known whether Zithromax is excreted in breast milk. Only use Zithromax in pregnant or nursing mothers when absolutely necessary.

Additional Information

Our Zithromax Side Effects Drug Center provides a comprehensive view of available drug information on the potential side effects when taking this medication.