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infections caused by bacteria
Zithromax is used to treat many different types of infections caused by bacteria, such as respiratory infections, skin infections, ear infections, and sexually transmitted diseases.

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Zithromax Generic

lawn greeningZithromax is a prescription medication used to treat many bacterial infections such as those of the lungs and airways, eyes, ears, sinuses, skin, throat, and infections from sexually transmitted diseases.

Take Zithromax exactly as prescribed by your doctor. Follow all directions on your prescription label. Do not take this medicine in larger or smaller amounts or for longer than recommended. The dose and length of treatment may not be the same for every type of infection.


Use this medicine for the full prescribed length of time. Your symptoms may improve before the infection is completely cleared. Skipping doses may also increase your risk of further infection that is resistant to antibiotics.


  • It usually takes 30 to 60 minutes to work for erectile dysfunction. You can take it once a day, at least 30 minutes before you want to have sex. Keep all medicines out of the reach of children.


  • 40 mg/day PO for pulmonary hypertension; 5 mg/day PO for erectile dysfunction for once daily use; 20 mg/dose PO for erectile dysfunction for as needed use, not to exceed 1 dose/24 hours in most patients; 5 mg/day PO for benign prostatic hyperplasia (BPH) or combined treatment of erectile dysfunction/BPH for once daily use.


  • This list is not complete. Other drugs may interact with Zithromax, including prescription and over-the-counter medicines, vitamins, and herbal products. Not all possible interactions are listed in this medication guide.


  • But drinking larger quantities of alcohol is not recommended generally while you are fighting an infection because it may hinder the body’s ability to fight the infection, lead to dehydration, and interrupt sleep.


Drinking large quantities of alcohol while taking Zithromax may also worsen common side effects of Zithromax such as nausea, diarrhea, vomiting, abdominal pain, dyspepsia, flatulence, fatigue, and headache.