Azithromycin 250mg
Generic For: Zithromax
Azithromycin 250mg (brand name Zithromax) is a prescription macrolide antibiotic used to treat bacterial infections such as pneumonia, bronchitis, sinus infections, and chlamydia. If you're wondering where to buy azithromycin or whether it's available over the counter, know that it requires a prescription in the U.S. After a licensed provider reviews your information, your order ships from a licensed U.S. pharmacy.
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5-day supply · $3.33/tablet
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Buy Azithromycin 250mg (Zithromax) Online
A macrolide antibiotic for respiratory infections, skin infections, and chlamydia
Azithromycin 250mg Quick Facts
| Drug class | Macrolide antibiotic |
|---|---|
| Treats | Respiratory infections, skin infections, chlamydia, ear infections |
| Form | Tablet |
| Typical dosing | Take 2 tablets together by mouth on day 1, then 1 tablet by mouth daily for 4 days. |
| Prescription required | Yes — prescription only |
What Is Azithromycin 250mg?
Azithromycin is a macrolide antibiotic that works by stopping the growth of bacteria. It is commonly prescribed as a 5-day course, often called a Z-Pak, for a range of bacterial infections. Azithromycin is not available over the counter in the U.S. — a prescription from a licensed provider is required. It treats only bacterial infections and will not work for viral illnesses like colds or the flu.
What Does Azithromycin 250mg Treat?
Community-acquired pneumonia
Acute bacterial exacerbations of chronic bronchitis (COPD)
Acute bacterial sinusitis
Pharyngitis and tonsillitis (strep throat, second-line)
Uncomplicated skin and skin structure infections
Urethritis and cervicitis due to chlamydia
Acute otitis media (ear infection)
Azithromycin 250mg Dosage
Respiratory/skin infections: 500 mg by mouth on Day 1, then 250 mg once daily on Days 2–5
Chlamydia (urethritis/cervicitis): 1 g (4 x 250 mg tablets) by mouth as a single dose
Take with or without food
Your prescriber will determine the dose and duration that are right for you. Always follow the directions on your prescription label.
Azithromycin 250mg Side Effects
Common side effects
- Diarrhea
- Nausea
- Abdominal pain
- Vomiting
- Headache
- Dizziness
- Rash
Serious side effects
Stop taking this medication and seek medical attention right away if you experience:
- Severe allergic reaction (swelling of face, tongue, or throat; difficulty breathing)
- Irregular heartbeat or QT prolongation (fainting, palpitations)
- Severe or persistent diarrhea (possible C. difficile infection)
- Liver problems (yellowing of skin or eyes, dark urine)
- Severe skin reactions (blistering, peeling rash)
Warnings & Interactions
Do not use if you have a history of allergic reaction to azithromycin, erythromycin, or other macrolides
Do not use if you had liver problems (cholestatic jaundice) with prior azithromycin use
May prolong the QT interval; use caution with heart rhythm disorders or other QT-prolonging drugs
Antacids containing aluminum or magnesium can reduce absorption; separate dosing
May worsen symptoms of myasthenia gravis
Tell your provider about all medications, including blood thinners like warfarin
Contact your provider if diarrhea occurs during or after treatment
Tell your prescriber about all medications, supplements, and health conditions before starting azithromycin 250mg.
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