Azithromycin belongs to a group of antibiotics called macrolides. It works by stopping bacteria from growing, which helps the body fight infection. It does not work against viruses like the common cold or flu. What Is It Used For? Azithromycin is used to treat several bacterial infections, including: Respiratory infections (such as bronchitis or pneumonia) Throat and sinus infections Ear infections Skin infections Some sexually transmitted infections (STIs) Doctors choose azithromycin because it often requires fewer doses than other antibiotics. How Is It Taken? Azithromycin is usually taken by mouth as a tablet, capsule, or liquid. Many prescriptions last only 3 to 5 days, but the medicine continues working in the body even after the last dose. It’s important to: Take it exactly as prescribed Finish the full course, even if you feel better Take it at the same time each day if possible Possible Side Effects Most people tolerate azithromycin well. Some common side effects include: Nausea Diarrhea Stomach pain Headache Serious side effects are rare, but you should contact a doctor if you notice severe allergic reactions, irregular heartbeat, or extreme weakness. Important Things to Remember Only use azithromycin when prescribed by a healthcare professional Do not share antibiotics with others Misusing antibiotics can lead to resistance, making infections harder to treat in the future Azithromycin is a helpful and widely used antibiotic when taken correctly. If you have questions about whether it’s right for you, or if you experience unusual symptoms while taking it, always talk to your doctor or pharmacist.

Disclaimer & Credit: All medical articles including ours, are informative and provide population trends not specific to individuals which can be very different. Always seek personalized medical advice from your doctor for individual healthcare decisions.

Posted December 31, 2025