Coming in strong at second place in many reports, azithromycin is popular for its short course convenience, often called the “Z-Pak.” This macrolide antibiotic is frequently prescribed for respiratory infections such as bronchitis, sinusitis, and community-acquired pneumonia.
It also serves as an alternative for people with penicillin allergies facing strep throat or other issues. Some sexually transmitted infections and certain skin conditions may call for it as well.
The shorter duration – typically 500 mg on day one followed by 250 mg for the next four days – helps many people complete the full course.
But here’s the interesting part: while convenient, it’s important to discuss any heart history with your doctor because rare effects on heart rhythm have been noted in some studies. Stomach upset is another possible side effect to be aware of.
3. Doxycycline
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