A doctor may prescribe azithromycin (Zithromax), also known as Z-Pack, to help treat a sinus infection caused by one of the following bacterial infections: Haemophilus influenza Moraxella ...

Azithromycin (as dihydrate) 100mg/5mL, 200mg/5mL; pwd for oral susp. Use packets only for doses equal to 1g. COPD: 500mg once daily for 3 days; or 500mg once for 1 day, then 250mg once daily for 4 ...

Azithromycin (as dihydrate) 1g/packet (single-dose); pwd for oral susp. Use packets only for doses equal to 1g. COPD: 500mg once daily for 3 days; or 500mg once for 1 day, then 250mg once daily ...

When to Use and Avoid Antibiotics and Other Treatments to Try Medically reviewed by Kimberly Brown, MD Sinus infections that ...