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Azithromycin Z-Pak (U.S.N.L.M.)
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| Dosing (sinus and soft tissue infection) | Two 250mg tablets the first day, then 1 tablet per day for 4 days Tri-Pak: one 500mg pill per day. |
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| Chem Specs | azithromycin | |
| Quantities | Z-Pak = Package of six 250mg tablets Tri-Pak = package three 500mg tablets. Zmax = 1,000mg oral suspension, 2,000mg oral suspension. Azithromycin availability: 250mg, 500mg, 600mg tablets. 200mg/5ml suspension in 15, 22.5, 30ml bottle, 100mg/5ml suspension in 15ml bottle. |
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| Cost | 35.00 (Z-Pak generic) | |
| Class | azalide macrolide antibiotic | |
| Action | Blocks bacterial protein synthesis. (Binds ribosome 50s subunit.) | |
| Usage | Indicated in the treatment of sinusitis due to Haemophilus influenzae, Moraxella catarrhalis, or Streptococcus pneumoniae and skin structure infections due to Staphylococcus aureus, Streptococcus pyogenes, or Streptococcus agalactiae. |
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| Resistance is endemic in many areas. | ||
| Contraindications | Hypersensitivity to azithromycin, erythromycin, any macrolide or ketolide antibiotic. | |
| Pediatric use | > 5 months | |
| Pregnancy | Category B | |