What is the recommended dosage for a Z pack (azithromycin) and steroid (prednisone) combination? | Rounds What is the recommended dosage for a Z pack (azithromycin) and steroid (prednisone) combination? | Rounds
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What is the recommended dosage for a Z pack (azithromycin) and steroid (prednisone) combination?

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Azithromycin (Z-pack) Dosage

The standard 5-day oral azithromycin (“Z-pack”) regimen is 500 mg by mouth once on Day 1, followed by 250 mg by mouth once daily on Days 2 through 5. [1]

Prednisone Dosage With a Common Outpatient Exacerbation Regimen

Systemic prednisone dosing depends on the indication because steroid dose and duration vary by disease and severity. [2]

COPD exacerbation prednisone dosage

For acute COPD exacerbation, prednisone 40 mg by mouth once daily for 5 days is commonly recommended. [2]

Acute asthma exacerbation prednisone dosage

For acute asthma exacerbation, prednisone 40 to 60 mg by mouth once daily (or divided dosing) for 5 days is commonly used in adults. [3]

Dosing Summary for the “Z-pack + prednisone” Combination

  • Azithromycin 500 mg Day 1, then 250 mg daily Days 2–5. [1]
  • Prednisone: 40 mg daily for 5 days in COPD exacerbation. [2]
  • Prednisone: 40–60 mg daily for 5 days in acute asthma exacerbation. [3]

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