What is the recommended dose of oral corticosteroids (CS), such as prednisone, for the treatment of rhinosinusitis?

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Last updated: September 19, 2025View editorial policy

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Recommended Oral Corticosteroid Dosage for Rhinosinusitis

For rhinosinusitis, a short course of oral prednisone at 25-60 mg daily for 5-7 days is the recommended dosage regimen. 1

Dosing Guidelines Based on Clinical Presentation

Acute Rhinosinusitis

  • Oral corticosteroids are generally not recommended for routine treatment of acute post-viral rhinosinusitis due to limited evidence of long-term benefit 2, 1
  • Reserve for very severe or intractable symptoms that have not responded to other treatments

Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

  • Dosage: 25-60 mg of prednisone daily for adults 1
  • Duration: 5-7 days 2, 1
  • Alternative tapering schedule: methylprednisolone 32mg/day for days 1-5, 16mg/day for days 6-10, 8mg/day for days 11-20 1

Chronic Rhinosinusitis without Nasal Polyps (CRSsNP)

  • Prednisolone 0.5 mg/kg tapered over 10 days has shown significant improvement in symptoms, endoscopy scores, and CT findings 3
  • Most beneficial for patients with symptom duration less than 11 months 3

Administration Recommendations

  • Take in the morning before 9 am to minimize adrenal suppression 4
  • Take with food or milk to reduce gastric irritation 4
  • For courses less than 7 days, gradual dose reduction is not necessary 1
  • Limit to 1-2 courses per year for patients with partially or uncontrolled disease 1

Efficacy and Expected Outcomes

  • Short-term oral corticosteroids can significantly reduce symptoms and polyp size in CRSwNP 5, 6
  • In CRSsNP, oral prednisolone can help avoid surgical intervention in approximately 52.5% of patients within the first 12 months 3
  • Patients with higher baseline SNOT-22 scores (≥47) are more likely to experience clinically significant improvement 7
  • Patients with comorbid asthma may have less favorable outcomes 7

Important Cautions and Monitoring

  • Single administration of parenteral corticosteroids is discouraged, and recurrent administration is contraindicated 2, 1
  • Monitor for short-term adverse effects including:
    • Insomnia and nervousness
    • Increased appetite and mood changes
    • Glucose intolerance
    • Gastrointestinal disturbances 1, 6

Follow-up Management

  • After oral corticosteroid course, transition to intranasal corticosteroids for maintenance therapy 1, 5
  • Evaluate response 2-4 weeks after starting treatment 1
  • For partial responders, consider maintenance with topical corticosteroids between systemic courses 1

Clinical Pearl

While oral corticosteroids can provide rapid symptomatic improvement in severe rhinosinusitis, their benefits may not be sustained beyond the short-term treatment period. Therefore, they should be used judiciously and followed by appropriate maintenance therapy with intranasal corticosteroids to provide long-term disease control and minimize potential adverse effects of systemic corticosteroid use.

References

Guideline

Sinus Conditions Management

Praxis Medical Insights: Practical Summaries of Clinical Guidelines, 2025

Guideline

Guideline Directed Topic Overview

Dr.Oracle Medical Advisory Board & Editors, 2025

Research

Corticosteroid treatment in chronic rhinosinusitis: the possibilities and the limits.

Immunology and allergy clinics of North America, 2009

Research

Short-course oral steroids alone for chronic rhinosinusitis.

The Cochrane database of systematic reviews, 2016

Professional Medical Disclaimer

This information is intended for healthcare professionals. Any medical decision-making should rely on clinical judgment and independently verified information. The content provided herein does not replace professional discretion and should be considered supplementary to established clinical guidelines. Healthcare providers should verify all information against primary literature and current practice standards before application in patient care. Dr.Oracle assumes no liability for clinical decisions based on this content.

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