Prednisone Dosage Calculator 2026: What is My Prednisone Dose?

💊 Over 75,000 patients use this tool. Our FREE prednisone dosage calculator 2026 answers the #1 question: "What is my prednisone dose?" Get your starting dose, personalized taper schedule, and corticosteroid conversions.

🔥 Key guidelines: Acute inflammation: 40-60 mg/day · Autoimmune conditions: 10-20 mg/day · Taper duration: 2-8+ weeks depending on treatment length.

What is My Prednisone Dose? Complete 2026 Dosing Guide

📊 Prednisone Starting Doses by Condition (May 2026)

Condition	Typical Starting Dose	Duration
Acute asthma exacerbation	40-60 mg/day	5-10 days
COPD exacerbation	30-40 mg/day	5-7 days
Rheumatoid arthritis flare	10-20 mg/day	Variable
Lupus flare	20-60 mg/day	Variable
Severe allergic reaction	40-60 mg/day	3-7 days
Organ transplant	5-20 mg/day (maintenance)	Long-term

💊 Corticosteroid Conversion Chart

Prednisone 5 mg = Methylprednisolone 4 mg
Prednisone 5 mg = Dexamethasone 0.75 mg
Prednisone 5 mg = Hydrocortisone 20 mg
Prednisone 5 mg = Cortisone 25 mg

📋 Prednisone Taper Guidelines

Duration <3 weeks: May stop without taper
Duration 3-6 weeks: Reduce by 2.5-5 mg every 3-7 days
Duration >6 weeks: Very slow taper over 4-8+ weeks
Below 10 mg: Reduce by 1-2.5 mg every 1-2 weeks

❓ Frequently Asked Questions About Prednisone Dosage

What is the correct prednisone starting dose?

Prednisone starting dose depends on the condition being treated. Typical doses: Acute inflammation/asthma: 40-60 mg daily. Autoimmune conditions: 10-20 mg daily. Severe conditions: up to 80 mg daily. Always follow your doctor's prescribed dose.

How do I taper off prednisone?

Prednisone taper schedule depends on duration and dose taken. Short courses (<3 weeks) can often be stopped without taper. Longer courses require gradual reduction: Reduce by 2.5-5 mg every 3-7 days. Below 10 mg, taper slower. Our calculator creates a personalized taper schedule based on your dose and duration.

What are the side effects of prednisone?

Common side effects: increased appetite, weight gain, insomnia, mood changes, fluid retention, high blood sugar. Long-term: osteoporosis, adrenal suppression, cataracts, glaucoma. Take with food to reduce stomach upset. Never stop abruptly after long-term use - taper required.

How do I convert prednisone to methylprednisolone?

Conversion: 5 mg prednisone = 4 mg methylprednisolone. Example: 40 mg prednisone = 32 mg methylprednisolone. Our calculator includes all corticosteroid conversions.

How long does prednisone stay in your system?

Prednisone has a half-life of 3-4 hours, but its effects last 18-36 hours. It takes about 5 half-lives (15-20 hours) to clear from blood. However, adrenal suppression from long-term use can last weeks to months after stopping.

What is prednisone withdrawal?

Prednisone withdrawal occurs when stopped abruptly after long-term use. Symptoms: fatigue, joint pain, fever, low blood pressure, nausea. This is due to adrenal suppression. Always taper slowly under medical supervision.

⚠️ CRITICAL MEDICAL DISCLAIMER (Updated May 15, 2026)

NOT MEDICAL ADVICE: This prednisone dosage calculator is for EDUCATIONAL AND INFORMATIONAL PURPOSES ONLY. Always consult your healthcare provider before starting or changing steroid therapy.

ADRENAL SUPPRESSION: Long-term steroid use suppresses adrenal function. Abrupt cessation can cause life-threatening adrenal crisis. Always taper under medical supervision.

Last Update: May 15, 2026 | Next Review: August 15, 2026 | Users: 75,000+ patients

Prednisone Dosage Calculator 2026: What is My Prednisone Dose? Free Steroid Taper Schedule & Conversion Tool

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