MME Calculator
Calculate Morphine Milligram Equivalents for opioid medications and assess risk levels
Calculate Morphine Milligram Equivalents
Reference standard opioid (MME = 1)
Single dose amount for each administration
Multiple tablets/units taken together
How many separate dosing times per day
MME Calculation Results
Calculation:
Single dose MME = 0 mg × 1 = 0.0 MME
Per administration = 0.0 MME × 1 = 0.0 MME
Daily total = 0.0 MME × 1 = 0.0 MME/day
Important Medical Disclaimer
This calculator is for educational purposes only. MME calculations should never replace clinical judgment. Always consult with qualified healthcare professionals for medication management and opioid prescribing decisions.
Example Calculation
Patient Taking Oxycodone
Medication: Oxycodone 10mg tablets
Dosing: 1 tablet, 3 times per day
Conversion factor: Oxycodone = 1.5 MME per mg
MME Calculation
Single dose MME = 10 mg × 1.5 = 15 MME
Daily MME = 15 MME × 3 doses = 45 MME/day
Risk Level: Low risk (< 50 MME/day)
MME Risk Guidelines
< 50 MME/day
Lower risk
Monitor for effectiveness and side effects
50-90 MME/day
Increased risk
Consider additional monitoring
≥ 90 MME/day
High risk
Serious consideration for dose reduction
Quick Reference
Conversion factors to morphine milligram equivalents
Understanding Morphine Milligram Equivalents (MME)
What are MMEs?
Morphine Milligram Equivalents (MME) provide a standardized way to compare the potency of different opioid medications. By converting all opioids to their morphine equivalent, healthcare providers can better assess risk and make informed prescribing decisions.
Why Calculate MME?
- •Assess overdose risk and safety
- •Compare potency across different opioids
- •Guide safe prescribing practices
- •Support clinical decision-making
Calculation Formula
MME = Dose × Conversion Factor × Frequency × Doses per Day
Special Considerations
Methadone
Has variable conversion factors based on total daily dose due to non-linear pharmacokinetics.
Fentanyl Patches
Measured in mcg/h and provide continuous 72-hour delivery of medication.