Convert opioid doses to morphine milligram equivalents (MME).
CDC 2022 factors for a single opioid. Add up MME across all opioids a patient takes. Do NOT use MME to convert from one opioid to another (incomplete cross-tolerance); methadone and buprenorphine are not included.
No. Opioid Mme Converter is free, with no signup required, and nothing you enter leaves your browser.
Opioid Mme Converter is built on published formulas and reference ranges from established health sources. We revisit it periodically as guidance evolves; the "Last reviewed" date above shows when that last happened. If something looks wrong, tell us with the feedback button in the bottom-right corner.
No. Opioid Mme Converter gives you a general estimate based on the inputs you provide, not a diagnosis. Existing conditions, medications, and individual history all change what a number actually means for you. Treat this as a starting point for a conversation with a doctor or other qualified health professional, not a substitute for one.