What Does MME Mean in Medical Terms?

MME stands for morphine milligram equivalents. Standardised measure comparing opioid strengths.

morphine milligram equivalents

Standardised measure comparing opioid strengths.

Where you will see MME

You will most often see MME in medication orders and prescriptions.

Example

A medication order might be written with “MME” as shorthand for morphine milligram equivalents.

Related abbreviations

Browse the full Medical Abbreviations guide — 5,715 entries, searchable A–Z and by specialty.

Educational reference only. This guide is for learning and quick reference. Abbreviations vary between hospitals, countries and specialties, and some are discouraged because they can be misread. Always write and interpret orders using your own institution’s approved abbreviation list, and check anything unclear with the prescriber or your local policy.