Could a common diabetes drug ease fibromyalgia pain?

NCT ID NCT05900466

First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tests whether low-dose metformin, a common diabetes drug, can improve symptoms of fibromyalgia by reducing inflammation in the nervous system. 72 adults with fibromyalgia will take metformin or a placebo daily for 8 weeks. Researchers will measure changes in pain, fatigue, and overall impact on daily life.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance
Metformin (low-dose extended-release tablets)
What this could lead to
If it works, this could point toward a new, affordable treatment option for fibromyalgia symptoms.
What could go wrong
This is a small, early-stage proof-of-concept trial. Metformin is not proven for fibromyalgia yet, and results may not apply to everyone.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • University of Utah

    RECRUITING

    Salt Lake City, Utah, 84132, United States

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