Shining a light on jaw pain: could LED therapy offer Drug-Free relief for TMJ disorders?

NCT ID NCT06068959

Completed Symptom relief Sponsor: University of Nove de Julho Source: ClinicalTrials.gov ↗

First seen Jul 29, 2026 · Last updated Jul 30, 2026 · Updated 1 time

Summary

This trial tests whether shining red and infrared LED light on the jaw and neck muscles can reduce pain and improve movement in people with temporomandibular joint (TMJ) disorders. About 32 adults with TMJ pain will receive either real LED therapy or a placebo treatment over six sessions. Researchers will measure changes in pain levels and how well participants can open and move their jaw and neck.

What this could mean

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

Active substance: photobiomodulation using a cluster of red and infrared LEDs applied to the jaw and neck muscles
What this could lead to: If it works, this could offer a drug-free, non-invasive option for managing TMJ pain and improving jaw and neck movement.
What could go wrong: This is a very small, early-stage trial with only 32 participants. The placebo effect is strong in pain studies, and results may not apply to everyone with TMJ disorders.

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Conditions

The condition(s) this trial relates to.

temporomandibular joint disorder temporomandibular joint dysfunction syndrome

As listed by the trial registrant

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

TMJ PAIN

Contacts and locations

Locations

Kristiane Porta Santos Fernandes

São Paulo, São Paulo, 01525-000, Brazil

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