Dental Photobiomodulation
Photobiomodulation may reduce some postoperative endodontic pain, but published dental protocols are not reported consistently enough to replicate.
[1][2][3][4]The short answer
Dental photobiomodulation uses low-level laser or light-emitting diode therapy studied for postoperative pain and other dental outcomes.
[3]
What is dental photobiomodulation?
How is it used?
What are the limits?
What is it compared with?
For postoperative endodontic pain, the trials compared photobiomodulation with control groups. The review found a significant pain effect in seven of nine studies, while two found no significant difference.
[3]What might it help with?
The clearest patient outcome is possible relief of postoperative endodontic pain. Eight studies reported no adverse effects in their trial findings.
[3]What should a patient know about safety?
Frequently asked questions
Does photobiomodulation always reduce endodontic pain?
No. Seven of nine reviewed studies found significant relief, while two found no significant difference.
[3]Who wrote this page
This library is published by Dental Nation, a licensed dental group practising in the United Arab Emirates. Pages are written and overseen by the same clinical team that treats patients in our clinics, and are held to a fixed editorial standard for safety and accuracy.
This page is patient education, not medical advice, and cannot replace an examination. Anything urgent — facial swelling, trauma, uncontrolled bleeding or severe pain — needs a dentist or emergency care now.