Study summary
Botox injections reduced pain and attacks
What was tested
A pooled look at botulinum toxin type A injections into the face for trigeminal neuralgia.
What they found
- In randomized trials, pain scores fell significantly from baseline.
- Attack frequency also dropped in uncontrolled studies.
- Long-term evidence is limited.
What it means
An option for people who cannot tolerate pills or have surgery, though better trials are needed.
Last reviewed 2026-11-14 by the Find a Trial editorial team.
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