![Botulinum toxin](https://www.nationalelfservice.net/cms/wp-content/uploads/2015/05/shutterstock_155187284-150x150.jpg)
This review of the use of botulinum toxin (BONT-A) for pain-relief in patients with persistent idiopathic dentoalveolar pain included just 3 small uncontrolled studies providing a very limited amounh of very low quality evidence.
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