What are the effects of botulinum toxin type A (BoNT-A) in the treatment of chronic pain syndrome (CPS)?

Updated: Jan 14, 2020
  • Author: Manish K Singh, MD; Chief Editor: Stephen Kishner, MD, MHA  more...
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A French study found evidence that botulinum toxin type A (BoNT-A) has direct analgesic effects when administered to patients with chronic neuropathic pain (performing actions that are independent of its effect on muscle tone). [39] Consequently, the study's authors suggested that BoNT-A may have "novel indications" in analgesia.

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